logo Calflora Illustrated Plant List 

Edgewood County Park
San Mateo County

San Mateo County

Toni Corelli  / County Park Volunteer  (2008-01-01)

Record Detail Nearby Surveys What Grows Here?
529 PLANTS
Zeltnera muhlenbergii   


Abelia Xgrandiflora    Glossy abelia
non-native
Perennial herb

CAPRIFOLIACEAE

Abelia Xgrandiflora
2008 Forest & Kim Starr
Abelia Xgrandiflora
2008 Forest & Kim Starr

Adiantum jordanii    California maidenhair fern
native
Fern

PTERIDACEAE

Adiantum jordanii
2005 George W. Hartwell
Adiantum jordanii
2006 Steve Matson
Adiantum jordanii
2019 Ron Vanderhoff

Carex serratodens    Bifid sedge,  Two tooth sedge
native
Perennial grasslike herb

CYPERACEAE

Carex serratodens
2009 Neal Kramer
Carex serratodens
2019 Julie Kierstead Nelson
Carex serratodens
2016 Julie Kierstead Nelson

Carex subbracteata    Small bract sedge
native
Perennial grasslike herb

CYPERACEAE

Carex subbracteata
2012 Jake Ruygt
Carex subbracteata
2012 Jake Ruygt
Carex subbracteata
2003 Steve Matson

Croton setigerus    Turkey-mullein
native
Annual herb

EUPHORBIACEAE

Croton setigerus
2018 Rachelle Gray
Croton setigerus
2019 Robin Street-Morris
Croton setigerus
2014 Richard Chasey

Dryopteris arguta    California wood fern,  Coastal wood fern,  Shield fern
native
Fern

DRYOPTERIDACEAE

Dryopteris arguta
2004 Brent Miller
Dryopteris arguta
2012 Michael Perlmutter
Dryopteris arguta
2007 Neal Kramer

Eleocharis montevidensis    Montevideo spike rush,  Sand spikerush
native
Perennial grasslike herb

CYPERACEAE

Eleocharis montevidensis
2003 Steve Matson
Eleocharis montevidensis
2019 Ken Hickman
Eleocharis montevidensis
2003 Steve Matson

Equisetum telmateia ssp. braunii    Giant horse tail,  Giant horsetail
native
Fern

EQUISETACEAE

Equisetum telmateia ssp. braunii
2008 Zoya Akulova
Equisetum telmateia ssp. braunii
2008 Neal Kramer
Equisetum telmateia ssp. braunii
2015 Ron Vanderhoff

Eucalyptus pulverulenta    Money tree,  Silverleaf mountain gum
non-native
Tree

MYRTACEAE

Eucalyptus pulverulenta
2008 Zoya Akulova
Eucalyptus pulverulenta
2015 Zoya Akulova
Eucalyptus pulverulenta
2015 Zoya Akulova

Helianthemum scoparium    Bisbee Peak Rushrose
native
Shrub

CISTACEAE

Helianthemum scoparium
2018 Debra L. Cook
Helianthemum scoparium
2018 Vernon Smith
Helianthemum scoparium
2018 Debra L. Cook

Hesperocyparis macrocarpa    Monterey cypress
native
Tree

CUPRESSACEAE

Hesperocyparis macrocarpa
2019 Patrick Furtado
Hesperocyparis macrocarpa
2009 Keir Morse
Hesperocyparis macrocarpa
2008 Neal Kramer

Juncus occidentalis    Rush,  Slender juncus,  Western rush
native
Perennial grasslike herb

JUNCACEAE

Juncus occidentalis
2007 Neal Kramer
Juncus occidentalis
2015 Neal Kramer
Juncus occidentalis
2007 Neal Kramer

Juncus patens    Common rush,  Spreading rush
native
Perennial grasslike herb

JUNCACEAE

Juncus patens
2008 Neal Kramer
Juncus patens
2014 Mike Wood
Juncus patens
2007 Neal Kramer

non-native
Perennial herb (bulb)

AMARYLLIDACEAE

Narcissus pseudonarcissus
2018 Abbot Chambers
Narcissus pseudonarcissus
2019 Colleen Herr
Narcissus pseudonarcissus
2007 Ram Vasudev

Narcissus tazetta    Cream narcissus
non-native
Perennial herb (bulb)

AMARYLLIDACEAE

Narcissus tazetta
2005 Eric Machleder
Narcissus tazetta
2016 Ron Vanderhoff
Narcissus tazetta
2012 Ron Vanderhoff

Orobanche californica ssp. jepsonii    Jepson's california broom rape
native
Perennial herb (parasitic)

OROBANCHACEAE

Orobanche californica ssp. jepsonii
2019 Ken Hickman
Orobanche californica ssp. jepsonii
2018 Brian and Eileen Keelan
Orobanche californica ssp. jepsonii
1998 John Game

Pellaea andromedifolia    Coffee cliffbrake,  Coffee fern
native
Fern

PTERIDACEAE

Pellaea andromedifolia
2015 James Gonsman
Pellaea andromedifolia
2008 Keir Morse
Pellaea andromedifolia
2018 Gary McDonald

native
Fern

PTERIDACEAE

Pentagramma triangularis ssp. triangularis
2019 Ron Vanderhoff
Pentagramma triangularis ssp. triangularis
2008 Keir Morse
Pentagramma triangularis ssp. triangularis
2019 Ron Vanderhoff

Pinus pinea    Italian stone pine
non-native
Tree

PINACEAE

Pinus pinea
2013 Al Keuter
Pinus pinea
2015 Zoya Akulova
Pinus pinea
2015 Chris Jaster

non-native
Annual herb

CARYOPHYLLACEAE

Polycarpon tetraphyllum var. tetraphyllum
2013 Jean Pawek
Polycarpon tetraphyllum var. tetraphyllum
2013 Jean Pawek
Polycarpon tetraphyllum var. tetraphyllum
2012 Jean Pawek

Polypodium californicum    California polypody
native
Fern

POLYPODIACEAE

Polypodium californicum
2013 Neal Kramer
Polypodium californicum
2018 Chico Hiking Association
Polypodium californicum
2015 Keir Morse

Polystichum munitum    Western sword fern,  Western swordfern
native
Fern

DRYOPTERIDACEAE

Polystichum munitum
2008 Matt Below
Polystichum munitum
Gerald and Buff Corsi 2007 California Academy of Sciences
Polystichum munitum
2008 Keir Morse

Pinus radiata    Monterey pine
native
Tree

PINACEAE

Pinus radiata
2008 Neal Kramer
Pinus radiata
2013 Susan McDougall
Pinus radiata
2015 Barry Breckling

Trifolium subterraneum    Sub clover,  Subterranean clover
non-native
Annual herb

FABACEAE

Trifolium subterraneum
2008 Jennifer Buck
Trifolium subterraneum
2008 Neal Kramer
Trifolium subterraneum
2019 Matt Berger

Arctostaphylos crustacea ssp. crustacea    Brittle leaf manzanita
native
Shrub

ERICACEAE

Arctostaphylos crustacea ssp. crustacea
2008 Gary McDonald
Arctostaphylos crustacea ssp. crustacea
2015 Aaron Schusteff
Arctostaphylos crustacea ssp. crustacea
2018 James Gonsman

Dirca occidentalis    Western leatherwood
native
Shrub

THYMELAEACEAE

Dirca occidentalis
2017 John Game
Dirca occidentalis
2019 Dee Shea Himes
Dirca occidentalis
2018 David Greenberger

Ribes menziesii var. menziesii    Canyon gooseberry
native
Shrub

GROSSULARIACEAE

Ribes menziesii var. menziesii
2018 Rebecca Schoenenberger
Ribes menziesii var. menziesii
2019 Michael Mitchell
Ribes menziesii var. menziesii
2014 Zoya Akulova

Arctostaphylos regismontana    Kings mountain manzanita,  Kings mtn. manzanita
native
Shrub

ERICACEAE

Arctostaphylos regismontana
2007 Neal Kramer
Arctostaphylos regismontana
2006 David A. Tharp
Arctostaphylos regismontana
2006 Joseph Dougherty/ecology.org

Pedicularis densiflora    Warrior's plume,  Indian warrior
native
Perennial herb

OROBANCHACEAE

Pedicularis densiflora
2009 Ron Vanderhoff
Pedicularis densiflora
2019 Eliezer Margolis
Pedicularis densiflora
2019 Bryant Baker

Vinca major    Bigleaf periwinkle,  Greater periwinkle,  Vinca
invasive non-native
Perennial herb

APOCYNACEAE

Vinca major
2018 Ron Vanderhoff
Vinca major
2007 Luigi Rignanese
Vinca major
2004 Dr. Amadej Trnkoczy

Silene gallica    Common catchfly,  Windmill pink
non-native
Annual herb

CARYOPHYLLACEAE

Silene gallica
2017 Barbara Boethling
Silene gallica
2017 Gary McDonald
Silene gallica
2017 Gary McDonald

Solanum umbelliferum    Blue witch nightshade,  Bluewitch nightshade
native
Shrub

SOLANACEAE

Solanum umbelliferum
2017 Ken Lunders
Solanum umbelliferum
2015 Garth Wadsworth
Solanum umbelliferum
2015 Dee Warenycia

Kniphofia uvaria    Redhot poker
invasive non-native
Perennial herb

ASPHODELACEAE

Kniphofia uvaria
2002 Tony Morosco
Kniphofia uvaria
2009 Neal Kramer
Kniphofia uvaria
2002 Tony Morosco

Pseudognaphalium californicum    Ladies' tobacco
native
Annual, Perennial herb

ASTERACEAE

Pseudognaphalium californicum
2017 Gary McDonald
Pseudognaphalium californicum
2017 Gary McDonald
Pseudognaphalium californicum
2008 Keir Morse

Capsella bursa-pastoris    Shepherd's purse
non-native
Annual herb

BRASSICACEAE

Capsella bursa-pastoris
2007 Carol W. Witham
Capsella bursa-pastoris
2019 Cynthia Powell
Capsella bursa-pastoris
2019 Cynthia Powell

Gazania linearis    Gazania,  Treasure flower,  Treasureflower
invasive non-native
Perennial herb

ASTERACEAE

Gazania linearis
2016 Barbara Boethling
Gazania linearis
2018 Ron Vanderhoff
Gazania linearis
2018 Ron Vanderhoff

Heterotheca grandiflora    Telegraph weed,  Telegraphweed
native
Annual, Perennial herb

ASTERACEAE

Heterotheca grandiflora
2001 Jeff Abbas
Heterotheca grandiflora
2014 Robert Sikora
Heterotheca grandiflora
2017 Hilary Mills

Hirschfeldia incana    Mediterranean hoary mustard,  Short podded mustard,  Summer mustard
invasive non-native
Perennial herb

BRASSICACEAE

Hirschfeldia incana
2017 Gary McDonald
Hirschfeldia incana
2017 Gary McDonald
Hirschfeldia incana
2008 Neal Kramer

Rumex crispus    Curly dock,  Curly leaved dock,  Rhubarb
invasive non-native
Perennial herb

POLYGONACEAE

Rumex crispus
2018 Tim Lewis
Rumex crispus
2019 Diane Etchison
Rumex crispus
2019 Cynthia Powell

Senecio vulgaris    Common groundsel,  Old man in the spring,  Old man of spring
non-native
Annual herb

ASTERACEAE

Senecio vulgaris
2005 Steve Matson
Senecio vulgaris
2008 Neal Kramer
Senecio vulgaris
2019 Ron Vanderhoff

Solanum douglasii    Douglas' nightshade,  Greenspot nightshade
native
Perennial herb

SOLANACEAE

Solanum douglasii
2003 Michael Charters
Solanum douglasii
2018 Debra L. Cook
Solanum douglasii
2017 Zoya Akulova

Sonchus oleraceus    Common sow thistle,  Common sowthistle,  Sow thistle
non-native
Annual herb

ASTERACEAE

Sonchus oleraceus
2019 Diane Etchison
Sonchus oleraceus
2015 Jesse Rorabaugh
Sonchus oleraceus
2016 Andrew Longman

Acacia melanoxylon    Blackwood acacia
invasive non-native
Tree

FABACEAE

Acacia melanoxylon
2008 Neal Kramer
Acacia melanoxylon
2019 Julian Geoghegan
Acacia melanoxylon
2009 Neal Kramer

Bromus carinatus var. carinatus    California brome,  Mountain brome
native
Perennial grass

POACEAE

Bromus carinatus var. carinatus
2016 Richard Chasey
Bromus carinatus var. carinatus
2013 Jean Pawek
Bromus carinatus var. carinatus
2003 James B. Gratiot

non-native
Annual grass

POACEAE

Bromus madritensis ssp. madritensis
2005 Steve Matson
Bromus madritensis ssp. madritensis
2012 Robert Steers
Bromus madritensis ssp. madritensis
2007 David L. Magney

Bromus madritensis ssp. rubens    Foxtail brome,  Foxtail chess,  Foxtail grass
invasive non-native
Annual grass

POACEAE

Bromus madritensis ssp. rubens
2008 Thomas Stoughton
Bromus madritensis ssp. rubens
2004 Carol W. Witham
Bromus madritensis ssp. rubens
2005 Steve Matson

Cardamine oligosperma    Bitter cress,  Idaho bittercress
native
Annual, Perennial herb

BRASSICACEAE

Cardamine oligosperma
2019 Chico Hiking Association
Cardamine oligosperma
2013 Emily Wong
Cardamine oligosperma
2013 Ron Wolf

Danthonia californica    California oatgrass
native
Perennial grass

POACEAE

Danthonia californica
2002 Bart and Susan Eisenberg
Danthonia californica
2018 Miao Ling He
Danthonia californica
2019 MCOSD Restoration Crew

Lomatium macrocarpum    Bigseed biscuitroot,  Large fruited lomatium
native
Perennial herb

APIACEAE

Lomatium macrocarpum
2018 Gary McDonald
Lomatium macrocarpum
2018 Gary McDonald
Lomatium macrocarpum
2018 Chico Hiking Association

Melica imperfecta    California melic,  Coast range melic,  Small flowered melica
native
Perennial grass

POACEAE

Melica imperfecta
2009 Keir Morse
Melica imperfecta
2014 Steve Matson
Melica imperfecta
2019 Bonnie Nickel

Phalaris aquatica    Bulbous canarygrass,  Harding grass
invasive non-native
Perennial grass

POACEAE

Phalaris aquatica
2019 James Bailey
Phalaris aquatica
2019 James Bailey
Phalaris aquatica
2017 James Bailey

Prunus subcordata    Klamath plum,  Sierra plum
native
Tree, Shrub

ROSACEAE

Prunus subcordata
2009 Barry Breckling
Prunus subcordata
2009 Barry Breckling
Prunus subcordata
2009 Julie Kierstead Nelson

Quercus agrifolia var. agrifolia    California live oak,  Coast live oak
native
Tree

FAGACEAE

Quercus agrifolia var. agrifolia
2002 Doreen L. Smith
Quercus agrifolia var. agrifolia
2008 Keir Morse
Quercus agrifolia var. agrifolia
2018 Asa Hurst

Quercus berberidifolia    Inland scrub oak
native
Tree

FAGACEAE

Quercus berberidifolia
2008 Keir Morse
Quercus berberidifolia
2015 Diane Etchison
Quercus berberidifolia
2018 Cynthia Powell

Quercus lobata    California white oak,  Valley oak
native
Tree

FAGACEAE

Quercus lobata
2013 Susan McDougall
Quercus lobata
2008 Keir Morse
Quercus lobata
2014 Neal Kramer

Ribes californicum var. californicum    California gooseberry,  Hillside gooseberry
native
Shrub

GROSSULARIACEAE

Ribes californicum var. californicum
2008 Keir Morse
Ribes californicum var. californicum
2018 Gary McDonald
Ribes californicum var. californicum
2007 Neal Kramer

Taraxacum officinale    Common dandelion,  Dandelion,  Red seeded dandelion
invasive non-native
Perennial herb

ASTERACEAE

Taraxacum officinale
2001 Nick Kurzenko
Taraxacum officinale
2018 Chico Hiking Association
Taraxacum officinale
2016 John Doyen

Trifolium hirtum    Rose clover
invasive non-native
Annual herb

FABACEAE

Trifolium hirtum
2004 Carol W. Witham
Trifolium hirtum
2008 Keir Morse
Trifolium hirtum
2013 Zoya Akulova

Triticum aestivum    Common wheat,  Wheat
non-native
Annual grass

POACEAE

Triticum aestivum
2004 James M. Andre
Triticum aestivum
2005 Steve Matson
Triticum aestivum
2011 Louis-M. Landry

Vicia sativa ssp. nigra    Common vetch,  Garden vetch,  Smaller common vetch
non-native
Annual herb, Vine

FABACEAE

Vicia sativa ssp. nigra
2008 Steve Matson
Vicia sativa ssp. nigra
2008 Steve Matson
Vicia sativa ssp. nigra
2015 jamie smith

Vicia sativa ssp. sativa    Garden vetch,  Pubescent common vetch,  Spring vetch
non-native
Annual herb, Vine

FABACEAE

Vicia sativa ssp. sativa
2009 Neal Kramer
Vicia sativa ssp. sativa
2009 Barry Breckling
Vicia sativa ssp. sativa
2010 Vernon Smith

Acacia baileyana    Bailey acacia,  Cootamundra wattle
invasive non-native
Tree, Shrub

FABACEAE

Acacia baileyana
2002 Dean Wm. Taylor
Acacia baileyana
2016 Zoya Akulova
Acacia baileyana
2012 Jorg & Mimi Fleige

Acacia dealbata    Silver wattle
invasive non-native
Tree, Shrub

FABACEAE

Acacia dealbata
2008 Neal Kramer
Acacia dealbata
2004 Steve Matson
Acacia dealbata
2010 Neal Kramer

Aphanes occidentalis    Western lady's mantle
native
Annual, Perennial herb

ROSACEAE

Aphanes occidentalis
2019 Ron Vanderhoff
Aphanes occidentalis
2017 Ron Vanderhoff
Aphanes occidentalis
2009 Keir Morse

Barbarea orthoceras    American rocket,  American wintercress,  Erectpod wintercress
native
Perennial herb

BRASSICACEAE

Barbarea orthoceras
2013 Debra L. Cook
Barbarea orthoceras
2019 Diane Etchison
Barbarea orthoceras
2018 Chico Hiking Association

Cardamine californica    Bitter cress,  California toothwort, milk maids
native
Perennial herb

BRASSICACEAE

Cardamine californica
2019 Ron Vanderhoff
Cardamine californica
2018 Lynn Sweet
Cardamine californica
2019 Ron Vanderhoff

