logo Calflora Illustrated Plant List 

Edgewood County Park
San Mateo County

San Mateo County

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

Record Detail Nearby Surveys What Grows Here?
529 PLANTS
Abelia Xgrandiflora    Glossy abelia
non-native
Perennial herb

CAPRIFOLIACEAE

Abelia Xgrandiflora
2022 Andy Ford
Abelia Xgrandiflora
2008 Forest & Kim Starr
Abelia Xgrandiflora
2014 Richard Chasey

Adiantum jordanii    Adiantum,  maiden hair fern
native
Fern

PTERIDACEAE

Adiantum jordanii
2022 BOB CASE
Adiantum jordanii
2019 Ron Vanderhoff
Adiantum jordanii
2019 Susan McDougall

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

CYPERACEAE

Carex serratodens
2021 Cynthia Powell
Carex serratodens
2009 Neal Kramer
Carex serratodens
2019 Steve Matson

Carex subbracteata    Small bract sedge
native
Perennial grasslike herb

CYPERACEAE

Carex subbracteata
2012 Jake Ruygt
Carex subbracteata
2003 Steve Matson
Carex subbracteata
2021 John Rawlings

Croton setigerus    Turkey-mullein
native
Annual herb

EUPHORBIACEAE

Croton setigerus
2018 Rachelle Gray
Croton setigerus
2011 Steve Matson
Croton setigerus
2011 Steve Matson

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

DRYOPTERIDACEAE

Dryopteris arguta
2022 David Strauch
Dryopteris arguta
2004 Brent Miller
Dryopteris arguta
2019 Rebecca Crowe

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

CYPERACEAE

Eleocharis montevidensis
2003 Steve Matson
Eleocharis montevidensis
2019 Ken Hickman
Eleocharis montevidensis
2020 John Rawlings

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

EQUISETACEAE

Equisetum telmateia ssp. braunii
2011 Toni Corelli
Equisetum telmateia ssp. braunii
2021 Bryant Baker
Equisetum telmateia ssp. braunii
2021 Bryant Baker

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

Hesperocyparis macrocarpa    Monterey cypress
native
Tree

CUPRESSACEAE

Hesperocyparis macrocarpa
2019 Patrick Furtado
Hesperocyparis macrocarpa
2009 Keir Morse
Hesperocyparis macrocarpa
2021 Cynthia Powell

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
2022 R.A. Chasey
Juncus patens
2022 R.A. Chasey
Juncus patens
2008 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
2016 Ron Vanderhoff
Narcissus tazetta
2022 Ramona Robison
Narcissus tazetta
2020 Diana Wahl

Pellaea andromedifolia    Coffee cliffbrake,  Coffee fern
native
Fern

PTERIDACEAE

Pellaea andromedifolia
2020 Diane Etchison
Pellaea andromedifolia
2021 Steve Matson
Pellaea andromedifolia
2021 Mike Russler

native
Fern

PTERIDACEAE

Pentagramma triangularis ssp. triangularis
2019 Ron Vanderhoff
Pentagramma triangularis ssp. triangularis
2008 Keir Morse
Pentagramma triangularis ssp. triangularis
2014 James Gonsman

Phacelia imbricata ssp. imbricata    Imbricate Phacelia
native
Annual herb

HYDROPHYLLACEAE

Phacelia imbricata ssp. imbricata
2012 Neal Kramer
Phacelia imbricata ssp. imbricata
2012 Genevieve K. Walden
Phacelia imbricata ssp. imbricata
2022 R.A. Chasey

Pinus pinea    Italian stone pine
non-native
Tree

PINACEAE

Pinus pinea
2018 Michael Mitchell
Pinus pinea
2020 Diana Wahl
Pinus pinea
2015 Chris Jaster

non-native
Annual herb

CARYOPHYLLACEAE

Polycarpon tetraphyllum var. tetraphyllum
2013 Jean Pawek
Polycarpon tetraphyllum var. tetraphyllum
2022 Donald Burk
Polycarpon tetraphyllum var. tetraphyllum
2013 Jean Pawek

Polypodium californicum    California polypody
native
Fern

POLYPODIACEAE

Polypodium californicum
2020 Ron Vanderhoff
Polypodium californicum
2021 Ron Vanderhoff
Polypodium californicum
2022 Suzanne L. Weakley

Polystichum munitum    Western sword fern,  Western swordfern
native
Fern

DRYOPTERIDACEAE

Polystichum munitum
2021 Julie A. Kierstead
Polystichum munitum
2022 Jerry Murray
Polystichum munitum
2011 Toni Corelli

Zeltnera muhlenbergii   


Pinus radiata    Monterey pine
native
Tree

PINACEAE

Pinus radiata
2011 Toni Corelli
Pinus radiata
2012 Michael Mitchell
Pinus radiata
2012 Michael Mitchell

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

FABACEAE

Trifolium subterraneum
2008 Jennifer Buck
Trifolium subterraneum
2008 Neal Kramer
Trifolium subterraneum
2015 Chris Jaster

Arctostaphylos crustacea ssp. crustacea    Brittle leaf manzanita
native
Shrub

ERICACEAE

Arctostaphylos crustacea ssp. crustacea
2020 Mike Russler
Arctostaphylos crustacea ssp. crustacea
2019 Susan McDougall
Arctostaphylos crustacea ssp. crustacea
2016 Adam Chasey