Ceanothus cuneatus var. cuneatus    Buck brush,  Buckbrush
native
Shrub

RHAMNACEAE

Ceanothus cuneatus var. cuneatus
2007 Neal Kramer
Ceanothus cuneatus var. cuneatus
2009 Neal Kramer
Ceanothus cuneatus var. cuneatus
2016 John Doyen

Dichelostemma capitatum ssp. capitatum    Blue dicks,  Bluedicks,  Wild hyacinth
native
Perennial herb

THEMIDACEAE

Dichelostemma capitatum ssp. capitatum
2015 Diane Etchison
Dichelostemma capitatum ssp. capitatum
2019 Mary Conway
Dichelostemma capitatum ssp. capitatum
2010 Steven Thorsted

Dodecatheon hendersonii    Mosquito bill
native
Perennial herb

PRIMULACEAE

Dodecatheon hendersonii
2019 Patrick Furtado
Dodecatheon hendersonii
2017 John Game
Dodecatheon hendersonii
2008 Keir Morse

Festuca californica    California fescue
native
Perennial grass

POACEAE

Festuca californica
2019 Justin Luong
Festuca californica
2008 Keir Morse
Festuca californica
2012 Aaron Arthur

Fritillaria liliacea    Fragrant fritillary
native
Perennial herb (bulb)

LILIACEAE

Fritillaria liliacea
2009 Neal Kramer
Fritillaria liliacea
2015 Barry Thomson
Fritillaria liliacea
2010 Aaron Arthur

Mimulus douglasii    Purple mouse ears
native
Annual herb

PHRYMACEAE

Mimulus douglasii
2018 Chico Hiking Association
Mimulus douglasii
2017 John Rawlings
Mimulus douglasii
2018 Rick Wachs

Phacelia imbricata ssp. imbricata    Imbricate phacelia
native
Perennial herb

BORAGINACEAE

Phacelia imbricata ssp. imbricata
2008 Neal Kramer
Phacelia imbricata ssp. imbricata
2009 Barry Breckling
Phacelia imbricata ssp. imbricata
2014 James Gonsman

Plagiobothrys nothofulvus    Rusty haired popcorn flower,  Rusty popcorn flower,  Rusty popcornflower
native
Annual herb

BORAGINACEAE

Plagiobothrys nothofulvus
2019 Diane Etchison
Plagiobothrys nothofulvus
2019 Ron Vanderhoff
Plagiobothrys nothofulvus
2019 Ron Vanderhoff

Prunus ilicifolia ssp. ilicifolia    Holly leaf cherry,  Hollyleaf cherry
native
Tree, Shrub

ROSACEAE

Prunus ilicifolia ssp. ilicifolia
2012 Gary McDonald
Prunus ilicifolia ssp. ilicifolia
2002 Charles E. Jones
Prunus ilicifolia ssp. ilicifolia
2010 Neal Kramer

Sanicula crassicaulis    Gamble weed,  Pacific blacksnakeroot,  Pacific sanicle
native
Perennial herb

APIACEAE

Sanicula crassicaulis
2008 Steven Perry
Sanicula crassicaulis
2007 Neal Kramer
Sanicula crassicaulis
2018 MCOSD EDRR

Taraxia ovata    Sun cup,  Goldeneggs
native
Perennial herb

ONAGRACEAE

Taraxia ovata
2019 Margot Cunningham
Taraxia ovata
2013 Annette Anzalone
Taraxia ovata
2012 Neal Kramer

Thysanocarpus curvipes    Fringe pod,  Fringed pod,  Hairy lacepod
native
Annual herb

BRASSICACEAE

Thysanocarpus curvipes
2019 Jay Chamberlain
Thysanocarpus curvipes
2008 Keir Morse
Thysanocarpus curvipes
2001 Jeff Abbas

Triphysaria eriantha ssp. eriantha    Butter 'n' eggs,  Johnny tuck
native
Annual herb

OROBANCHACEAE

Triphysaria eriantha ssp. eriantha
2004 Carol W. Witham
Triphysaria eriantha ssp. eriantha
2005 George W. Hartwell
Triphysaria eriantha ssp. eriantha
2004 Carol W. Witham

Anagallis monelli    Flaxleaf pimpernel
non-native
Perennial herb

MYRSINACEAE

Anagallis monelli
2012 Jean Pawek (Anagallis monelli)
Anagallis monelli
2016 Glen Schneider
Anagallis monelli
2002 Tony Morosco

Calandrinia ciliata    Red maids
native
Annual herb

MONTIACEAE

Calandrinia ciliata
2019 Ron Vanderhoff
Calandrinia ciliata
2015 Ken Lunders
Calandrinia ciliata
2019 Ron Vanderhoff

Cerastium glomeratum    Large mouse ears,  Mouseear chickweed,  Sticky chickweed
non-native
Annual herb

CARYOPHYLLACEAE

Cerastium glomeratum
2019 Diane Etchison
Cerastium glomeratum
2015 Chris Jaster
Cerastium glomeratum
2009 Barry Breckling

Chasmanthe floribunda    African cornflag,  Chasmanthe
invasive non-native
Perennial herb

IRIDACEAE

Chasmanthe floribunda
2013 Robert Sikora
Chasmanthe floribunda
2011 Michael O'Brien
Chasmanthe floribunda
2017 Ron Vanderhoff

Claytonia exigua ssp. exigua    Little spring beauty,  Serpentine springbeauty,  Viridis
native
Annual herb

MONTIACEAE

Claytonia exigua ssp. exigua
2003 James B. Gratiot
Claytonia exigua ssp. exigua
2008 Neal Kramer
Claytonia exigua ssp. exigua
2014 John Doyen

Crassula connata    Pigmy weed,  Sand pygmy weed,  Sand pygmyweed
native
Annual herb

CRASSULACEAE

Crassula connata
2019 Adam Chasey
Crassula connata
2019 Ron Vanderhoff
Crassula connata
2019 Ron Vanderhoff

Erodium botrys    Big heron bill,  Broad leaf filaree,  Long beaked filaree
non-native
Annual herb

GERANIACEAE

Erodium botrys
2014 Bryan Derr
Erodium botrys
2012 Neal Kramer
Erodium botrys
2014 Keir Morse

Festuca myuros    Rattail sixweeks grass
invasive non-native
Annual grass

POACEAE

Festuca myuros
2015 Gary McDonald
Festuca myuros
2013 Al Keuter
Festuca myuros
2013 Al Keuter

Lamarckia aurea    Goldentop grass
non-native
Annual grass

POACEAE

Lamarckia aurea
2006 Luigi Rignanese
Lamarckia aurea
2019 Ron Vanderhoff
Lamarckia aurea
2007 Neal Kramer

Layia platyglossa    Coastal tidytips
native
Annual herb

ASTERACEAE

Layia platyglossa
2015 Amy Rapport
Layia platyglossa
2018 Amy Rapport
Layia platyglossa
2011 Neal Kramer

Lepidium nitidum    Peppergrass,  Shining pepper grass,  Shining pepperweed
native
Annual herb

BRASSICACEAE

Lepidium nitidum
2009 Jorg Fleige
Lepidium nitidum
2007 Carol W. Witham
Lepidium nitidum
2009 Ron Wolf

Lupinus succulentus    Arroyo lupine,  Hollowleaf annual lupine,  Succulent lupine
native
Annual herb

FABACEAE

Lupinus succulentus
2018 Stacie Wolny
Lupinus succulentus
2018 Stacie Wolny
Lupinus succulentus
2009 Barry Rice

Platystemon californicus    Cream cups,  Creamcups
native
Annual herb

PAPAVERACEAE

Platystemon californicus
2019 Matt Berger
Platystemon californicus
2019 Diane Etchison
Platystemon californicus
2007 Neal Kramer

Ranunculus californicus    California buttercup
native
Perennial herb

RANUNCULACEAE

Ranunculus californicus
2019 Diane Etchison
Ranunculus californicus
2018 Ken Lunders
Ranunculus californicus
2018 stephen rosenthal

Rubus ursinus    California blackberry,  Pacific blackberry
native
Vine, Shrub

ROSACEAE

Rubus ursinus
2008 Keir Morse
Rubus ursinus
2008 Keir Morse
Rubus ursinus
2007 Neal Kramer

Salix lasiolepis    Arroyo willow
native
Tree, Shrub

SALICACEAE

Salix lasiolepis
2008 Keir Morse
Salix lasiolepis
2012 Zoya Akulova
Salix lasiolepis
2016 Zoya Akulova

Sanicula laciniata    Coast sanicle,  Coastal blacksnakeroot
native
Perennial herb

APIACEAE

Sanicula laciniata
2009 Jorg Fleige
Sanicula laciniata
2012 Aaron E. Sims
Sanicula laciniata
2004 Aaron Schusteff

Scrophularia californica    California bee plant,  California figwort
native
Perennial herb

SCROPHULARIACEAE

Scrophularia californica
2019 Ron Vanderhoff
Scrophularia californica
2018 Stacie Wolny
Scrophularia californica
2019 Cynthia Powell

Trifolium barbigerum    Bearded clover
native
Annual herb

FABACEAE

Trifolium barbigerum
2011 Dylan Neubauer
Trifolium barbigerum
2012 Al Keuter
Trifolium barbigerum
2002 Dean Wm. Taylor

Trifolium depauperatum var. truncatum    Dwarf sack clover
native
Annual herb

FABACEAE

Trifolium depauperatum var. truncatum
2015 Debra L. Cook
Trifolium depauperatum var. truncatum
2015 Debra L. Cook
Trifolium depauperatum var. truncatum
2004 Carol W. Witham

Veronica persica    Bird's eye speedwell,  Birdeye speedwell
non-native
Annual herb

PLANTAGINACEAE

Veronica persica
2011 Robert Hamilton
Veronica persica
2009 Keir Morse
Veronica persica
2006 Luigi Rignanese

Amsinckia intermedia    Common fiddleneck
native
Annual herb

BORAGINACEAE

Amsinckia intermedia
2018 James Gonsman
Amsinckia intermedia
2018 Ken Lunders
Amsinckia intermedia
2014 Diane Etchison

non-native
Annual herb

ASTERACEAE

Carduus pycnocephalus ssp. pycnocephalus
2013 Jean Pawek
Carduus pycnocephalus ssp. pycnocephalus
2015 Robert Sikora
Carduus pycnocephalus ssp. pycnocephalus
2019 Gary McDonald

Castilleja foliolosa    Texas paintbrush,  Woolly indian paintbrush
native
Perennial herb

OROBANCHACEAE

Castilleja foliolosa
2019 Ron Vanderhoff
Castilleja foliolosa
2019 Diane Etchison
Castilleja foliolosa
2019 Diane Etchison

Erodium cicutarium    Coastal heron's bill,  Red stemmed filaree,  Redstem stork's bill
invasive non-native
Annual herb

GERANIACEAE

Erodium cicutarium
2016 Keir Morse
Erodium cicutarium
2019 Diane Etchison
Erodium cicutarium
2019 Richard Spjut

Gilia clivorum    Many stemmed gilia,  Purple spot gilia,  Purplespot gilia
native
Annual herb

POLEMONIACEAE

Gilia clivorum
2019 Ken Hickman
Gilia clivorum
2013 Gary McDonald
Gilia clivorum
2013 Gary McDonald

Hedypnois cretica    Cretanweed,  Crete weed,  Hedypnois
non-native
Annual herb

ASTERACEAE

Hedypnois cretica
2003 Michael Charters
Hedypnois cretica
2007 Luigi Rignanese
Hedypnois cretica
2009 Stanley Spencer

Hesperocnide tenella    Western nettle,  Western stinging nettle,  Western stingingnettle
native
Annual herb

URTICACEAE

Hesperocnide tenella
2016 Ron Vanderhoff
Hesperocnide tenella
2006 Steve Matson
Hesperocnide tenella
2003 Michael Charters

Iris douglasiana    Douglas iris,  Douglas' iris
native
Perennial herb

IRIDACEAE

Iris douglasiana
2019 Adam Chasey
Iris douglasiana
2018 Florence van Geem
Iris douglasiana
2018 Mary Conway

Medicago polymorpha    Bur clover,  Bur medic,  California burclover
invasive non-native
Annual herb

FABACEAE

Medicago polymorpha
2008 Steve Matson
Medicago polymorpha
2003 Michael Charters
Medicago polymorpha
2004 Carol W. Witham

Microsteris gracilis    Slender phlox
native
Annual herb

POLEMONIACEAE

Microsteris gracilis
2019 Matt Berger
Microsteris gracilis
2016 Jim Moore
Microsteris gracilis
2019 Matt Berger

Pyracantha angustifolia    Narrowleaf firethorn
invasive non-native
Shrub

ROSACEAE

Pyracantha angustifolia
2016 Andrew Longman
Pyracantha angustifolia
2018 Abbot Chambers
Pyracantha angustifolia
2019 Abbot Chambers

Trillium chloropetalum    Common trillium,  Giant wakerobin,  Trillium
native
Perennial herb

MELANTHIACEAE

Trillium chloropetalum
2019 Adam Chasey
Trillium chloropetalum
2018 Mary Conway
Trillium chloropetalum
2019 Adam Chasey

Geranium molle    Crane's bill geranium,  Dove's foot geranium,  Dovefoot geranium
invasive non-native
Annual, Perennial herb

GERANIACEAE

Geranium molle
2019 Chico Hiking Association
Geranium molle
2018 Stacie Wolny
Geranium molle
2018 Stacie Wolny

Monolopia major    Cupped monolopia
native
Annual herb

ASTERACEAE

Monolopia major
2005 Dieter Wilken
Monolopia major
2003 Christopher L. Christie
Monolopia major
2019 John Rawlings

Myosotis latifolia    Broadleaf forget me not,  Forget me not,  Wide leaved forget me not
invasive non-native
Perennial herb

BORAGINACEAE

Myosotis latifolia
2019 Cynthia Powell
Myosotis latifolia
2018 Tim Lewis
Myosotis latifolia
2018 MCOSD EDRR

Pterostegia drymarioides    Fairy mist,  Woodland threadstem
native
Annual herb

POLYGONACEAE

Pterostegia drymarioides
2015 Diane Etchison
Pterostegia drymarioides
2019 Ron Vanderhoff
Pterostegia drymarioides
2018 Ron Vanderhoff

Raphanus sativus    Cultivated radish,  Jointed charlock,  Wild radish
invasive non-native
Annual, Biennial herb

BRASSICACEAE

Raphanus sativus
2017 Lisa Miller
Raphanus sativus
2004 Carol W. Witham
Raphanus sativus
2008 Thomas Stoughton

Sanicula tuberosa    Tuberous sanicle,  Turkey pea
native
Perennial herb

APIACEAE

Sanicula tuberosa
2019 Ron Vanderhoff
Sanicula tuberosa
2019 Chico Hiking Association
Sanicula tuberosa
2019 Matt Berger

Cuscuta californica var. californica    California dodder,  Chaparral dodder,  Short flowered dodder
native
Annual herb, Vine (parasitic)

CONVOLVULACEAE

Cuscuta californica var. californica
2010 Vernon Smith
Cuscuta californica var. californica
2017 David popp
Cuscuta californica var. californica
2010 Neal Kramer

Cynoglossum grande    Grand hound's tongue,  Pacific hound's tongue,  Western houndstongue
native
Perennial herb

BORAGINACEAE

Cynoglossum grande
2019 Eliezer Margolis
Cynoglossum grande
2018 James Gonsman
Cynoglossum grande
2019 Parker Santiago

Euphorbia peplus    Petty spurge
non-native
Annual herb

EUPHORBIACEAE

Euphorbia peplus
2010 Neal Kramer
Euphorbia peplus
2006 Steve Matson
Euphorbia peplus
2005 Luigi Rignanese

Eschscholzia californica    California poppy
native
Annual, Perennial herb

PAPAVERACEAE

Eschscholzia californica
2014 Zoya Akulova
Eschscholzia californica
2019 Cynthia Powell
Eschscholzia californica
2009 Barry Rice

Stellaria media    Chickweed
non-native
Annual herb

CARYOPHYLLACEAE

Stellaria media
2018 Gary McDonald
Stellaria media
2017 MCOSD EDRR
Stellaria media
2015 Diane Etchison

Crepis vesicaria ssp. taraxacifolia    Beaked hawksbeard,  Weedy hawksbeard
non-native
Annual, Perennial herb

ASTERACEAE

Crepis vesicaria ssp. taraxacifolia
2010 Neal Kramer
Crepis vesicaria ssp. taraxacifolia
2011 Zoya Akulova
Crepis vesicaria ssp. taraxacifolia
2011 Zoya Akulova

Sonchus asper ssp. asper    Prickly sow thistle,  Sow thistle
invasive non-native
Annual herb

ASTERACEAE

Sonchus asper ssp. asper
2015 Robert Sikora
Sonchus asper ssp. asper
2013 Debra L. Cook
Sonchus asper ssp. asper
2019 Dean Taylor

Acmispon wrangelianus    Chilean trefoil
native
Annual herb

FABACEAE

Acmispon wrangelianus
2018 Gary McDonald
Acmispon wrangelianus
2018 Gary McDonald
Acmispon wrangelianus
2018 Gary McDonald

Allium triquetrum    Three cornered leek,  Threecorner leek,  White flowered onion
invasive non-native
Perennial herb (bulb)

ALLIACEAE

Allium triquetrum
2019 Adam Chasey
Allium triquetrum
2018 Ken Lunders
Allium triquetrum
2019 Randy Huey

Apiastrum angustifolium    Mock parsley,  Wild celery,  Wild parsley
native
Annual herb

APIACEAE

Apiastrum angustifolium
2008 Keir Morse
Apiastrum angustifolium
2018 Ron Vanderhoff
Apiastrum angustifolium
2006 Keir Morse

Bowlesia incana    Hoary bowlesia
native
Annual herb

APIACEAE

Bowlesia incana
2019 Diane Renshaw
Bowlesia incana
2019 Diane Renshaw
Bowlesia incana
2017 Gary McDonald

native
Shrub

RHAMNACEAE

Ceanothus oliganthus var. sorediatus
2013 Vernon Smith
Ceanothus oliganthus var. sorediatus
2014 Robert Sikora
Ceanothus oliganthus var. sorediatus
2014 Robert Sikora

Cicendia quadrangularis    Common microcalis,  Oregon timwort
native
Annual herb

GENTIANACEAE

Cicendia quadrangularis
2015 Judy and Barry Breckling
Cicendia quadrangularis
2019 Gena Bentall
Cicendia quadrangularis
2007 Neal Kramer

Delphinium patens ssp. patens    Spreading larkspur,  Zigzag larkspur
native
Perennial herb

RANUNCULACEAE

Delphinium patens ssp. patens
2009 Keir Morse
Delphinium patens ssp. patens
2003 Barry Breckling
Delphinium patens ssp. patens
2009 Keir Morse

native
Perennial herb

RANUNCULACEAE

Delphinium variegatum ssp. variegatum
2005 Christopher L. Christie
Delphinium variegatum ssp. variegatum
2011 Steven Perry
Delphinium variegatum ssp. variegatum
2011 Steven Perry

Dodecatheon clevelandii ssp. patulum    Padre's shooting star
native
Perennial herb

PRIMULACEAE

Dodecatheon clevelandii ssp. patulum
2018 Chico Hiking Association
Dodecatheon clevelandii ssp. patulum
2018 Mary Merriman
Dodecatheon clevelandii ssp. patulum
2018 David popp

Ficus carica    Common fig,  Edible fig
invasive non-native
Tree

MORACEAE

Ficus carica
2019 Ron Vanderhoff
Ficus carica
2018 Ron Vanderhoff
Ficus carica
2018 Ron Vanderhoff

Galium porrigens var. porrigens    Climbing bedstraw,  Graceful bedstraw,  Oval leaved bedstraw
native
Vine, Shrub

RUBIACEAE

Galium porrigens var. porrigens
2007 Neal Kramer
Galium porrigens var. porrigens
2005 Keir Morse
Galium porrigens var. porrigens
2016 John Doyen

Lomatium californicum    California lomatium,  Celery weed
native
Perennial herb

APIACEAE

Lomatium californicum
2014 Julie Kierstead Nelson
Lomatium californicum
2006 Keir Morse
Lomatium californicum
2009 Vernon Smith

Lomatium utriculatum    Bladder parsnip,  Common lomatium,  Hog fennel
native
Perennial herb

APIACEAE

Lomatium utriculatum
2007 Lynn Watson
Lomatium utriculatum
2015 Debra L. Cook
Lomatium utriculatum
2015 James Gonsman

Marah fabacea    California man-root
native
Perennial herb, Vine

CUCURBITACEAE

Marah fabacea
2018 Gary McDonald
Marah fabacea
2018 Gary McDonald
Marah fabacea
2018 Gary McDonald

Micranthes californica    Greene's saxifrage
native
Perennial herb

SAXIFRAGACEAE

Micranthes californica
2002 Bart and Susan Eisenberg
Micranthes californica
2010 Robert Steers/NPS
Micranthes californica
2019 Patrick Furtado

Plantago erecta    California plantain,  Dotseed plantain,  Foothill plantain
native
Annual herb

PLANTAGINACEAE

Plantago erecta
2007 Carol W. Witham
Plantago erecta
2008 Margo Bors
Plantago erecta
2008 Neal Kramer

Plectritis ciliosa    Long spurred plectritis,  Longspur seablush
native
Annual herb

VALERIANACEAE

Plectritis ciliosa
2016 Bill Thiessen
Plectritis ciliosa
2018 Japhia Huhndorf
Plectritis ciliosa
2009 Keir Morse

Sanicula bipinnata    Poison sanicle
native
Perennial herb

APIACEAE

Sanicula bipinnata
2008 Steve Matson
Sanicula bipinnata
2009 Keir Morse
Sanicula bipinnata
2008 Keir Morse

Tetrapteron graciliflorum    Hill sun cup
native
Annual herb

ONAGRACEAE

Tetrapteron graciliflorum
2007 Neal Kramer
Tetrapteron graciliflorum
2010 Richard Spjut
Tetrapteron graciliflorum
2016 Richard Spjut

Agoseris grandiflora var. grandiflora    Giant mountain dandelion
native
Perennial herb

ASTERACEAE

Agoseris grandiflora var. grandiflora
2014 James Gonsman
Agoseris grandiflora var. grandiflora
2016 Keir Morse
Agoseris grandiflora var. grandiflora
2013 Vernon Smith

Anthriscus caucalis    Bur chervil,  Bur chevril
non-native
Annual herb, Vine

APIACEAE

Anthriscus caucalis
2017 Diane Etchison
Anthriscus caucalis
2003 Michael Charters
Anthriscus caucalis
2006 Chris Wagner, SBNF

Aquilegia formosa    Crimson columbine,  Sitka columbine,  Western columbine
native
Perennial herb

RANUNCULACEAE

Aquilegia formosa
2016 Ron Vanderhoff
Aquilegia formosa
2019 Mary Gerbic
Aquilegia formosa
2013 James Gonsman

Briza maxima    Big quaking grass,  Big quakinggrass,  Rattlesnake grass
invasive non-native
Annual grass

POACEAE

Briza maxima
2018 Bill Schmidt
Briza maxima
2008 Zoya Akulova
Briza maxima
2019 Gary McDonald

Castilleja attenuata    Narrow leaved owl's clover,  Valley tassels
native
Annual herb

OROBANCHACEAE

Castilleja attenuata
2018 Tim Lewis
Castilleja attenuata
2018 Chico Hiking Association
Castilleja attenuata
2007 Carol W. Witham

Castilleja densiflora ssp. densiflora    Dense flower owl's clover,  Denseflower indian paintbrush
native
Annual herb

OROBANCHACEAE

Castilleja densiflora ssp. densiflora
2018 Hayley Ross
Castilleja densiflora ssp. densiflora
2014 James Gonsman
Castilleja densiflora ssp. densiflora
2015 James Gonsman

Collinsia multicolor    San Francisco blue eyed mary,  San Francisco collinsia
native
Annual herb

PLANTAGINACEAE

Collinsia multicolor
2008 Aaron Schusteff
Collinsia multicolor
2019 Ken Hickman
Collinsia multicolor
2018 Barry Thomson

Cornus sericea ssp. sericea    American dogwood,  Creek dogwood,  Red osier dogwood
native
Shrub

CORNACEAE

Cornus sericea ssp. sericea
2012 Julie Kierstead Nelson
Cornus sericea ssp. sericea
2006 Richard Spjut
Cornus sericea ssp. sericea
2019 Chico Hiking Association

Cryptantha flaccida    Beaked cryptantha,  Flaccid cryptantha,  Weakstem cryptantha
native
Annual herb

BORAGINACEAE

Cryptantha flaccida
2018 Alice Cummings
Cryptantha flaccida
2016 Cindy Roessler
Cryptantha flaccida
2015 Zoya Akulova

Euphorbia spathulata    Reticulate seeded spurge,  Warty spurge
native
Annual herb

EUPHORBIACEAE

Euphorbia spathulata
2014 Neal Kramer
Euphorbia spathulata
2015 John Doyen
Euphorbia spathulata
2008 Keir Morse

Fritillaria affinis    Checker lily,  Mission bells
native
Perennial herb (bulb)

LILIACEAE

Fritillaria affinis
2017 Stephen Rosenthal
Fritillaria affinis
2005 Doreen L. Smith
Fritillaria affinis
2018 Saskia Raether

Genista monspessulana    French broom
invasive non-native
Shrub

FABACEAE

Genista monspessulana
2019 Ron Vanderhoff
Genista monspessulana
2019 Ron Vanderhoff
Genista monspessulana
2019 Ron Vanderhoff

Hordeum marinum ssp. gussoneanum    Barley,  Mediterranean barley
non-native
Annual grass

POACEAE

Hordeum marinum ssp. gussoneanum
2009 Neal Kramer
Hordeum marinum ssp. gussoneanum
2002 Ann Dennis
Hordeum marinum ssp. gussoneanum
2004 Carol W. Witham

Juncus bufonius    Common toad rush,  Toad rush
native
Annual grasslike herb

JUNCACEAE

Juncus bufonius
2019 Ron Vanderhoff
Juncus bufonius
2019 Ron Vanderhoff
Juncus bufonius
2004 James M. Andre

Lasthenia californica ssp. californica    California goldfields
native
Annual herb

ASTERACEAE

Lasthenia californica ssp. californica
2019 Ron Vanderhoff
Lasthenia californica ssp. californica
2019 Ron Vanderhoff
Lasthenia californica ssp. californica
2019 Ron Vanderhoff

Lathyrus vestitus var. vestitus    Common pacific pea,  Hillside pea,  Wild sweetpea
native
Perennial herb

FABACEAE

Lathyrus vestitus var. vestitus
2018 Ron Vanderhoff
Lathyrus vestitus var. vestitus
2019 Ron Vanderhoff
Lathyrus vestitus var. vestitus
2015 Chris Jaster

Lepidium strictum    Peppergrass,  Prostrate pepper grass,  Upright pepperweed
native
Annual herb

BRASSICACEAE

Lepidium strictum
2008 Keir Morse
Lepidium strictum
2011 Zoya Akulova
Lepidium strictum
2011 Zoya Akulova

Lithophragma affine    Common woodland star,  San francisco woodland star,  Woodland star
native
Perennial herb

SAXIFRAGACEAE

Lithophragma affine
2019 Ron Vanderhoff
Lithophragma affine
2018 Hector Borjas
Lithophragma affine
2015 Ken Lunders

Lomatium caruifolium var. caruifolium    Alkali desertparsley,  Caraway leaved lomatium
native
Perennial herb

APIACEAE

Lomatium caruifolium var. caruifolium
2014 Steve Matson
Lomatium caruifolium var. caruifolium
2014 Steve Matson
Lomatium caruifolium var. caruifolium
2014 Steve Matson

Lunaria annua    Annual honesty,  Annual moonwort,  Honesty
non-native
Annual, Perennial herb

BRASSICACEAE

Lunaria annua
2011 Steven Perry
Lunaria annua
2011 Steven Perry
Lunaria annua
2007 Dr. Amadej Trnkoczy

Lupinus affinis    Fleshy lupine
native
Annual herb

FABACEAE

Lupinus affinis
2018 Debra L. Cook
Lupinus affinis
2018 Debra L. Cook
Lupinus affinis
1992 Robert E. Preston, Ph.D.

Microseris douglasii ssp. douglasii    Douglas' microseris,  Douglas' silverpuffs
native
Annual herb

ASTERACEAE

Microseris douglasii ssp. douglasii
2019 John Rawlings
Microseris douglasii ssp. douglasii
2008 Keir Morse
Microseris douglasii ssp. douglasii
2012 Neal Kramer

Microseris douglasii ssp. tenella    Douglas' silverpuffs,  Short scaled microseris
native
Annual herb

ASTERACEAE

Microseris douglasii ssp. tenella
2011 Zoya Akulova
Microseris douglasii ssp. tenella
2004 Carol W. Witham
Microseris douglasii ssp. tenella
2004 Carol W. Witham

Nuttallanthus texanus    Blue toadflax
native
Annual, Perennial herb

PLANTAGINACEAE

Nuttallanthus texanus
2019 Ron Vanderhoff
Nuttallanthus texanus
2019 Ron Vanderhoff
Nuttallanthus texanus
2015 Reny Parker

Oemleria cerasiformis    Indian plum,  Oso berry
native
Shrub

ROSACEAE

Oemleria cerasiformis
2019 Stacie Wolny
Oemleria cerasiformis
2019 Peter Warner
Oemleria cerasiformis
2009 Dr. Mark S. Brunell

Pectocarya pusilla    Little combseed,  Little pectocarya
native
Annual herb

BORAGINACEAE

Pectocarya pusilla
2008 Jorg Fleige
Pectocarya pusilla
2004 Carol W. Witham
Pectocarya pusilla
2008 Keir Morse

Pentachaeta bellidiflora    White rayed pentachaeta,  Whiteray pygmydaisy
native
Annual herb

ASTERACEAE

Pentachaeta bellidiflora
2015 Neal Kramer
Pentachaeta bellidiflora
2005 Doreen L. Smith
Pentachaeta bellidiflora
2015 Neal Kramer

Plagiobothrys fulvus var. campestris    Common popcorn flower,  Fulvous popcornflower,  Tawny popcorn flower
native
Annual herb

BORAGINACEAE

Plagiobothrys fulvus var. campestris
2016 Steve Matson
Plagiobothrys fulvus var. campestris
© 2016 Steve Matson
Plagiobothrys fulvus var. campestris
2016 Steve Matson

Plectritis macrocera    Long horn plectritis,  Longhorn plectritis,  White plectritis
native
Annual herb

VALERIANACEAE

Plectritis macrocera
2019 Gary McDonald
Plectritis macrocera
2019 Gary McDonald
Plectritis macrocera
2019 Gary McDonald

Pogogyne serpylloides    Thyme leaf mesa mint,  Thymeleaf mesamint
native
Annual herb

LAMIACEAE

Pogogyne serpylloides
2011 Steven Perry
Pogogyne serpylloides
2013 Gary McDonald
Pogogyne serpylloides
2013 Gary McDonald

Quercus douglasii    Blue oak
native
Tree

FAGACEAE

Quercus douglasii
2018 Gary McDonald
Quercus douglasii
2015 Jean B Henney
Quercus douglasii
2019 Timothy Boomer

Ranunculus hebecarpus    Delicate buttercup,  Pubescent fruited buttercup,  Slender annual buttercup
native
Annual herb

RANUNCULACEAE

Ranunculus hebecarpus
2008 Steve Matson
Ranunculus hebecarpus
2015 Zoya Akulova
Ranunculus hebecarpus
2019 Ron Vanderhoff

Ranunculus muricatus    Buttercup,  Pricklefruit buttercup,  Spiny buttercup
non-native
Annual, Perennial herb

RANUNCULACEAE

Ranunculus muricatus
2008 Jorg Fleige
Ranunculus muricatus
2006 George W. Hartwell
Ranunculus muricatus
2019 Chico Hiking Association

Sanicula bipinnatifida    Purple sanicle,  Snakeroot
native
Perennial herb

APIACEAE

Sanicula bipinnatifida
2018 Gary McDonald
Sanicula bipinnatifida
2018 Gary McDonald
Sanicula bipinnatifida
2011 Thomas Reyes

Sisyrinchium bellum    Western blue eyed grass
native
Perennial herb

IRIDACEAE

Sisyrinchium bellum
2019 Stacie Wolny
Sisyrinchium bellum
2019 Stacie Wolny
Sisyrinchium bellum
2019 Stacie Wolny

Stipa lepida    Foothill needle grass
native
Perennial grass

POACEAE

Stipa lepida
2016 Andrew Longman
Stipa lepida
2017 Gary McDonald
Stipa lepida
2016 Andrew Longman

Stipa pulchra    Purple needle grass
native
Perennial grass

POACEAE

Stipa pulchra
2018 Gary McDonald
Stipa pulchra
2019 Diane Etchison
Stipa pulchra
2006 Brent Miller

Toxicoscordion fremontii    Fremont's star lily,  Fremont's death camas
native
Perennial herb

MELANTHIACEAE

Toxicoscordion fremontii
2019 Dee Shea Himes
Toxicoscordion fremontii
2017 Kristin Sabo
Toxicoscordion fremontii
2009 Neal Kramer

Triphysaria pusilla    Dwarf owl's clover,  Little owl's clover
native
Annual herb

OROBANCHACEAE

Triphysaria pusilla
2007 Aaron Schusteff
Triphysaria pusilla
2008 Keir Morse
Triphysaria pusilla
2012 Neal Kramer

Umbellularia californica    Bay laurel,  California bay,  California laurel, bay tree
native
Tree

LAURACEAE

Umbellularia californica
2018 David popp
Umbellularia californica
2015 Diane Etchison
Umbellularia californica
2003 Michael Charters

Uropappus lindleyi    Silver puffs,  Uropappus
native
Annual herb

ASTERACEAE

Uropappus lindleyi
2018 Ron Vanderhoff
Uropappus lindleyi
2017 Diane Etchison
Uropappus lindleyi
2019 Carl Mautner

Vicia lutea    Smooth yellow vetch
non-native
Annual herb, Vine

FABACEAE

Vicia lutea
2007 Luigi Rignanese
Vicia lutea
2012 Zoya Akulova
Vicia lutea
2012 Zoya Akulova

Wyethia glabra    Coast range mule ears,  Shining mule ears,  Smooth mule ears
native
Perennial herb

ASTERACEAE

Wyethia glabra
2019 Colleen Herr
Wyethia glabra
2018 Amy Rapport
Wyethia glabra
2018 Gail Johnson

Acmispon brachycarpus    Short podded lotus
native
Annual herb

FABACEAE

Acmispon brachycarpus
2008 Keir Morse
Acmispon brachycarpus
2005 Steve Matson
Acmispon brachycarpus
2013 Jean Pawek

Acmispon parviflorus    Hill lotus
native
Annual herb

FABACEAE

Acmispon parviflorus
2019 Chico Hiking Association
Acmispon parviflorus
2019 Ron Vanderhoff
Acmispon parviflorus
2019 Chico Hiking Association

Arum italicum    Italian lords and ladies
non-native
Perennial herb

ARACEAE

Arum italicum
2015 Dr. Amadej Trnkoczy
Arum italicum
2014 Neal Kramer
Arum italicum
2015 Barry Breckling

Astragalus gambelianus    Dwarf loco weed,  Gambel's dwarf milk vetch,  Gambel's locoweed
native
Annual herb

FABACEAE

Astragalus gambelianus
2019 Ron Vanderhoff
Astragalus gambelianus
2019 Ron Vanderhoff
Astragalus gambelianus
2015 John Doyen

Avena barbata    Slender oat,  Slim oat
invasive non-native
Annual, Perennial grass

POACEAE

Avena barbata
2004 Carol W. Witham
Avena barbata
2009 Keir Morse
Avena barbata
2002 James B. Gratiot

Bromus sterilis    Poverty brome,  Sterile brome
non-native
Annual grass

POACEAE

Bromus sterilis
2008 Keir Morse
Bromus sterilis
2008 Keir Morse
Bromus sterilis
2005 Steve Matson

Castilleja exserta ssp. exserta    Exserted indian paintbrush,  Pale purple owlclover,  Purple owl's clover
native
Annual herb

OROBANCHACEAE

Castilleja exserta ssp. exserta
2018 Gary McDonald
Castilleja exserta ssp. exserta
2019 Ron Vanderhoff
Castilleja exserta ssp. exserta
2003 Steve Matson

Caulanthus lasiophyllus    California mustard
native
Annual herb

BRASSICACEAE

Caulanthus lasiophyllus
2018 Gary McDonald
Caulanthus lasiophyllus
2018 Gary McDonald
Caulanthus lasiophyllus
2019 Marisa Persaud

Chenopodium californicum    California goosefoot,  Pigweed,  Soaproot
native
Perennial herb

CHENOPODIACEAE

Chenopodium californicum
2019 Diane Etchison
Chenopodium californicum
2015 Eric LoPresti
Chenopodium californicum
2008 Keir Morse

Collinsia sparsiflora var. sparsiflora    Few flowered collinsia,  Spinster's blue eyed mary
native
Annual herb

PLANTAGINACEAE

Collinsia sparsiflora var. sparsiflora
2007 Dianne Fristrom
Collinsia sparsiflora var. sparsiflora
2009 Neal Kramer
Collinsia sparsiflora var. sparsiflora
2015 John Doyen

Hesperevax sparsiflora var. sparsiflora    Erect dwarf cudweed,  Few flowered evax
native
Annual herb

ASTERACEAE

Hesperevax sparsiflora var. sparsiflora
2013 Robert Sikora
Hesperevax sparsiflora var. sparsiflora
2013 Jake Ruygt
Hesperevax sparsiflora var. sparsiflora
2006 Aaron Schusteff

Hypochaeris glabra    Smooth cat's ear
invasive non-native
Annual herb

ASTERACEAE

Hypochaeris glabra
2005 Steve Matson
Hypochaeris glabra
2005 Steve Matson
Hypochaeris glabra
2005 Steve Matson

Lepechinia calycina    White pitcher sage,  Woodbalm, pitcher sage
native
Shrub

LAMIACEAE

Lepechinia calycina
2019 Stacie Wolny
Lepechinia calycina
2019 Stacie Wolny
Lepechinia calycina
2019 David popp

Leptosiphon ambiguus    Serpentine leptosiphon
native
Annual herb

POLEMONIACEAE

Leptosiphon ambiguus
2009 David A. Tharp
Leptosiphon ambiguus
2010 Neal Kramer
Leptosiphon ambiguus
2019 Paul Aigner

Leptosiphon androsaceus    False babystars
native
Annual herb

POLEMONIACEAE

Leptosiphon androsaceus
2019 Eliezer Margolis
Leptosiphon androsaceus
2014 James Gonsman
Leptosiphon androsaceus
2018 Amy Rapport

Leptosiphon liniflorus    Narrowflower flaxflower
native
Annual herb

POLEMONIACEAE

Leptosiphon liniflorus
2015 Debra L. Cook
Leptosiphon liniflorus
2009 Genevieve K. Walden
Leptosiphon liniflorus
2018 Ron Vanderhoff

Leptosiphon parviflorus    Variable linanthus
native
Annual herb

POLEMONIACEAE

Leptosiphon parviflorus
2019 Ken Lunders
Leptosiphon parviflorus
2016 Ron Vanderhoff
Leptosiphon parviflorus
2009 Paul Hankamp

Leucojum aestivum    Summer snowflake
non-native
Perennial herb

AMARYLLIDACEAE

Leucojum aestivum
2018 Alice Cummings
Leucojum aestivum
2011 Vernon Smith
Leucojum aestivum
2012 Ramona Robison

Logfia filaginoides    California cottonrose
native
Annual herb

ASTERACEAE

Logfia filaginoides
2017 Robert Steers
Logfia filaginoides
2019 Matt Berger
Logfia filaginoides
2015 Diane Etchison

Lomatium dasycarpum ssp. dasycarpum    Woolly fruited lomatium,  Woollyfruit desertparsley
native
Perennial herb

APIACEAE

Lomatium dasycarpum ssp. dasycarpum
2015 Barry Thomson
Lomatium dasycarpum ssp. dasycarpum
2018 MCOSD Vegetation Management
Lomatium dasycarpum ssp. dasycarpum
2018 Gary McDonald

Lupinus bicolor    Annual lupine,  Bicolored lupine,  Miniature lupine
native
Annual, Perennial herb

FABACEAE

Lupinus bicolor
2004 Carol W. Witham
Lupinus bicolor
2014 Neal Kramer
Lupinus bicolor
2012 Gary A. Monroe

Luzula comosa var. comosa    Hairy wood rush
native
Perennial grasslike herb

JUNCACEAE

Luzula comosa var. comosa
2018 Adam Chasey
Luzula comosa var. comosa
2018 Scot Loring
Luzula comosa var. comosa
2018 Scot Loring

Medicago arabica    Spotted burclover,  Spotted medick
non-native
Annual herb

FABACEAE

Medicago arabica
2010 Aaron Arthur
Medicago arabica
2012 Neal Kramer
Medicago arabica
2009 Phil Pullen

Melica torreyana    Torrey melic,  Torrey's melica,  Torrey's melicgrass
native
Perennial grass

POACEAE

Melica torreyana
2012 Al Keuter
Melica torreyana
2019 John Rawlings
Melica torreyana
2017 MCOSD Restoration Crew

Muilla maritima    Common muilla,  Sea muilla
native
Perennial herb

THEMIDACEAE

Muilla maritima
2014 Debra L. Cook
Muilla maritima
2003 Michael Charters
Muilla maritima
2003 Michael Charters

Oxalis incarnata    Crimson woodsorrel
non-native
Perennial herb

OXALIDACEAE

Oxalis incarnata
2009 Neal Kramer
Oxalis incarnata
2010 Robert Steers/NPS

Phacelia distans    Common phacelia,  Distant phacelia,  Wild heliotrope
native
Annual herb

BORAGINACEAE

Phacelia distans
2008 Keir Morse
Phacelia distans
2016 Bonnie Nickel
Phacelia distans
2013 James Gonsman

Prosartes hookeri    Drops of gold
native
Perennial herb

LILIACEAE

Prosartes hookeri
2016 Ray Gill
Prosartes hookeri
2018 Stacie Wolny
Prosartes hookeri
2018 Ken Lunders

Salvia columbariae    Chia sage
native
Annual herb

LAMIACEAE

Salvia columbariae
2014 Garth Wadsworth
Salvia columbariae
2019 Gary McDonald
Salvia columbariae
2019 Phyllis Fitzsimons

Scribneria bolanderi    Scribner's grass,  Scribneria
native
Annual grass

POACEAE

Scribneria bolanderi
2013 Scot Loring
Scribneria bolanderi
2011 Tim Thomas
Scribneria bolanderi
2011 Tim Thomas

Tauschia hartwegii    Hartweg's tauschia,  Hartweg's umbrellawort,  Tauschia
native
Perennial herb

APIACEAE

Tauschia hartwegii
2008 Keir Morse
Tauschia hartwegii
2014 James Gonsman
Tauschia hartwegii
2018 Chico Hiking Association

Toxicodendron diversilobum    Poison oak,  Poisonoak
native
Vine, Shrub

ANACARDIACEAE

Toxicodendron diversilobum
2011 Robert A. Hamilton
Toxicodendron diversilobum
2008 Keir Morse
Toxicodendron diversilobum
2008 Zoya Akulova

Trifolium albopurpureum    Indian clover,  Rancheria clover
native
Annual herb

FABACEAE

Trifolium albopurpureum
2010 Jorg Fleige & Mimi Fleige
Trifolium albopurpureum
2011 Jorg & Mimi Fleige
Trifolium albopurpureum
2013 Zoya Akulova

Vicia benghalensis    Purple vetch,  Reddish tufted vetch,  Vetch
non-native
Annual herb, Vine

FABACEAE

Vicia benghalensis
2010 Neal Kramer
Vicia benghalensis
2007 Neal Kramer
Vicia benghalensis
2005 Luigi Rignanese

Zantedeschia aethiopica    Calla lily,  Callalily,  Common calla
invasive non-native
Perennial herb

ARACEAE

Zantedeschia aethiopica
2019 Patrick Furtado
Zantedeschia aethiopica
2008 Neal Kramer
Zantedeschia aethiopica
2019 Patrick Furtado

native
Perennial herb

FABACEAE

Acmispon glaber var. glaber
2006 Steve Matson
Acmispon glaber var. glaber
2009 Barry Breckling
Acmispon glaber var. glaber
2015 John Doyen

Clematis lasiantha    Chaparral clematis,  Pipestem
native
Perennial herb, Vine

RANUNCULACEAE

Clematis lasiantha
2018 Stacie Wolny
Clematis lasiantha
2019 Matt Berger
Clematis lasiantha
2016 Anna Wolfe

Monolopia gracilens    Woodland monolopia
native
Annual herb

ASTERACEAE

Monolopia gracilens
2007 Neal Kramer
Monolopia gracilens
2018 Rudyard Wallen
Monolopia gracilens
2016 Cindy Roessler

Poterium sanguisorba    Garden burnet
non-native
Perennial herb

ROSACEAE

Poterium sanguisorba
2011 Aaron Arthur
Poterium sanguisorba
2011 Barry Breckling
Poterium sanguisorba
2010 Barry Breckling

Sambucus nigra ssp. caerulea    Blue elderberry
native
Shrub

ADOXACEAE

Sambucus nigra ssp. caerulea
2019 Jean B Henney
Sambucus nigra ssp. caerulea
2019 Julian Geoghegan
Sambucus nigra ssp. caerulea
2019 Michael Morrison

Scutellaria tuberosa    Danny's skullcap,  Scullcap
native
Perennial herb

LAMIACEAE

Scutellaria tuberosa
2012 Ron Vanderhoff
Scutellaria tuberosa
2018 Stacie Wolny
Scutellaria tuberosa
2009 Keir Morse

Sherardia arvensis    Blue fieldmadder,  Field madder
non-native
Annual herb

RUBIACEAE

Sherardia arvensis
2018 Ron Vanderhoff
Sherardia arvensis
2005 Steve Matson
Sherardia arvensis
2018 Ron Vanderhoff

Trifolium variegatum    Variegated clover,  White tipped clover,  Whitetip clover
native
Annual herb

FABACEAE

Trifolium variegatum
2004 Carol W. Witham
Trifolium variegatum
2018 Chico Hiking Association
Trifolium variegatum
2011 Dylan Neubauer

Wyethia angustifolia    California compassplant,  Narrow leaf mule ears,  Narrow leaved mule ears
native
Perennial herb

ASTERACEAE

Wyethia angustifolia
2017 James Gonsman
Wyethia angustifolia
2019 Ken Hickman
Wyethia angustifolia
2019 Miao Ling He

Brodiaea elegans ssp. elegans    Harvest brodiaea
native
Perennial herb

THEMIDACEAE

Brodiaea elegans ssp. elegans
2003 George W. Hartwell
Brodiaea elegans ssp. elegans
2015 Neal Kramer
Brodiaea elegans ssp. elegans
2014 John Doyen

Linum bienne    Narrow leaved flax,  Pale flax,  Small flowered flax
non-native
Annual herb

LINACEAE

Linum bienne
2007 Steve Matson
Linum bienne
2010 Neal Kramer
Linum bienne
2011 Steven Perry

Mimulus aurantiacus var. aurantiacus    Sticky monkeyflower
native
Shrub

PHRYMACEAE

Mimulus aurantiacus var. aurantiacus
2019 Gary McDonald
Mimulus aurantiacus var. aurantiacus
2019 Stacie Wolny
Mimulus aurantiacus var. aurantiacus
2019 Gary McDonald

Orobanche fasciculata    Clustered broomrape
native
Perennial herb (parasitic)

OROBANCHACEAE

Orobanche fasciculata
2016 Jim Xerogeanes
Orobanche fasciculata
2019 Marisa Persaud
Orobanche fasciculata
2019 Jennifer Poore

Osmorhiza berteroi    Sweet cicely
native
Perennial herb

APIACEAE

Osmorhiza berteroi
2019 Chico Hiking Association
Osmorhiza berteroi
2006 Steve Matson
Osmorhiza berteroi
2013 Chris Wagner

Plantago lanceolata    English plantain,  Narrow leaved plantain,  Ribgrass
invasive non-native
Perennial herb

PLANTAGINACEAE

Plantago lanceolata
2017 Gary McDonald
Plantago lanceolata
2019 Diane Etchison
Plantago lanceolata
2007 Neal Kramer

Pseudognaphalium luteoalbum    Jersey cudweed
non-native
Annual herb

ASTERACEAE

Pseudognaphalium luteoalbum
2008 Gary McDonald
Pseudognaphalium luteoalbum
2008 Jorg Fleige
Pseudognaphalium luteoalbum
2016 Richard Spellenberg

Anagallis arvensis    Scarlet pimpernel
non-native
Annual herb

MYRSINACEAE

Anagallis arvensis
2017 B.J. Dion
Anagallis arvensis
2009 Keir Morse
Anagallis arvensis
2018 stephen rosenthal

Galium californicum ssp. californicum    California bedstraw
native
Perennial herb

RUBIACEAE

Galium californicum ssp. californicum
2013 John Doyen
Galium californicum ssp. californicum
2009 Barry Breckling
Galium californicum ssp. californicum
2015 James Gonsman

Geranium dissectum    Cranesbill,  Cut leaved geranium,  Cutleaf geranium
invasive non-native
Annual herb

GERANIACEAE

Geranium dissectum
2003 Lynn Watson
Geranium dissectum
2015 Chris Jaster
Geranium dissectum
2019 Randy Huey

Deinandra corymbosa    Coastal tarweed
native
Annual herb

ASTERACEAE

Deinandra corymbosa
2015 Tim Miller
Deinandra corymbosa
2007 Neal Kramer
Deinandra corymbosa
2011 Thomas Reyes

Rumex acetosella    Common sheep sorrel
invasive non-native
Perennial herb

POLYGONACEAE

Rumex acetosella
2007 Dr. Mark S. Brunell
Rumex acetosella
2017 Gary McDonald
Rumex acetosella
2004 Carol W. Witham

Heterotheca sessiliflora ssp. echioides    Bristly goldenaster,  Sessileflower false goldenaster
native
Perennial herb

ASTERACEAE

Heterotheca sessiliflora ssp. echioides
2008 Keir Morse
Heterotheca sessiliflora ssp. echioides
2008 Keir Morse
Heterotheca sessiliflora ssp. echioides
2005 Michael Charters

Achyrachaena mollis    Soft blow wives
native
Annual herb

ASTERACEAE

Achyrachaena mollis
2015 Diane Etchison
Achyrachaena mollis
2015 Diane Etchison
Achyrachaena mollis
2018 Gary McDonald

Arbutus menziesii    Madrono,  Pacific madrone
native
Tree

ERICACEAE

Arbutus menziesii
2008 Neal Kramer
Arbutus menziesii
2008 Keir Morse
Arbutus menziesii
2019 Phyllis Fitzsimons

Avena fatua    Wild oat,  Wildoat
invasive non-native
Annual grass

POACEAE

Avena fatua
2008 Keir Morse
Avena fatua
2002 James B. Gratiot
Avena fatua
2008 Zoya Akulova

Bromus hordeaceus    Soft brome,  Soft chess
invasive non-native
Annual grass

POACEAE

Bromus hordeaceus
2006 Brent Miller
Bromus hordeaceus
2018 Gary McDonald
Bromus hordeaceus
2018 Gary McDonald

Calochortus albus    White fairy lantern,  White globe lily
native
Perennial herb

LILIACEAE

Calochortus albus
2019 David Greenberger
Calochortus albus
2018 Nancy Poss
Calochortus albus
2019 Cynthia Powell

Claytonia perfoliata ssp. perfoliata    Claytonia,  Miner's lettuce
native
Annual herb

MONTIACEAE

Claytonia perfoliata ssp. perfoliata
2018 Ken Lunders
Claytonia perfoliata ssp. perfoliata
2019 Chico Hiking Association
Claytonia perfoliata ssp. perfoliata
2019 Gary McDonald

Crataegus monogyna    Hawthorn
invasive non-native
Shrub

ROSACEAE

Crataegus monogyna
2007 Dr. Amadej Trnkoczy
Crataegus monogyna
2010 Phil Pullen
Crataegus monogyna
2007 Luigi Rignanese

Dactylis glomerata    Orchard grass,  Orchardgrass
invasive non-native
Perennial grass

POACEAE

Dactylis glomerata
2005 Louis-M. Landry
Dactylis glomerata
2003 Steve Matson
Dactylis glomerata
2018 Kyndal Olin

Deschampsia danthonioides    Annual hairgrass
native
Annual grass

POACEAE

Deschampsia danthonioides
2004 Carol W. Witham
Deschampsia danthonioides
2007 Carol W. Witham
Deschampsia danthonioides
2008 Keir Morse

Frangula californica ssp. californica    California coffeeberry
native
Shrub

RHAMNACEAE

Frangula californica ssp. californica
2017 Gary McDonald
Frangula californica ssp. californica
2019 Mary Conway
Frangula californica ssp. californica
2019 Mary Conway

Galium aparine    Cleavers,  Common bedstraw,  Goose grass
native
Annual herb

RUBIACEAE

Galium aparine
2008 Gary McDonald
Galium aparine
2004 Carol W. Witham
Galium aparine
2002 Lynn Watson

Galium murale    Tiny bedstraw,  Yellow wall bedstraw
non-native
Annual herb

RUBIACEAE

Galium murale
2011 Zoya Akulova
Galium murale
2005 Keir Morse
Galium murale
2012 Neal Kramer

Iris germanica    German iris
non-native
Perennial herb

IRIDACEAE

Iris germanica
2006 Joseph Dougherty, M.D./ecology.org
Iris germanica
Nick Kurzenko
Iris germanica
Nick Kurzenko

Juglans hindsii    Northern california black walnut
native
Tree

JUGLANDACEAE

Juglans hindsii
2009 Neal Kramer
Juglans hindsii
2019 David popp
Juglans hindsii
2018 Ron Vanderhoff

Juglans regia    English walnut
non-native
Tree

JUGLANDACEAE

Juglans regia
2018 Ron Vanderhoff
Juglans regia
2003 Joseph Dougherty/ecology.org
Juglans regia
2019 Janice Kuch

Micropus californicus var. californicus    Q tips,  Slender cottonweed
native
Annual herb

ASTERACEAE

Micropus californicus var. californicus
2015 Richard Spellenberg
Micropus californicus var. californicus
2008 Keir Morse
Micropus californicus var. californicus
2009 Barry Breckling

Packera breweri    Brewer's ragwort
native
Perennial herb

ASTERACEAE

Packera breweri
2017 Patricia Ashe
Packera breweri
2019 John Rawlings
Packera breweri
2019 Angelique Herman

Poa annua    Annual blue grass,  Annual bluegrass
non-native
Annual grass

POACEAE

Poa annua
2004 Carol W. Witham
Poa annua
2010 Neal Kramer
Poa annua
2011 Ryan Batten

Poa pratensis ssp. pratensis    Kentucky blue grass,  Kentucky bluegrass
invasive non-native
Perennial grass

POACEAE

Poa pratensis ssp. pratensis
2008 Keir Morse (Poa pratensis)
Poa pratensis ssp. pratensis
2008 Keir Morse (Poa pratensis)
Poa pratensis ssp. pratensis
1998 Dean Wm. Taylor (Poa pratensis ssp. agassizensis)

Pseudotsuga menziesii var. menziesii    Douglas fir,  Douglas spruce,  False hemlock
native
Tree

PINACEAE

Pseudotsuga menziesii var. menziesii
2007 Neal Kramer
Pseudotsuga menziesii var. menziesii
2011 Zoya Akulova
Pseudotsuga menziesii var. menziesii
2014 Zoya Akulova

Quercus durata var. durata    Leather oak
native
Shrub

FAGACEAE

Quercus durata var. durata
2004 David A. Tharp
Quercus durata var. durata
2009 Neal Kramer
Quercus durata var. durata
2019 Patrick Furtado

Scandix pecten-veneris    Shepherd's needle,  Shepherdsneedle,  Venus' needle
non-native
Annual herb, Vine

APIACEAE

Scandix pecten-veneris
2006 Steve Matson
Scandix pecten-veneris
2018 Stacie Wolny
Scandix pecten-veneris
2018 Stacie Wolny

Thalictrum fendleri var. polycarpum    Fendler's meadow rue,  Meadow rue,  Torrey's meadow rue
native
Perennial herb

RANUNCULACEAE

Thalictrum fendleri var. polycarpum
2017 Thomas Reyes
Thalictrum fendleri var. polycarpum
2019 Patrick Furtado
Thalictrum fendleri var. polycarpum
2009 Keir Morse

Tragopogon porrifolius    Purple salsify
non-native
Perennial herb

ASTERACEAE

Tragopogon porrifolius
2019 Julie dinsdale
Tragopogon porrifolius
2018 Amy Rapport
Tragopogon porrifolius
2006 Luigi Rignanese

Trifolium angustifolium    Narrow leaved clover,  Narrowleaf crimson clover
non-native
Annual herb

FABACEAE

Trifolium angustifolium
2017 Gary Morgret
Trifolium angustifolium
2019 Gary McDonald
Trifolium angustifolium
2019 Miao Ling He

Trifolium ciliolatum    Foothill clover,  Tree clover
native
Annual herb

FABACEAE

Trifolium ciliolatum
2019 Rachelle Gray
Trifolium ciliolatum
2019 Rachelle Gray
Trifolium ciliolatum
2009 Keir Morse

Trifolium willdenovii    Tomcat clover
native
Annual herb

FABACEAE

Trifolium willdenovii
2018 Stacie Wolny
Trifolium willdenovii
2019 Ron Vanderhoff
Trifolium willdenovii
2018 Stacie Wolny

Acanthomintha duttonii    San mateo thorn mint
native
Annual herb

LAMIACEAE

Acanthomintha duttonii
2013 Lech Naumovich
Acanthomintha duttonii
2013 Lech Naumovich
Acanthomintha duttonii
2009 Neal Kramer

native
Perennial herb (bulb)

ALLIACEAE

Allium lacunosum var. lacunosum
2011 Steven Perry
Allium lacunosum var. lacunosum
2009 Vernon Smith
Allium lacunosum var. lacunosum
2018 Adam Chasey

Arnica discoidea    Rayless arnica
native
Perennial herb

ASTERACEAE

Arnica discoidea
2018 Eliezer Margolis
Arnica discoidea
2018 Stacie Wolny
Arnica discoidea
2009 Barry Breckling

Bellardia trixago    Mediterranean lineseed
invasive non-native
Annual herb

OROBANCHACEAE

Bellardia trixago
2007 Luigi Rignanese
Bellardia trixago
2010 John W. Wall
Bellardia trixago
2018 Miao Ling He

Bromus diandrus    Bromegrass,  Ripgut brome,  Ripgut grass
invasive non-native
Annual grass

POACEAE

Bromus diandrus
2009 Neal Kramer
Bromus diandrus
2018 Angelique Herman
Bromus diandrus
2008 Zoya Akulova

Calystegia subacaulis ssp. subacaulis    Cambria morning glory,  Hill morning glory,  Hillside false bindweed
native
Perennial herb

CONVOLVULACEAE

Calystegia subacaulis ssp. subacaulis
2010 Zoya Akulova
Calystegia subacaulis ssp. subacaulis
2011 Vernon Smith
Calystegia subacaulis ssp. subacaulis
2013 Robert Steers/NPS

native
Annual herb

OROBANCHACEAE

Castilleja rubicundula ssp. lithospermoides
2015 James Gonsman
Castilleja rubicundula ssp. lithospermoides
Dr. Robert T. and Margaret Orr 1999 California Academy of Sciences
Castilleja rubicundula ssp. lithospermoides
2019 Association of Bay Area Walkers

Cistus incanus    Hairy rockrose
non-native
Shrub

CISTACEAE

Cistus incanus
2007 Luigi Rignanese
Cistus incanus
2013 Debra L. Cook
Cistus incanus
2018 Julian Geoghegan

Collomia heterophylla    Variableleaf collomia,  Varied leaved collomia
native
Annual herb

POLEMONIACEAE

Collomia heterophylla
2019 Mary Conway
Collomia heterophylla
2018 Stacie Wolny
Collomia heterophylla
2019 Mary Conway

Daucus pusillus    American wild carrot,  Rattlesnake weed
native
Annual herb

APIACEAE

Daucus pusillus
2019 Diane Etchison
Daucus pusillus
2014 Gary McDonald
Daucus pusillus
2014 Gary McDonald

native
Perennial herb

RANUNCULACEAE

Delphinium californicum ssp. californicum
2010 Margo Bors
Delphinium californicum ssp. californicum
2005 Doreen L. Smith
Delphinium californicum ssp. californicum
2017 Michelle Bosch

Epilobium minutum    Chaparral willowherb,  Desert willow herb,  Little willowherb
native
Annual herb

ONAGRACEAE

Epilobium minutum
2009 Keir Morse
Epilobium minutum
2019 Julian Geoghegan
Epilobium minutum
2015 Chris Jaster

Eriastrum abramsii    Abrams' eriastrum,  Abrams' woollystar
native
Annual herb

POLEMONIACEAE

Eriastrum abramsii
2009 Vernon Smith
Eriastrum abramsii
2009 Neal Kramer
Eriastrum abramsii
2012 Aaron Arthur

Festuca bromoides    Brome fescue
non-native
Annual grass

POACEAE

Festuca bromoides
2008 Keir Morse
Festuca bromoides
2012 Aaron Arthur
Festuca bromoides
2012 Robert Steers/NPS

Festuca microstachys    Small fescue
native
Annual grass

POACEAE

Festuca microstachys
2008 Keir Morse
Festuca microstachys
2004 Robert E. Preston, Ph.D.
Festuca microstachys
2011 Steve Matson

Lithophragma heterophyllum    Hill star,  Hillside woodland star
native
Perennial herb

SAXIFRAGACEAE

Lithophragma heterophyllum
2007 Neal Kramer
Lithophragma heterophyllum
2014 Neal Kramer
Lithophragma heterophyllum
2018 Gail Johnson

Logfia gallica    Narrowleaf cottonrose
non-native
Annual herb

ASTERACEAE

Logfia gallica
2013 Keir Morse
Logfia gallica
2013 Keir Morse
Logfia gallica
2017 Barbara Boethling

Madia exigua    Little tarweed,  Meager tarweed,  Small tarweed
native
Annual herb

ASTERACEAE

Madia exigua
2008 Keir Morse
Madia exigua
2013 Vernon Smith
Madia exigua
2015 Neal Kramer

Mimulus guttatus    Yellow monkey flower
native
Annual, Perennial herb (rhizomatous)

PHRYMACEAE

Mimulus guttatus
2019 Chico Hiking Association
Mimulus guttatus
2019 Stacie Wolny
Mimulus guttatus
2015 James Gonsman

Minuartia douglasii    Douglas' sandwort,  Douglas' stitchwort
native
Annual herb

CARYOPHYLLACEAE

Minuartia douglasii
2005 Steve Matson
Minuartia douglasii
2015 Barry Thomson
Minuartia douglasii
2009 Vernon Smith

Nemophila heterophylla    Canyon nemophila,  Small baby blue eyes,  Variable leaved nemophila
native
Annual herb

BORAGINACEAE

Nemophila heterophylla
2019 Matt Berger
Nemophila heterophylla
2019 Matt Berger
Nemophila heterophylla
2019 Chico Hiking Association

Olea europaea    Olive
invasive non-native
Tree, Shrub

OLEACEAE

Olea europaea
2007 Luigi Rignanese
Olea europaea
2015 Zoya Akulova
Olea europaea
2008 Dr. Amadej Trnkoczy

Phacelia divaricata    Divaricate phacelia
native
Annual herb

BORAGINACEAE

Phacelia divaricata
2009 Genevieve K. Walden
Phacelia divaricata
2011 Aaron Schusteff
Phacelia divaricata
2003 Bart and Susan Eisenberg

Phalaris californica    California canarygrass,  Canarygrass
native
Perennial grass

POACEAE

Phalaris californica
2010 Robert Steers/NPS
Phalaris californica
2010 Zoya Akulova
Phalaris californica
2009 Zoya Akulova

Spartium junceum    Gorse,  Spanish broom
invasive non-native
Shrub

FABACEAE

Spartium junceum
2016 Steve Matson
Spartium junceum
2006 Jennifer Naegele
Spartium junceum
2008 Neal Kramer

Stebbinsoseris heterocarpa    Grassland stebbinsoseris
native
Annual herb

ASTERACEAE

Stebbinsoseris heterocarpa
2019 Ron Vanderhoff
Stebbinsoseris heterocarpa
2019 Ron Vanderhoff
Stebbinsoseris heterocarpa
2017 Diane Etchison

Torilis nodosa    Hedge parsley,  Knotted hedge parsley,  Knotted hedgeparsley
non-native
Annual herb

APIACEAE

Torilis nodosa
2008 Neal Kramer
Torilis nodosa
2004 Laura Ann Eliassen
Torilis nodosa
2013 Robert Steers/NPS

Trifolium bifidum var. bifidum    Pinole clover
native
Annual herb

FABACEAE

Trifolium bifidum var. bifidum
2013 Zoya Akulova
Trifolium bifidum var. bifidum
2009 Aaron Schusteff
Trifolium bifidum var. bifidum
2012 Al Keuter

Trifolium bifidum var. decipiens    Notch leaf clover
native
Annual herb

FABACEAE

Trifolium bifidum var. decipiens
2004 Carol W. Witham
Trifolium bifidum var. decipiens
2008 Keir Morse
Trifolium bifidum var. decipiens
2008 Keir Morse

Trifolium campestre    Field clover,  Low hop clover
non-native
Annual herb

FABACEAE

Trifolium campestre
2007 Neal Kramer
Trifolium campestre
2013 Zoya Akulova
Trifolium campestre
2014 Monty Rickard

Trifolium dubium    Shamrock clover,  Suckling clover
non-native
Annual herb

FABACEAE

Trifolium dubium
2008 Jorg Fleige
Trifolium dubium
2004 Carol W. Witham
Trifolium dubium
2015 Barry Breckling

Trifolium fucatum    Bull clover,  Sour clover
native
Annual herb

FABACEAE

Trifolium fucatum
2014 Al Keuter
Trifolium fucatum
2008 Zoya Akulova
Trifolium fucatum
2019 Paul Aigner

Trifolium gracilentum    Graceful clover,  Pin point clover,  Pinpoint clover
native
Annual herb

FABACEAE

Trifolium gracilentum
2006 Doreen L. Smith
Trifolium gracilentum
2008 Zoya Akulova
Trifolium gracilentum
2008 Zoya Akulova

Trifolium microcephalum    Hairy clover,  Maiden clover,  Small headed clover
native
Annual herb

FABACEAE

Trifolium microcephalum
2019 Ron Vanderhoff
Trifolium microcephalum
2018 Glen Schneider
Trifolium microcephalum
2005 Steve Matson

Trifolium microdon    Thimble clover,  Valparaiso clover
native
Annual herb

FABACEAE

Trifolium microdon
2008 Neal Kramer
Trifolium microdon
2018 Hayley Ross
Trifolium microdon
2013 Zoya Akulova

Triodanis biflora    Venus looking glass,  Venus' looking glass
native
Annual herb

CAMPANULACEAE

Triodanis biflora
2007 Neal Kramer
Triodanis biflora
2015 Aaron Schusteff
Triodanis biflora
2003 Jim Rocks

Triteleia hyacinthina    White brodiaea,  Wild hyacinth
native
Perennial herb

THEMIDACEAE

Triteleia hyacinthina
2019 Julie Kierstead Nelson
Triteleia hyacinthina
2016 Jim Moore
Triteleia hyacinthina
2018 Glenn Fine

Yabea microcarpa    California hedge parsley,  False carrot
native
Annual herb

APIACEAE

Yabea microcarpa
2008 Keir Morse
Yabea microcarpa
2008 Keir Morse
Yabea microcarpa
2008 Keir Morse

Acmispon americanus var. americanus    American bird's foot trefoil,  Spanish lotus
native
Annual herb

FABACEAE

Acmispon americanus var. americanus
2019 Ron Vanderhoff
Acmispon americanus var. americanus
2019 Matt Berger
Acmispon americanus var. americanus
2019 Matt Berger

Agoseris heterophylla    Annual agoseris,  Annual mountain dandelion
native
Annual herb

ASTERACEAE

Agoseris heterophylla
2019 Chico Hiking Association
Agoseris heterophylla
2009 Keir Morse
Agoseris heterophylla
2019 John Rawlings

Allium falcifolium    Scytheleaf onion,  Sickle leaf onion
native
Perennial herb (bulb)

ALLIACEAE

Allium falcifolium
2006 David McClurg
Allium falcifolium
2008 Neal Kramer
Allium falcifolium
2017 Alice Cummings

Brachypodium distachyon    False brome,  Purple false brome
invasive non-native
Annual, Perennial grass

POACEAE

Brachypodium distachyon
2008 Zoya Akulova
Brachypodium distachyon
2019 Ron Vanderhoff
Brachypodium distachyon
2019 Ron Vanderhoff

Briza minor    Little quaking grass,  Little quakinggrass,  Little rattlesnake grass
non-native
Annual grass

POACEAE

Briza minor
2005 Brent Miller
Briza minor
2008 Keir Morse
Briza minor
2004 Carol W. Witham

native
Perennial herb

THEMIDACEAE

Brodiaea terrestris ssp. terrestris
2004 Carol W. Witham
Brodiaea terrestris ssp. terrestris
2001 Bart and Susan Eisenberg
Brodiaea terrestris ssp. terrestris
2015 John Doyen

Cirsium brevistylum    Clustered thistle,  Indian thistle
native
Perennial herb

ASTERACEAE

Cirsium brevistylum
2007 Neal Kramer
Cirsium brevistylum
2014 Margo Bors
Cirsium brevistylum
2018 Brian Charles

Clarkia purpurea ssp. quadrivulnera    Purple clarkia,  Purple godetia,  Winecup clarkia
native
Annual herb

ONAGRACEAE

Clarkia purpurea ssp. quadrivulnera
2019 Joe Engelbrecht
Clarkia purpurea ssp. quadrivulnera
2018 Ron Vanderhoff
Clarkia purpurea ssp. quadrivulnera
2019 Joe Engelbrecht

Elymus caput-medusae    Medusa head
invasive non-native
Annual grass

POACEAE

Elymus caput-medusae
2019 Ron Vanderhoff
Elymus caput-medusae
2019 Jennifer Mo
Elymus caput-medusae
2010 Zoya Akulova

Gamochaeta ustulata    Featherweed
native
Perennial herb

ASTERACEAE

Gamochaeta ustulata
2019 Gary McDonald
Gamochaeta ustulata
2019 Gary McDonald
Gamochaeta ustulata
2019 Patrick Furtado

Hesperolinon congestum    Marin dwarf flax,  Marin western flax
native
Annual herb

LINACEAE

Hesperolinon congestum
2009 Neal Kramer
Hesperolinon congestum
2019 John Game
Hesperolinon congestum
2018 Adam Chasey

Hordeum murinum ssp. leporinum    Farmer's foxtail,  Foxtail barley,  Hare barley
non-native
Annual grass

POACEAE

Hordeum murinum ssp. leporinum
2009 Keir Morse
Hordeum murinum ssp. leporinum
2010 Neal Kramer
Hordeum murinum ssp. leporinum
2008 Zoya Akulova

Layia hieracioides    Hawkweed layia,  Tall layia,  Tall tidytips
native
Annual herb

ASTERACEAE

Layia hieracioides
2011 Zoya Akulova
Layia hieracioides
2005 Christopher L. Christie
Layia hieracioides
2008 Keir Morse

Linum grandiflorum    Flowering flax,  Garden flax
non-native
Annual herb

LINACEAE

Linum grandiflorum
2003 Yulan Tong
Linum grandiflorum
2013 John Doyen
Linum grandiflorum
2009 Aaron Arthur

Lonicera hispidula    Pink honeysuckle
native
Vine, Shrub

CAPRIFOLIACEAE

Lonicera hispidula
2019 Stacie Wolny
Lonicera hispidula
2018 Eliezer Margolis
Lonicera hispidula
2019 Matt Berger

Lupinus albifrons var. albifrons    Silver bush lupine,  Silver lupine
native
Shrub

FABACEAE

Lupinus albifrons var. albifrons
2008 Keir Morse
Lupinus albifrons var. albifrons
2008 Keir Morse
Lupinus albifrons var. albifrons
2011 Dylan Neubauer

Madia gracilis    Grassy tarweed,  Gumweed madia,  Slender tarweed
native
Annual herb

ASTERACEAE

Madia gracilis
2019 Diane Etchison
Madia gracilis
2019 Diane Etchison
Madia gracilis
2019 Julie Kierstead Nelson

Malacothamnus fasciculatus    Chaparral bush mallow
native
Shrub

MALVACEAE

Malacothamnus fasciculatus
2016 Keir Morse
Malacothamnus fasciculatus
2018 Keir Morse
Malacothamnus fasciculatus
2016 Keir Morse

Phacelia nemoralis ssp. nemoralis    Woods phacelia
native
Perennial herb

BORAGINACEAE

Phacelia nemoralis ssp. nemoralis
2014 Genevieve K. Walden
Phacelia nemoralis ssp. nemoralis
© 2014 Aaron Schusteff
Phacelia nemoralis ssp. nemoralis
2014 Genevieve K. Walden

Phalaris canariensis    Annual canarygrass
non-native
Annual grass

POACEAE

Phalaris canariensis
2008 Louis-M. Landry
Phalaris canariensis
2007 Luigi Rignanese
Phalaris canariensis
2007 Luigi Rignanese

Phalaris minor    Little seed canarygrass,  Littleseed canarygrass,  Mediterranean canarygrass
non-native
Annual grass

POACEAE

Phalaris minor
2006 James M. Andre
Phalaris minor
2006 James M. Andre
Phalaris minor
2010 Eliza Maher Hasselquist

Plantago coronopus    Buckhorn plantain,  Cut leaf plantain
invasive non-native
Annual herb

PLANTAGINACEAE

Plantago coronopus
2008 Jorg Fleige
Plantago coronopus
2003 George W. Hartwell
Plantago coronopus
2017 MCOSD Restoration Crew

Rafinesquia californica    California chicory,  California plumseed
native
Annual herb

ASTERACEAE

Rafinesquia californica
2017 Amy Rapport
Rafinesquia californica
2018 Adam Chasey
Rafinesquia californica
2018 Aaron Echols

Rigiopappus leptocladus    Rigiopappus,  Wire weed,  Wireweed
native
Annual herb

ASTERACEAE

Rigiopappus leptocladus
2008 Keir Morse
Rigiopappus leptocladus
2011 Neal Kramer
Rigiopappus leptocladus
2005 Keir Morse

Rosa spithamea    Ground rose,  Sonoma rose
native
Shrub

ROSACEAE

Rosa spithamea
2009 Genevieve K. Walden
Rosa spithamea
2009 Barry Breckling
Rosa spithamea
2012 Aaron Arthur

Senecio aronicoides    California butterweed,  California groundsel,  California rayless butterweed
native
Perennial herb

ASTERACEAE

Senecio aronicoides
2019 Chico Hiking Association
Senecio aronicoides
2019 Chico Hiking Association
Senecio aronicoides
2018 Ken Hickman

Silene laciniata ssp. californica    California indian pink
native
Perennial herb

CARYOPHYLLACEAE

Silene laciniata ssp. californica
2015 James Gonsman
Silene laciniata ssp. californica
2018 John Game
Silene laciniata ssp. californica
2019 Chico Hiking Association

Silybum marianum    Blessed milkthistle,  Milk thistle
invasive non-native
Annual, Perennial herb

ASTERACEAE

Silybum marianum
2018 Nancy Hamlett
Silybum marianum
2006 Dr. Amadej Trnkoczy
Silybum marianum
2009 Barry Rice

Sisymbrium officinale    Hedge mustard,  Hedgemustard
non-native
Annual herb

BRASSICACEAE

Sisymbrium officinale
2008 Keir Morse
Sisymbrium officinale
2013 Neal Kramer
Sisymbrium officinale
2006 Luigi Rignanese

Symphoricarpos mollis    Creeping snowberry,  Trailing snowberry
native
Shrub

CAPRIFOLIACEAE

Symphoricarpos mollis
2019 Chico Hiking Association
Symphoricarpos mollis
2003 Steve Matson
Symphoricarpos mollis
2019 Ron Vanderhoff

Trientalis latifolia    Pacific starflower
native
Perennial herb

MYRSINACEAE

Trientalis latifolia
2019 Jacob Smith
Trientalis latifolia
2019 Marisa Persaud
Trientalis latifolia
2019 Jacob Smith

Triteleia laxa    Ithuriel's spear
native
Perennial herb

THEMIDACEAE

Triteleia laxa
2007 Neal Kramer
Triteleia laxa
2019 Stacie Wolny
Triteleia laxa
2019 Chico Hiking Association

Urospermum picroides    Bristly tail seed,  Prickly goldenfleece
non-native
Annual, Perennial herb

ASTERACEAE

Urospermum picroides
2009 Neal Kramer
Urospermum picroides
2007 Luigi Rignanese
Urospermum picroides
2011 Eric Wrubel/NPS

Zeltnera muehlenbergii    Muehlenberg's centaury
native
Annual herb

GENTIANACEAE

Zeltnera muehlenbergii
2019 Patrick Furtado
Zeltnera muehlenbergii
2015 James Gonsman
Zeltnera muehlenbergii
2008 Neal Kramer

Achillea millefolium    Common yarrow
native
Perennial herb

ASTERACEAE

Achillea millefolium
2017 Diane Etchison
Achillea millefolium
2018 Gary McDonald
Achillea millefolium
2019 Margot Cunningham

Bellis perennis    English daisy,  English lawn daisy
invasive non-native
Perennial herb

ASTERACEAE

Bellis perennis
2008 Keir Morse
Bellis perennis
2008 Keir Morse
Bellis perennis
2004 Dr. Amadej Trnkoczy

Calycanthus occidentalis    Spicebush,  Sweet shrub
native
Shrub

CALYCANTHACEAE

Calycanthus occidentalis
2006 Matt Below
Calycanthus occidentalis
2019 Sue Graue
Calycanthus occidentalis
2019 Robert Nance

Centaurea melitensis    Maltese star thistle,  Napa star thistle,  Tocalote
invasive non-native
Annual herb

ASTERACEAE

Centaurea melitensis
2019 Ron Vanderhoff
Centaurea melitensis
2019 Arlee Montalvo
Centaurea melitensis
2012 Gary McDonald

Eriophyllum confertiflorum var. confertiflorum    Golden yarrow,  Yellow yarrow
native
Shrub

ASTERACEAE

Eriophyllum confertiflorum var. confertiflorum
2013 James Gonsman
Eriophyllum confertiflorum var. confertiflorum
2019 Mary Conway
Eriophyllum confertiflorum var. confertiflorum
2019 Mary Conway

Galium parisiense    Wall bedstraw
non-native
Annual herb

RUBIACEAE

Galium parisiense
2009 Barry Breckling
Galium parisiense
2019 Diane Etchison
Galium parisiense
2005 Keir Morse

Rubus armeniacus    Himalayan blackberry
invasive non-native
Shrub

ROSACEAE

Rubus armeniacus
2002 George W. Hartwell
Rubus armeniacus
2008 Keir Morse
Rubus armeniacus
2018 Richard Spjut

Calystegia purpurata ssp. purpurata    Pacific false bindweed,  Purple western morning glory,  Smooth western morning glory
native
Perennial herb

CONVOLVULACEAE

Calystegia purpurata ssp. purpurata
2012 Jason Matthias Mills
Calystegia purpurata ssp. purpurata
2009 Neal Kramer
Calystegia purpurata ssp. purpurata
2019 Adonis Tate

Centaurea solstitialis    Barnaby's thistle,  Yellow star thistle
invasive non-native
Annual herb

ASTERACEAE

Centaurea solstitialis
2004 Carol W. Witham
Centaurea solstitialis
2019 Arlee Montalvo
Centaurea solstitialis
2008 Luigi Rignanese

Conium maculatum    Poison hemlock
invasive non-native
Perennial herb

APIACEAE

Conium maculatum
2008 Keir Morse
Conium maculatum
2016 Cynthia Powell
Conium maculatum
2019 Ron Vanderhoff

Convolvulus arvensis    Field bindweed,  Orchard morningglory
invasive non-native
Perennial herb, Vine

CONVOLVULACEAE

Convolvulus arvensis
2005 Steve Matson
Convolvulus arvensis
2018 Troy Dean Torres
Convolvulus arvensis
2019 Ron Vanderhoff

native
Perennial herb

ROSACEAE

Drymocallis glandulosa var. wrangelliana
2012 Robert Sikora
Drymocallis glandulosa var. wrangelliana
2013 Aaron Arthur
Drymocallis glandulosa var. wrangelliana
2013 Aaron Arthur

Geranium robertianum    Robert geranium,  Robert's geranium
invasive non-native
Annual herb

GERANIACEAE

Geranium robertianum
2014 James Gonsman
Geranium robertianum
2013 Al Keuter
Geranium robertianum
2013 Robert Steers/NPS

Artemisia californica    California sagebrush,  Coast sagebrush,  Coastal sage brush
native
Shrub

ASTERACEAE

Artemisia californica
2019 Diane Etchison
Artemisia californica
2018 James Gonsman
Artemisia californica
2003 Margo Bors

Grindelia camporum    Common gumplant,  Great valley gumweed,  Gum plant
native
Perennial herb

ASTERACEAE

Grindelia camporum
2015 Diane Etchison
Grindelia camporum
2001 Jeff Abbas
Grindelia camporum
2019 Ron Vanderhoff

Lagophylla ramosissima    Branched lagophylla,  Common hareleaf
native
Annual herb

ASTERACEAE

Lagophylla ramosissima
1996 Doreen L. Smith
Lagophylla ramosissima
2011 Chris Winchell
Lagophylla ramosissima
2005 Michael Charters

Lythrum hyssopifolia    Hyssop loosestrife
invasive non-native
Annual, Perennial herb

LYTHRACEAE

Lythrum hyssopifolia
2019 Jennifer Mo
Lythrum hyssopifolia
2016 Andrew Longman
Lythrum hyssopifolia
2016 Andrew Longman

Melilotus indicus    Annual yellow sweetclover
non-native
Annual herb

FABACEAE

Melilotus indicus
2013 Debra L. Cook
Melilotus indicus
2009 Neal Kramer
Melilotus indicus
2005 Cheri Miller

Spergularia rubra    Purple sand spurry,  Red sandspurry,  Ruby sandspurry
non-native
Annual, Perennial herb

CARYOPHYLLACEAE

Spergularia rubra
2014 James Gonsman
Spergularia rubra
2014 Dee Warenycia
Spergularia rubra
2014 Richard Chasey

Gastridium phleoides    Nit grass
non-native
Annual grass

POACEAE

Gastridium phleoides
2009 Neal Kramer
Gastridium phleoides
2009 Zoya Akulova
Gastridium phleoides
2017 Gary McDonald

Epipactis helleborine    Broadleaf helleborine
non-native
Perennial herb

ORCHIDACEAE

Epipactis helleborine
2019 Mary Gerbic
Epipactis helleborine
2019 Julian Geoghegan
Epipactis helleborine
2019 Janice Kuch

Hypochaeris radicata    Hairy cats ear,  Hairy catsear,  Rough cat's ear
invasive non-native
Perennial herb

ASTERACEAE

Hypochaeris radicata
2008 Sean B. Smith
Hypochaeris radicata
2017 Gary McDonald
Hypochaeris radicata
2017 Gary McDonald

Sidalcea diploscypha    Fringed checker mallow,  Fringed checkerbloom,  Fringed sidalcea
native
Annual herb

MALVACEAE

Sidalcea diploscypha
2018 Hayley Ross
Sidalcea diploscypha
2015 James Gonsman
Sidalcea diploscypha
2019 Paul Aigner

Agrostis exarata    Spike bentgrass,  Spike redtop
native
Perennial grass

POACEAE

Agrostis exarata
2008 Keir Morse
Agrostis exarata
2009 Zoya Akulova
Agrostis exarata
2018 Neal Kramer

Allium dichlamydeum    Coast onion,  Coastal onion
native
Perennial herb (bulb)

ALLIACEAE

Allium dichlamydeum
2015 James Gonsman
Allium dichlamydeum
2013 Roy West
Allium dichlamydeum
2012 Robert Sikora

Allium peninsulare var. franciscanum    San francisco bay onion,  San francisco onion
native
Perennial herb (bulb)

ALLIACEAE

Allium peninsulare var. franciscanum
2007 Toni Corelli
Allium peninsulare var. franciscanum
2017 Michelle Bosch
Allium peninsulare var. franciscanum
2017 Michelle Bosch

Avena sativa    Common oats,  Cultivated oats,  Wild oat
non-native
Annual, Perennial grass

POACEAE

Avena sativa
2002 Brent Miller
Avena sativa
2006 Louis-M. Landry
Avena sativa
2006 Luigi Rignanese

Brodiaea coronaria    Crown brodiaea,  Early harvest brodiaea,  Harvest brodiaea
native
Perennial herb (bulb)

THEMIDACEAE

Brodiaea coronaria
2014 Robert E. Preston, Ph.D.
Brodiaea coronaria
2013 Julie Kierstead Nelson
Brodiaea coronaria
2019 David popp

Calochortus argillosus    Clay mariposa lily
native
Perennial herb (bulb)

LILIACEAE

Calochortus argillosus
2018 Gary McDonald
Calochortus argillosus
2018 Gary McDonald
Calochortus argillosus
2009 Neal Kramer

Calochortus luteus    Yellow mariposa lily
native
Perennial herb

LILIACEAE

Calochortus luteus
2019 Stacie Wolny
Calochortus luteus
2016 Melissa Mooney
Calochortus luteus
2019 Stacie Wolny

Cornus glabrata    Brown dogwood
native
Tree, Shrub

CORNACEAE

Cornus glabrata
2010 Vernon Smith
Cornus glabrata
J. E.(Jed) and Bonnie McClellan 2006 California Academy of Sciences
Cornus glabrata
2018 Chico Hiking Association

Deschampsia elongata    Hairgrass,  Slender hairgrass
native
Perennial grass

POACEAE

Deschampsia elongata
2009 Adonis (Don) Tate
Deschampsia elongata
2008 Keir Morse
Deschampsia elongata
2008 Keir Morse

Dichelostemma congestum    Fork toothed ookow,  Ookow
native
Perennial herb

THEMIDACEAE

Dichelostemma congestum
2017 Gary Morgret
Dichelostemma congestum
2019 Miao Ling He
Dichelostemma congestum
2018 Miao Ling He

Eriodictyon californicum    California yerba santa,  Yerba santa
native
Shrub

BORAGINACEAE

Eriodictyon californicum
2011 John W. Wall
Eriodictyon californicum
2009 Gary A. Monroe
Eriodictyon californicum
2018 Chico Hiking Association

Festuca arundinacea    Alta fescue,  Reed fescue,  Tall fescue
invasive non-native
Perennial grass

POACEAE

Festuca arundinacea
2008 Keir Morse
Festuca arundinacea
2018 Brian Charles
Festuca arundinacea
2000 Joe DiTomaso

Hedera helix    English ivy
invasive non-native
Vine, Shrub

ARALIACEAE

Hedera helix
2019 Claire Mallen
Hedera helix
1985 Joe DiTomaso
Hedera helix
2018 MCOSD EDRR

Hesperolinon micranthum    Common dwarf flax,  Small flower western flax,  Small flowered dwarf flax
native
Annual herb

LINACEAE

Hesperolinon micranthum
2003 Michael Charters
Hesperolinon micranthum
2011 Aaron Arthur
Hesperolinon micranthum
2011 Vernon Smith

Koeleria macrantha    June grass,  Prairie junegrass
native
Perennial grass

POACEAE

Koeleria macrantha
2003 Bart and Susan Eisenberg
Koeleria macrantha
2008 Keir Morse
Koeleria macrantha
2009 Margo Bors

Lewisia rediviva    Bitter root
native
Perennial herb

MONTIACEAE

Lewisia rediviva
2019 Sharon LuVisi
Lewisia rediviva
2019 Matt Berger
Lewisia rediviva
2019 Chico Hiking Association

Lupinus microcarpus var. densiflorus    Chick lupine,  Dense flowered platycarpos,  Whitewhorl lupine
native
Annual herb

FABACEAE

Lupinus microcarpus var. densiflorus
2007 Neal Kramer
Lupinus microcarpus var. densiflorus
2008 Keir Morse
Lupinus microcarpus var. densiflorus
2007 Sandy Shanks

Maianthemum stellatum    Starry false lily of the valley
native
Perennial herb

RUSCACEAE

Maianthemum stellatum
2019 Adam Chasey
Maianthemum stellatum
2019 Adam Chasey
Maianthemum stellatum
2010 Keir Morse

Nemophila parviflora var. parviflora    Small flowered nemophila,  Smallflower nemophila,  Woodland nemophila
native
Annual herb

BORAGINACEAE

Nemophila parviflora var. parviflora
2007 Neal Kramer
Nemophila parviflora var. parviflora
2008 Keir Morse

Phleum pratense    Common timothy,  Cultivated timothy,  Timothy
non-native
Perennial grass

POACEAE

Phleum pratense
2019 Julie Kierstead Nelson
Phleum pratense
2005 Louis-M. Landry
Phleum pratense
2008 Keir Morse

Physocarpus capitatus    Ninebark,  Pacific ninebark,  Western ninebark
native
Shrub

ROSACEAE

Physocarpus capitatus
2018 Stacie Wolny
Physocarpus capitatus
2019 Julie Kierstead Nelson
Physocarpus capitatus
2008 Keir Morse

Poa secunda ssp. secunda    One sided blue grass,  Pine bluegrass,  Sandberg's bluegrass
native
Perennial grass

POACEAE

Poa secunda ssp. secunda
2019 Belinda Lo
Poa secunda ssp. secunda
2019 Belinda Lo
Poa secunda ssp. secunda
2019 Belinda Lo

Polypogon monspeliensis    Annual beard grass,  Rabbitsfoot grass
invasive non-native
Annual grass

POACEAE

Polypogon monspeliensis
2007 Neal Kramer
Polypogon monspeliensis
2006 Steve Matson
Polypogon monspeliensis
2006 Luigi Rignanese

Psilocarphus brevissimus var. brevissimus    Short woollyheads,  Woolly heads,  Woolly marbles
native
Annual herb

ASTERACEAE

Psilocarphus brevissimus var. brevissimus
2003 Vince Scheidt
Psilocarphus brevissimus var. brevissimus
2009 Keir Morse
Psilocarphus brevissimus var. brevissimus
2004 Carol W. Witham

native
Shrub

ROSACEAE

Rosa gymnocarpa var. gymnocarpa
© 2015 Barry Breckling
Rosa gymnocarpa var. gymnocarpa
2019 James Gonsman
Rosa gymnocarpa var. gymnocarpa
2015 Barry Breckling

Triteleia ixioides ssp. ixioides    Golden brodiaea
native
Perennial herb

THEMIDACEAE

Triteleia ixioides ssp. ixioides
2015 John Doyen
Triteleia ixioides ssp. ixioides
2019 Mary Gerbic
Triteleia ixioides ssp. ixioides
2018 Mary Conway

Typha angustifolia    Nail rod,  Narrow leaf cattail,  Narrowleaf cattail
non-native
Perennial herb (aquatic)

TYPHACEAE

Typha angustifolia
2018 Cynthia Powell
Typha angustifolia
2005 Louis-M. Landry
Typha angustifolia
2019 Ron Vanderhoff

Vicia americana ssp. americana    American vetch
native
Perennial herb, Vine

FABACEAE

Vicia americana ssp. americana
2008 Neal Kramer
Vicia americana ssp. americana
2011 Barry Breckling
Vicia americana ssp. americana
2008 Steve Matson

Aesculus californica    Buckeye,  California buckeye,  California horse chestnut
native
Tree

SAPINDACEAE

Aesculus californica
2006 Christopher L. Christie
Aesculus californica
2018 Joseph Belli
Aesculus californica
2014 Christopher Bronny

Agrostis hallii    Hall redtop,  Hall's bent grass,  Hall's bentgrass
native
Perennial grass

POACEAE

Agrostis hallii
2016 Robert Steers
Agrostis hallii
2016 Robert Steers
Agrostis hallii
2005 Steve Matson

Bromus laevipes    Chinook brome,  Narrow flowered brome,  Woodland brome
native
Annual, Perennial grass

POACEAE

Bromus laevipes
2008 Keir Morse
Bromus laevipes
2012 Jake Ruygt
Bromus laevipes
2013 Aaron Arthur

Chlorogalum pomeridianum var. pomeridianum    Common soaproot,  Wavyleaf soap plant
native
Perennial herb

AGAVACEAE

Chlorogalum pomeridianum var. pomeridianum
2003 George Jackson
Chlorogalum pomeridianum var. pomeridianum
2004 Carol W. Witham
Chlorogalum pomeridianum var. pomeridianum
2018 Matt Berger

Cirsium quercetorum    Alameda county thistle,  Brownie thistle
native
Annual, Perennial herb

ASTERACEAE

Cirsium quercetorum
2007 Neal Kramer
Cirsium quercetorum
2010 Zoya Akulova
Cirsium quercetorum
2010 Robert Steers/NPS

Clinopodium douglasii    Yerba buena
native
Perennial herb

LAMIACEAE

Clinopodium douglasii
2019 Gary McDonald
Clinopodium douglasii
2012 Gary McDonald
Clinopodium douglasii
2012 Gary McDonald

Corallorhiza maculata    Spotted coralroot,  Summer coral root,  Summer coralroot
native
Perennial herb

ORCHIDACEAE

Corallorhiza maculata
2010 Dee E. Warenycia
Corallorhiza maculata
2019 Cynthia Powell
Corallorhiza maculata
2019 Talila Golan

Corallorhiza striata    Hooded coralroot,  Striped coral root
native
Perennial herb

ORCHIDACEAE

Corallorhiza striata
2019 Timothy Boomer
Corallorhiza striata
2018 Timothy Boomer
Corallorhiza striata
2005 Dianne Fristrom

Cotoneaster pannosus    Cotoneaster,  Silverleaf cotoneaster,  Woolly cotoneaster
invasive non-native
Shrub

ROSACEAE

Cotoneaster pannosus
2018 Sara Witt
Cotoneaster pannosus
2018 MCOSD EDRR
Cotoneaster pannosus
2006 Peter Zika

Cynosurus echinatus    Annual dogtail,  Bristly dogstail grass,  Dogtail grass
invasive non-native
Annual grass

POACEAE

Cynosurus echinatus
2009 Barry Rice
Cynosurus echinatus
2007 Neal Kramer
Cynosurus echinatus
2019 Gary McDonald

Delphinium hesperium ssp. hesperium    Foothill larkspur,  Western larkspur
native
Perennial herb

RANUNCULACEAE

Delphinium hesperium ssp. hesperium
2015 Karen Swift
Delphinium hesperium ssp. hesperium
2009 Barry Breckling
Delphinium hesperium ssp. hesperium
2013 Robert Sikora

Dipsacus sativus    Fuller's teasel,  Indian teasel
invasive non-native
Biennial herb

DIPSACACEAE

Dipsacus sativus
2019 Thomas Reyes
Dipsacus sativus
2018 Angelique Herman
Dipsacus sativus
2009 Barry Breckling

Elymus glaucus ssp. glaucus    Blue wild rye,  Blue wildrye,  Western rye grass
native
Perennial grass

POACEAE

Elymus glaucus ssp. glaucus
2009 Keir Morse
Elymus glaucus ssp. glaucus
2008 Keir Morse
Elymus glaucus ssp. glaucus
2008 Keir Morse

Elymus multisetus    Big squirreltail grass
native
Perennial grass

POACEAE

Elymus multisetus
2006 Tom Annese
Elymus multisetus
2016 Ron Vanderhoff
Elymus multisetus
2006 Tom Annese

Festuca elmeri    Coast fescue,  Elmer fescue
native
Perennial grass

POACEAE

Festuca elmeri
2002 Dean Wm. Taylor
Festuca elmeri
2008 Steve Matson
Festuca elmeri
2008 Steve Matson

Heterocodon rariflorum    Few flowered heterocodon,  Rareflower heterocodon,  Western pear flower
native
Annual herb

CAMPANULACEAE

Heterocodon rariflorum
2014 Steve Ashcraft
Heterocodon rariflorum
2017 Ken Hickman
Heterocodon rariflorum
2016 Hunter Breck

native
Shrub

ROSACEAE

Holodiscus discolor var. discolor
2015 Barry Breckling
Holodiscus discolor var. discolor
2014 Zoya Akulova
Holodiscus discolor var. discolor
2014 Zoya Akulova

Juncus xiphioides    Iris leaved rush,  Irisleaf rush
native
Perennial grasslike herb

JUNCACEAE

Juncus xiphioides
2016 Erik Larsen
Juncus xiphioides
2017 Ron Vanderhoff
Juncus xiphioides
2017 Ron Vanderhoff

Lotus corniculatus    Bird's foot trefoil,  Birdfoot deervetch,  Broadleaf birdsfoot trefoil
invasive non-native
Perennial herb

FABACEAE

Lotus corniculatus
2005 Louis-M. Landry
Lotus corniculatus
2019 Nathan Taxel
Lotus corniculatus
2005 Dr. Amadej Trnkoczy

Maianthemum racemosum    Feathery false lily of the valley
native
Perennial herb

RUSCACEAE

Maianthemum racemosum
2015 Stephen Rosenthal
Maianthemum racemosum
2019 Matt Berger
Maianthemum racemosum
2019 Stacie Wolny

Navarretia heterodoxa    Calistoga navarretia,  Calistoga pincushionplant
native
Annual herb

POLEMONIACEAE

Navarretia heterodoxa
2007 Neal Kramer
Navarretia heterodoxa
2013 Jake Ruygt
Navarretia heterodoxa
2015 Aaron Schusteff

Phacelia rattanii    Rattan's phacelia
native
Annual herb

BORAGINACEAE

Phacelia rattanii
2008 Ron Wolf
Phacelia rattanii
1995 Saint Mary's College of California
Phacelia rattanii
2008 Ron Wolf

Piperia elongata    Dense flowered rein orchid,  Denseflower rein orchid
native
Perennial herb

ORCHIDACEAE

Piperia elongata
2009 Keir Morse
Piperia elongata
2008 Keir Morse
Piperia elongata
2007 Chris Winchell

Rupertia physodes    California tea,  Common rupertia,  Forest scurfpea
native
Perennial herb

FABACEAE

Rupertia physodes
2007 Norman Jensen
Rupertia physodes
2009 Chris Wagner
Rupertia physodes
2007 Neal Kramer

Stachys rigida    Rough hedgenettle
native
Perennial herb

LAMIACEAE

Stachys rigida
2019 Wyatt Dooley
Stachys rigida
2019 Ron Vanderhoff
Stachys rigida
2019 Ron Vanderhoff

Symphoricarpos albus var. laevigatus    Common snowberry,  Upright snowberry
native
Shrub

CAPRIFOLIACEAE

Symphoricarpos albus var. laevigatus
2015 Robert Sikora
Symphoricarpos albus var. laevigatus
2018 Mary Conway
Symphoricarpos albus var. laevigatus
2018 Mary Conway

native
Perennial herb

MELANTHIACEAE

Toxicoscordion venenosum var. venenosum
2015 Debra L. Cook
Toxicoscordion venenosum var. venenosum
2011 Barry Rice
Toxicoscordion venenosum var. venenosum
2015 Chris Heintzelman

Trisetum cernuum    Nodding oatgrass,  Nodding trisetum
native
Perennial grass

POACEAE

Trisetum cernuum
2011 Steve Matson
Trisetum cernuum
2011 Steve Matson
Trisetum cernuum
2011 Steve Matson

Triteleia peduncularis    Long ray brodiaea,  Long rayed brodiaea,  Marsh triteleia
native
Perennial herb

THEMIDACEAE

Triteleia peduncularis
2010 Ron Wolf
Triteleia peduncularis
2018 Cynthia Powell
Triteleia peduncularis
2013 Debra L. Cook

Aira caryophyllea    Shiver grass,  Silver hairgrass,  Silvery hairgrass
invasive non-native
Annual grass

POACEAE

Aira caryophyllea
2004 Carol W. Witham
Aira caryophyllea
2009 Keir Morse
Aira caryophyllea
2010 Zoya Akulova

Centaurea cyanus    Batchelor button,  Garden cornflower
non-native
Annual herb

ASTERACEAE

Centaurea cyanus
2009 Neal Kramer
Centaurea cyanus
2011 Louis-M. Landry
Centaurea cyanus
2011 Louis-M. Landry

Clarkia rubicunda    Farewell to spring,  Reddened clarkia,  Ruby chalice clarkia
native
Annual herb

ONAGRACEAE

Clarkia rubicunda
2018 Michael Mitchell
Clarkia rubicunda
2019 Stacie Wolny
Clarkia rubicunda
2019 Amy Rapport

Eriophyllum staechadifolium    Lizard tail,  Seaside golden yarrow,  Seaside woolly sunflower
native
Perennial herb

ASTERACEAE

Eriophyllum staechadifolium
2013 James Gonsman
Eriophyllum staechadifolium
2016 Andrew Longman
Eriophyllum staechadifolium
2019 Mary Conway

Kickxia elatine    Sharp leaved fluellin,  Sharp point fluellin,  Sharpleaf cancerwort
non-native
Perennial herb

PLANTAGINACEAE

Kickxia elatine
2008 Keir Morse
Kickxia elatine
2005 Michael Charters
Kickxia elatine
2008 Keir Morse

Madia sativa    Chile tarweed,  Coast tarweed,  Coastal tarweed
native
Annual herb

ASTERACEAE

Madia sativa
2013 Ron Vanderhoff
Madia sativa
2008 Keir Morse
Madia sativa
2011 Neal Kramer

Phalaris paradoxa    Hood canarygrass
non-native
Annual grass

POACEAE

Phalaris paradoxa
2004 Carol W. Witham
Phalaris paradoxa
2007 Luigi Rignanese
Phalaris paradoxa
2007 Luigi Rignanese

Pickeringia montana var. montana    Montana chaparral pea
native
Shrub

FABACEAE

Pickeringia montana var. montana
2018 Adam Chasey
Pickeringia montana var. montana
2015 James Gonsman
Pickeringia montana var. montana
2011 Neal Kramer

Rosa californica    California wild rose,  California wildrose
native
Shrub

ROSACEAE

Rosa californica
2018 Ron Vanderhoff
Rosa californica
2018 Ron Vanderhoff
Rosa californica
2018 Ron Vanderhoff

Rumex conglomeratus    Clustered dock,  Green dock
non-native
Perennial herb

POLYGONACEAE

Rumex conglomeratus
2013 Robert Steers/NPS
Rumex conglomeratus
2010 Phil Pullen
Rumex conglomeratus
2008 Keir Morse

Sidalcea malviflora ssp. malviflora    Checker mallow,  Dwarf checkerbloom
native
Perennial herb (rhizomatous)

MALVACEAE

Sidalcea malviflora ssp. malviflora
2015 James Gonsman
Sidalcea malviflora ssp. malviflora
2015 Richard Chasey
Sidalcea malviflora ssp. malviflora
2017 James Gonsman

Torilis arvensis    Field hedge parsley,  Spreading hedgeparsley
invasive non-native
Annual herb

APIACEAE

Torilis arvensis
2019 Ron Vanderhoff
Torilis arvensis
2018 Gary McDonald
Torilis arvensis
2018 Lindsey Hack

Cyperus eragrostis    Tall cyperus,  Tall flatsedge
native
Perennial grasslike herb

CYPERACEAE

Cyperus eragrostis
2017 Gary McDonald
Cyperus eragrostis
2017 Gary McDonald
Cyperus eragrostis
2012 Neal Kramer

Erigeron foliosus var. foliosus    Leafy fleabane,  Thread stemmed fleabane
native
Perennial herb, Shrub

ASTERACEAE

Erigeron foliosus var. foliosus
2011 Dean Wm. Taylor, Ph.D.
Erigeron foliosus var. foliosus
2007 Neal Kramer
Erigeron foliosus var. foliosus
2014 Steve Matson

Festuca perennis    Italian rye grass
invasive non-native
Annual, Perennial grass

POACEAE

Festuca perennis
2004 Carol W. Witham
Festuca perennis
2018 MCOSD EDRR
Festuca perennis
2003 James B. Gratiot

Foeniculum vulgare    Biscuit root,  Sweet fennel
invasive non-native
Perennial herb

APIACEAE

Foeniculum vulgare
2019 Nicole Leatherman
Foeniculum vulgare
2019 Ron Vanderhoff
Foeniculum vulgare
2019 Matt Weston

Lactuca serriola    Prickly lettuce,  Prickly wild lettuce
invasive non-native
Annual herb

ASTERACEAE

Lactuca serriola
2017 Gary McDonald
Lactuca serriola
2014 Neal Kramer
Lactuca serriola
2006 Jennifer Naegele

Lathyrus latifolius    Everlasting pea,  Perennial pea,  Perennial sweet pea
non-native
Perennial herb

FABACEAE

Lathyrus latifolius
2019 Julie Kierstead Nelson
Lathyrus latifolius
2008 Keir Morse
Lathyrus latifolius
2005 Dr. Amadej Trnkoczy

Matricaria discoidea    Pineapple weed
native
Annual herb

ASTERACEAE

Matricaria discoidea
2019 Diane Etchison
Matricaria discoidea
2019 Chico Hiking Association
Matricaria discoidea
2008 Thomas Stoughton

Nasturtium officinale    Watercress
native
Perennial herb (aquatic)

BRASSICACEAE

Nasturtium officinale
2019 Patrick Furtado
Nasturtium officinale
2016 Joan Hampton
Nasturtium officinale
2019 Diane Etchison

Navarretia squarrosa    Skunkbush,  Skunkweed
native
Annual herb

POLEMONIACEAE

Navarretia squarrosa
2019 Marisa Persaud
Navarretia squarrosa
2019 Patrick Furtado
Navarretia squarrosa
2007 Neal Kramer

Rumex pulcher    Fiddle dock
non-native
Perennial herb

POLYGONACEAE

Rumex pulcher
2008 Margo Bors
Rumex pulcher
2015 John Doyen
Rumex pulcher
2008 Margo Bors

Urtica dioica ssp. gracilis    American stinging nettle,  California nettle
native
Perennial herb

URTICACEAE

Urtica dioica ssp. gracilis
2009 Margo Bors
Urtica dioica ssp. gracilis
2009 Margo Bors
Urtica dioica ssp. gracilis
2007 Matt Below

native
Perennial herb

VERBENACEAE

Verbena lasiostachys var. scabrida
2009 Keir Morse
Verbena lasiostachys var. scabrida
2007 Neal Kramer
Verbena lasiostachys var. scabrida
2018 Julian Geoghegan

Aquilegia eximia    Serpentine columbine,  Sticky columbine,  Van houtte's columbine
native
Perennial herb

RANUNCULACEAE

Aquilegia eximia
2018 Stacie Wolny
Aquilegia eximia
2010 Tony Morosco
Aquilegia eximia
2018 Stacie Wolny

Artemisia douglasiana    California mugwort,  Douglas' sagewort
native
Perennial herb

ASTERACEAE

Artemisia douglasiana
2018 Stacie Wolny
Artemisia douglasiana
2017 Alison Sheehey
Artemisia douglasiana
2016 Glen Schneider

Cirsium fontinale var. fontinale    Fountain thistle
native
Perennial herb

ASTERACEAE

Cirsium fontinale var. fontinale
2007 Toni Corelli
Cirsium fontinale var. fontinale
2011 Scott Cox
Cirsium fontinale var. fontinale
2010 Neal Kramer

Pseudognaphalium stramineum    Cottonbatting plant
native
Perennial herb

ASTERACEAE

Pseudognaphalium stramineum
2017 Diane Etchison
Pseudognaphalium stramineum
2019 Patrick Furtado
Pseudognaphalium stramineum
2018 Cynthia Powell

Solanum furcatum    Forked nightshade
non-native
Perennial herb, Shrub

SOLANACEAE

Solanum furcatum
2012 Eric Wrubel, NPS
Solanum furcatum
2012 Eric Wrubel, NPS
Solanum furcatum
2013 Toni Corelli

Polygonum aviculare ssp. depressum    Prostrate knotweed
non-native
Annual, Perennial herb

POLYGONACEAE

Polygonum aviculare ssp. depressum
2016 Barbara Boethling
Polygonum aviculare ssp. depressum
2009 Barry Breckling
Polygonum aviculare ssp. depressum
2014 Richard Chasey

Castilleja affinis ssp. affinis    Coast indian paintbrush,  Wight's indian paint brush
native
Perennial herb

OROBANCHACEAE

Castilleja affinis ssp. affinis
2017 James Gonsman
Castilleja affinis ssp. affinis
2018 Ron Vanderhoff
Castilleja affinis ssp. affinis
2006 Steve Matson

native
Annual herb

PLANTAGINACEAE

Antirrhinum vexillocalyculatum ssp. vexillocalyculatum
2008 Neal Kramer
Antirrhinum vexillocalyculatum ssp. vexillocalyculatum
2007 Aaron Schusteff
Antirrhinum vexillocalyculatum ssp. vexillocalyculatum
2007 Neal Kramer

Elymus triticoides    Beardless wild rye
native
Perennial grass

POACEAE

Elymus triticoides
2018 Rachelle Gray
Elymus triticoides
2018 Rachelle Gray
Elymus triticoides
2018 Ron Vanderhoff

Heracleum maximum    Common cowparsnip
native
Perennial herb

APIACEAE

Heracleum maximum
2008 Neal Kramer
Heracleum maximum
2018 Julie Kierstead Nelson
Heracleum maximum
2018 Julie Kierstead Nelson

Hordeum brachyantherum    Meadow barley
native
Perennial grass

POACEAE

Hordeum brachyantherum
2004 Steve Matson
Hordeum brachyantherum
2010 Keir Morse
Hordeum brachyantherum
2010 Rebecca Wenk

Iris foetidissima    Stinking iris
non-native
Perennial herb

IRIDACEAE

Iris foetidissima
2010 Phil Pullen
Iris foetidissima
2015 Robert Sikora
Iris foetidissima
2015 Robert Sikora

native
Perennial herb

LILIACEAE

Lilium pardalinum ssp. pardalinum
2014 John Doyen
Lilium pardalinum ssp. pardalinum
2018 Robert Barnard
Lilium pardalinum ssp. pardalinum
2018 Sierra Pacific Industries

Morella californica    California wax myrtle
native
Shrub

MYRICACEAE

Morella californica
2008 Neal Kramer
Morella californica
2018 Brian Charles
Morella californica
2014 Zoya Akulova

Piperia transversa    Mountain piperia,  Royal rein orchid
native
Perennial herb

ORCHIDACEAE

Piperia transversa
2015 jamie smith
Piperia transversa
2019 Jonathan Lee
Piperia transversa
2018 Ken Hickman

native
Tree, Shrub

ROSACEAE

Adenostoma fasciculatum var. fasciculatum
2014 James Gonsman
Adenostoma fasciculatum var. fasciculatum
2019 Gary McDonald
Adenostoma fasciculatum var. fasciculatum
2018 Ron Vanderhoff

Angelica tomentosa    Woolly angelica
native
Perennial herb

APIACEAE

Angelica tomentosa
2017 MCOSD EDRR
Angelica tomentosa
2004 Doreen L. Smith
Angelica tomentosa
2017 MCOSD EDRR

Epilobium densiflorum    Dense boisduvalia,  Dense flowered boisduvalia,  Dense flowered spike primrose
native
Annual herb

ONAGRACEAE

Epilobium densiflorum
2013 Debra L. Cook
Epilobium densiflorum
2009 Ron Wolf
Epilobium densiflorum
2015 Neal Kramer

Erigeron bonariensis    Flax-leaved horseweed
non-native
Annual herb

ASTERACEAE

Erigeron bonariensis
2007 Luigi Rignanese
Erigeron bonariensis
2008 Jorg Fleige
Erigeron bonariensis
2009 Neal Kramer

Eriogonum fasciculatum var. foliolosum    California buckwheat,  Eastern mojave buckwheat,  Red topped buckwheat
native
Shrub

POLYGONACEAE

Eriogonum fasciculatum var. foliolosum
2017 John Doyen
Eriogonum fasciculatum var. foliolosum
2009 Keir Morse
Eriogonum fasciculatum var. foliolosum
2017 John Doyen

Frangula californica ssp. tomentella    Hoary coffeeberry
native
Shrub

RHAMNACEAE

Frangula californica ssp. tomentella
2010 Barry Breckling
Frangula californica ssp. tomentella
2011 Barry Breckling
Frangula californica ssp. tomentella
2016 Ron Vanderhoff

Helenium puberulum    Rosilla,  Sneezeweed
native
Perennial herb

ASTERACEAE

Helenium puberulum
2019 Patrick Furtado
Helenium puberulum
2015 Stephen Rosenthal
Helenium puberulum
2018 Rachelle Gray

Heteromeles arbutifolia    Christmas berry,  Toyon
native
Shrub

ROSACEAE

Heteromeles arbutifolia
2017 Gary McDonald
Heteromeles arbutifolia
2017 Gary McDonald
Heteromeles arbutifolia
2004 George W. Hartwell

Holcus lanatus    Common velvetgrass,  Velvet grass,  Velvetgrass
invasive non-native
Perennial grass

POACEAE

Holcus lanatus
2019 Bill Haley
Holcus lanatus
2019 Bill Haley
Holcus lanatus
2019 Bill Haley

Juncus effusus ssp. pacificus    Pacific rush
native
Perennial grasslike herb

JUNCACEAE

Juncus effusus ssp. pacificus
2007 Neal Kramer
Juncus effusus ssp. pacificus
2008 Neal Kramer
Juncus effusus ssp. pacificus
2013 Robert Steers/NPS

Leucanthemum vulgare    Oxe eye daisy,  Oxeye daisy
invasive non-native
Perennial herb

ASTERACEAE

Leucanthemum vulgare
2005 Lisa Powers
Leucanthemum vulgare
Nick Kurzenko
Leucanthemum vulgare
2019 Julian Geoghegan

Medicago lupulina    Black medick
non-native
Annual, Perennial herb

FABACEAE

Medicago lupulina
2003 Michael Charters
Medicago lupulina
2009 Neal Kramer
Medicago lupulina
2011 Louis-M. Landry

Medicago sativa    Alfalfa
non-native
Perennial herb

FABACEAE

Medicago sativa
2003 Michael Charters
Medicago sativa
2005 Louis-M. Landry
Medicago sativa
2003 Michael Charters

Melica californica    California melicgrass
native
Perennial grass

POACEAE

Melica californica
2017 Neal Kramer
Melica californica
2011 Barry Breckling
Melica californica
2008 Zoya Akulova

native
Perennial herb

LAMIACEAE

Monardella villosa ssp. villosa
2012 Terrence Gosliner
Monardella villosa ssp. villosa
2019 Marisa Persaud
Monardella villosa ssp. villosa
2008 Jorg Fleige

Perideridia kelloggii    Kellogg's yampah,  Yampah
native
Perennial herb

APIACEAE

Perideridia kelloggii
2007 Neal Kramer
Perideridia kelloggii
2007 Neal Kramer
Perideridia kelloggii
2012 Neal Kramer

Pseudognaphalium ramosissimum    Pink cudweed
native
Biennial herb

ASTERACEAE

Pseudognaphalium ramosissimum
2018 Parker Santiago
Pseudognaphalium ramosissimum
2013 Neal Kramer
Pseudognaphalium ramosissimum
2013 Neal Kramer

Trifolium repens    White clover
non-native
Perennial herb

FABACEAE

Trifolium repens
2017 Gary McDonald
Trifolium repens
2007 Dr. Amadej Trnkoczy
Trifolium repens
2017 Gary McDonald

Trisetum canescens    Nodding oatgrass,  Nodding trisetum,  Tall trisetum
native
Perennial grass

POACEAE

Trisetum canescens
2009 Zoya Akulova
Trisetum canescens
2010 Robert Steers/NPS
Trisetum canescens
2017 MCOSD EDRR

Asclepias fascicularis    Mexican whorled milkweed,  Narrow leaf milkweed
native
Perennial herb

APOCYNACEAE

Asclepias fascicularis
2018 Ron Vanderhoff
Asclepias fascicularis
2017 Gary McDonald
Asclepias fascicularis
2019 Ron Vanderhoff

Cirsium vulgare    Bull thistle
invasive non-native
Perennial herb

ASTERACEAE

Cirsium vulgare
2005 Christopher L. Christie
Cirsium vulgare
2016 Erik Larsen
Cirsium vulgare
2019 Gustavo Vasquez

Epilobium ciliatum ssp. ciliatum    Fringed willowherb,  Northern willow herb,  Willow herb
native
Perennial herb

ONAGRACEAE

Epilobium ciliatum ssp. ciliatum
2017 Gary McDonald
Epilobium ciliatum ssp. ciliatum
2019 Ron Vanderhoff
Epilobium ciliatum ssp. ciliatum
2019 Gary McDonald

Erigeron canadensis    Canada horseweed
native
Annual herb

ASTERACEAE

Erigeron canadensis
2005 Luigi Rignanese
Erigeron canadensis
2018 Matthew Chaney
Erigeron canadensis
2016 John Doyen

Eriogonum nudum var. auriculatum    Naked buckwheat,  Nude buckwheat
native
Shrub

POLYGONACEAE

Eriogonum nudum var. auriculatum
2009 Keir Morse
Eriogonum nudum var. auriculatum
2009 Keir Morse
Eriogonum nudum var. auriculatum
2009 Keir Morse

Grindelia hirsutula    Gumweed,  Hairy gumweed
native
Perennial herb

ASTERACEAE

Grindelia hirsutula
2019 Laura Moon
Grindelia hirsutula
2015 Ken Lunders
Grindelia hirsutula
2008 Franco Folini

Madia elegans    Common madia
native
Annual herb

ASTERACEAE

Madia elegans
2017 Michelle Bosch
Madia elegans
2018 Amy Rapport
Madia elegans
2018 Julian Geoghegan

Mentha pulegium    Pennyroyal
invasive non-native
Perennial herb

LAMIACEAE

Mentha pulegium
2015 James Gonsman
Mentha pulegium
2010 National Park Service
Mentha pulegium
2014 James Gonsman

Rumex salicifolius    Willow dock,  Willow leaved dock
native
Perennial herb

POLYGONACEAE

Rumex salicifolius
2019 Diane Etchison
Rumex salicifolius
2019 Diane Etchison
Rumex salicifolius
2019 Diane Etchison

Baccharis glutinosa    Douglas' baccharis,  Salt marsh baccharis
native
Perennial herb

ASTERACEAE

Baccharis glutinosa
2010 Neal Kramer
Baccharis glutinosa
2008 Keir Morse
Baccharis glutinosa
2008 Zoya Akulova

Epilobium brachycarpum    Annual fireweed,  Autumn willowweed,  Panicled willow herb
native
Annual herb

ONAGRACEAE

Epilobium brachycarpum
2016 Ron Vanderhoff
Epilobium brachycarpum
2016 Keir Morse
Epilobium brachycarpum
2018 Ron Vanderhoff

Lessingia hololeuca    Woolly headed lessingia,  Woollyhead lessingia
native
Annual herb

ASTERACEAE

Lessingia hololeuca
2003 James B. Gratiot
Lessingia hololeuca
2010 Neal Kramer
Lessingia hololeuca
2010 Neal Kramer

Lupinus formosus var. formosus    Summer lupine,  Western lupine
native
Perennial herb

FABACEAE

Lupinus formosus var. formosus
2014 Neal Kramer
Lupinus formosus var. formosus
2014 Neal Kramer
Lupinus formosus var. formosus
2018 Zoya Akulova

native
Perennial herb

ASTERACEAE

Pseudognaphalium beneolens
2015 Debra L. Cook
Pseudognaphalium beneolens
2015 James Gonsman
Pseudognaphalium beneolens
2005 Keir Morse

Stachys pycnantha    Short spike hedge nettle,  Shortspike hedgenettle
native
Perennial herb

LAMIACEAE

Stachys pycnantha
2011 Neal Kramer
Stachys pycnantha
2004 David A. Tharp
Stachys pycnantha
2018 Julian Geoghegan

Helminthotheca echioides    Bristly ox-tongue
invasive non-native
Annual, Perennial herb

ASTERACEAE

Helminthotheca echioides
2016 Hayley Ross
Helminthotheca echioides
2019 Rachelle Gray
Helminthotheca echioides
2019 Rachelle Gray

Rumex obtusifolius    Bitter dock
non-native
Perennial herb

POLYGONACEAE

Rumex obtusifolius
2009 Vernon Smith
Rumex obtusifolius
2008 Louis-M. Landry
Rumex obtusifolius
2009 Vernon Smith

Cryptantha micromeres    Minute flowered cryptantha,  Pygmyflower cryptantha,  Small flowered cryptantha
native
Annual herb

BORAGINACEAE

Cryptantha micromeres
2009 Neal Kramer
Cryptantha micromeres
2011 Steve Matson
Cryptantha micromeres
2009 Neal Kramer

Eryngium aristulatum var. aristulatum    California eryngo,  Jepson's button celery
native
Perennial herb

APIACEAE

Eryngium aristulatum var. aristulatum
2012 Neal Kramer
Eryngium aristulatum var. aristulatum
2012 Neal Kramer
Eryngium aristulatum var. aristulatum
2016 Zoya Akulova

Cichorium intybus    Chicory
non-native
Perennial herb

ASTERACEAE

Cichorium intybus
2019 Diane Etchison
Cichorium intybus
2015 Debra L. Cook
Cichorium intybus
2019 Chico Hiking Association

Cordylanthus rigidus ssp. rigidus    Rigid bird's beak,  Stiffbranch bird's beak
native
Annual herb

OROBANCHACEAE

Cordylanthus rigidus ssp. rigidus
2009 Keir Morse
Cordylanthus rigidus ssp. rigidus
2013 Neal Kramer
Cordylanthus rigidus ssp. rigidus
2019 R.A. Chasey

Eleocharis acicularis var. acicularis    Needle spike rush,  Needle spikerush
native
Perennial grasslike herb

CYPERACEAE

Eleocharis acicularis var. acicularis
2004 Carol W. Witham
Eleocharis acicularis var. acicularis
2013 Jake Ruygt
Eleocharis acicularis var. acicularis
2015 Keir Morse

Erigeron petrophilus var. petrophilus    Cliff fleabane,  Rockloving erigeron
native
Perennial herb

ASTERACEAE

Erigeron petrophilus var. petrophilus
2008 Keir Morse
Erigeron petrophilus var. petrophilus
2019 Hunter Breck
Erigeron petrophilus var. petrophilus
2019 Peter Warner

Symphyotrichum chilense    California aster,  Pacific aster
native
Perennial herb

ASTERACEAE

Symphyotrichum chilense
2018 Stacie Wolny
Symphyotrichum chilense
2018 Stacie Wolny
Symphyotrichum chilense
2018 Stacie Wolny

Veronica americana    American brooklime,  American speedwell,  Brooklime
native
Perennial herb

PLANTAGINACEAE

Veronica americana
2014 Steven Perry
Veronica americana
2014 Jim Moore
Veronica americana
2009 Keir Morse

Cordylanthus pilosus ssp. pilosus    Hairy bird's beak
native
Annual herb

OROBANCHACEAE

Cordylanthus pilosus ssp. pilosus
2011 Jorg & Mimi Fleige
Cordylanthus pilosus ssp. pilosus
2015 John Doyen
Cordylanthus pilosus ssp. pilosus
2015 John Doyen

Eriogonum luteolum var. luteolum    Golden buckwheat,  Goldencarpet buckwheat
native
Annual herb

POLYGONACEAE

Eriogonum luteolum var. luteolum
2001 James B. Gratiot
Eriogonum luteolum var. luteolum
2001 James B. Gratiot
Eriogonum luteolum var. luteolum
2015 Vernon Smith

Helianthus californicus    California sunflower
native
Perennial herb

ASTERACEAE

Helianthus californicus
2010 Barry Breckling
Helianthus californicus
2010 Barry Breckling
Helianthus californicus
2011 Neal Kramer

Eurybia radulina    Roughleaf aster
native
Perennial herb

ASTERACEAE

Eurybia radulina
2008 Keir Morse
Eurybia radulina
2008 Keir Morse
Eurybia radulina
2019 R.A. Chasey

Lactuca saligna    Narrow leaved wild lettuce,  Willow lettuce,  Willowleaf lettuce
non-native
Annual herb

ASTERACEAE

Lactuca saligna
2019 David popp
Lactuca saligna
2012 Vernon Smith
Lactuca saligna
2008 Jorg Fleige

Piperia elegans ssp. elegans    Elegant piperia
native
Perennial herb

ORCHIDACEAE

Piperia elegans ssp. elegans
2018 Saskia Raether
Piperia elegans ssp. elegans
2019 Rebecca Reynolds
Piperia elegans ssp. elegans
2017 Nicole Mercier

Solidago velutina ssp. californica    California goldenrod,  Oreja de liebre
native
Perennial herb

ASTERACEAE

Solidago velutina ssp. californica
2018 Rebecca Schoenenberger
Solidago velutina ssp. californica
2017 Hilary Mills
Solidago velutina ssp. californica
2017 Hilary Mills

Stephanomeria virgata ssp. virgata    Rod wirelettuce,  Tall milk aster,  Virgate stephanomeria
native
Annual herb

ASTERACEAE

Stephanomeria virgata ssp. virgata
2008 Keir Morse
Stephanomeria virgata ssp. virgata
2008 Keir Morse
Stephanomeria virgata ssp. virgata
2007 Neal Kramer

Kickxia spuria    Fluellin,  Roundleaf cancerwort
non-native
Perennial herb

PLANTAGINACEAE

Kickxia spuria
2002 Tony Morosco
Kickxia spuria
2013 Neal Kramer
Kickxia spuria
2013 Zoya Akulova

Amaryllis belladonna    Belladonna lily
non-native
Perennial herb

AMARYLLIDACEAE

Amaryllis belladonna
2003 Charles E. Jones
Amaryllis belladonna
2016 Camille Nowell
Amaryllis belladonna
2008 Dr. Mark S. Brunell

Euthamia occidentalis    Western flat topped goldenrod,  Western goldenrod,  Western goldentop
native
Perennial herb

ASTERACEAE

Euthamia occidentalis
2012 Ron Vanderhoff
Euthamia occidentalis
2018 Ron Vanderhoff
Euthamia occidentalis
2008 Jennifer Buck

Hemizonia congesta ssp. luzulifolia    Hayfield tarweed,  Woodrush tarweed
native
Annual herb

ASTERACEAE

Hemizonia congesta ssp. luzulifolia
2009 Barry Breckling
Hemizonia congesta ssp. luzulifolia
2007 Neal Kramer
Hemizonia congesta ssp. luzulifolia
2016 R. Adam Chasey

Dittrichia graveolens    Stinkwort
invasive non-native
Annual herb

ASTERACEAE

Dittrichia graveolens
2008 Keir Morse
Dittrichia graveolens
2019 Andy Jones
Dittrichia graveolens
2017 Ron Vanderhoff

Sequoia sempervirens    Coast redwood
native
Tree

CUPRESSACEAE

Sequoia sempervirens
Gerald and Buff Corsi 1999 California Academy of Sciences
Sequoia sempervirens
2019 Patrick Furtado
Sequoia sempervirens
2019 Patrick Furtado

native
Shrub

ASTERACEAE

Baccharis pilularis ssp. consanguinea
© 2014 Neal Kramer
Baccharis pilularis ssp. consanguinea
2015 Keir Morse
Baccharis pilularis ssp. consanguinea
2018 Ron Vanderhoff

Eucalyptus globulus    Blue gum,  Tasmanian bluegum
invasive non-native
Tree

MYRTACEAE

Eucalyptus globulus
2005 Robert E. Preston, Ph.D.
Eucalyptus globulus
2008 Neal Kramer
Eucalyptus globulus
2017 Zoya Akulova

Delairea odorata    Cape ivy
invasive non-native
Perennial herb

ASTERACEAE

Delairea odorata
2019 Ron Vanderhoff
Delairea odorata
2019 Ron Vanderhoff
Delairea odorata
2019 Ron Vanderhoff

Parietaria judaica    Spreading pellitory
non-native
Perennial herb

URTICACEAE

Parietaria judaica
2008 Neal Kramer
Parietaria judaica
2010 Tommaso Sitzia
Parietaria judaica
2010 Susan Schwartz

Garrya elliptica    Coast silk tassel,  Coast silktassel,  Silk tassel bush or quinine bush
native
Tree, Shrub

GARRYACEAE

Garrya elliptica
2009 Aaron Schusteff
Garrya elliptica
2007 Neal Kramer
Garrya elliptica
2014 Neal Kramer

native
Shrub (parasitic)

VISCACEAE

Phoradendron serotinum ssp. tomentosum
2013 Jorg & Mimi Fleige
Phoradendron serotinum ssp. tomentosum
2019 Ron Vanderhoff
Phoradendron serotinum ssp. tomentosum
2008 Neal Kramer

Ribes malvaceum var. malvaceum    Chaparral currant
native
Shrub

GROSSULARIACEAE

Ribes malvaceum var. malvaceum
2009 Barry Breckling
Ribes malvaceum var. malvaceum
2004 Charles E. Jones
Ribes malvaceum var. malvaceum
2004 Charles E. Jones

Oxalis pes-caprae    Bermuda buttercup,  Sourgrass
invasive non-native
Perennial herb

OXALIDACEAE

Oxalis pes-caprae
2019 Gary McDonald
Oxalis pes-caprae
2019 Randy Huey
Oxalis pes-caprae
2018 Ron Vanderhoff