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
rare native
Shrub

ERICACEAE

Arctostaphylos regismontana
2020 David Greenberger
Arctostaphylos regismontana
2020 R.A. Chasey
Arctostaphylos regismontana
2020 David Greenberger

Frangula californica ssp. tomentella    Hoary coffeeberry
native
Shrub

RHAMNACEAE

Frangula californica ssp. tomentella
2020 R.A. Chasey
Frangula californica ssp. tomentella
2016 Ron Vanderhoff
Frangula californica ssp. tomentella
2011 Barry Breckling

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

OROBANCHACEAE

Pedicularis densiflora
2015 Dee Warenycia
Pedicularis densiflora
2019 Jason Mills
Pedicularis densiflora
2017 Joshua Borkowski

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

APOCYNACEAE

Vinca major
2020 Julia Markey
Vinca major
2020 Julie A. Kierstead
Vinca major
2021 Ron Vanderhoff

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

CARYOPHYLLACEAE

Silene gallica
2019 Mary Wloch
Silene gallica
2019 Gary McDonald
Silene gallica
2019 Mary Wloch

Solanum umbelliferum    Blue witch nightshade,  Bluewitch nightshade
native
Shrub

SOLANACEAE

Solanum umbelliferum
2022 Mike Russler
Solanum umbelliferum
2020 Ron Vanderhoff
Solanum umbelliferum
2018 Suzanne L. Weakley

Kniphofia uvaria    Redhot poker
invasive non-native
Perennial herb

ASPHODELACEAE

Kniphofia uvaria
2022 Michael Mitchell
Kniphofia uvaria
2021 Avis Boutell
Kniphofia uvaria
2013 Michael Mitchell

Pseudognaphalium californicum    Ladies' tobacco
native
Annual, Perennial herb

ASTERACEAE

Pseudognaphalium californicum
2019 Gary McDonald
Pseudognaphalium californicum
2020 Steven M Norris
Pseudognaphalium californicum
2021 Ron Vanderhoff

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

BRASSICACEAE

Capsella bursa-pastoris
2008 Steve Matson
Capsella bursa-pastoris
2019 Cynthia Powell
Capsella bursa-pastoris
2022 Doug Allshouse

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
2021 Mike Russler
Heterotheca grandiflora
2021 Mike Russler
Heterotheca grandiflora
2021 Mike Russler

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
2022 Ron Vanderhoff

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
2022 David Strauch

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

ASTERACEAE

Senecio vulgaris
2017 Barbara Boethling
Senecio vulgaris
2019 Ron Vanderhoff
Senecio vulgaris
2021 Toni Corelli

Solanum douglasii    Douglas' nightshade,  Greenspot nightshade
native
Perennial herb

SOLANACEAE

Solanum douglasii
2022 Ken Lunders
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
2008 Gary McDonald

Acacia melanoxylon    Blackwood acacia
invasive non-native
Tree

FABACEAE

Acacia melanoxylon
2022 Julian Geoghegan
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
2010 Neal Kramer

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

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

BRASSICACEAE

Cardamine oligosperma
2008 Steve Matson
Cardamine oligosperma
2013 Emily Wong
Cardamine oligosperma
2013 Ron Wolf

Danthonia californica    California oatgrass
native
Perennial grass

POACEAE

Danthonia californica
2020 Sara Timby
Danthonia californica
2007 Steve Matson
Danthonia californica
2022 Justin Luong

Lomatium macrocarpum    Bigseed biscuitroot,  Large fruited lomatium
native
Perennial herb

APIACEAE

Lomatium macrocarpum
2018 Gary McDonald
Lomatium macrocarpum
2021 John Game
Lomatium macrocarpum
2018 Gary McDonald

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

POACEAE

Melica imperfecta
2020 Ron Vanderhoff
Melica imperfecta
2021 Ron Vanderhoff
Melica imperfecta
2020 Ron Vanderhoff

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

POACEAE

Phalaris aquatica
2017 James Bailey
Phalaris aquatica
2019 Nicole Leatherman
Phalaris aquatica
2001 CDFA

Prunus subcordata    Klamath plum,  Sierra plum
native
Tree, Shrub

ROSACEAE

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

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

FAGACEAE

Quercus agrifolia var. agrifolia
2022 Ron Vanderhoff
Quercus agrifolia var. agrifolia
2022 Ron Vanderhoff
Quercus agrifolia var. agrifolia
2022 R.A. Chasey

Quercus berberidifolia    Inland scrub oak
native
Tree

FAGACEAE

Quercus berberidifolia
2021 Ron Vanderhoff
Quercus berberidifolia
2020 Cynthia Keiser
Quercus berberidifolia
2019 Susan McDougall

Quercus lobata    California white oak,  Valley oak
native
Tree

FAGACEAE

Quercus lobata
2019 James Gonsman
Quercus lobata
2020 Charles Russell
Quercus lobata
2020 David Krause

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

GROSSULARIACEAE

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

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

ASTERACEAE

Taraxacum officinale
2021 Ron Vanderhoff
Taraxacum officinale
2019 Diane Etchison
Taraxacum officinale
2021 Ron Vanderhoff

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
2022 Lenihan Mazur
Triticum aestivum
2021 Julian Geoghegan
Triticum aestivum
2021 John Rawlings

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

FABACEAE

Vicia sativa ssp. nigra
2020 Ken Lunders
Vicia sativa ssp. nigra
2020 Ron Vanderhoff
Vicia sativa ssp. nigra
2020 Ron Vanderhoff

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
2019 Matt Berger

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

FABACEAE

Acacia baileyana
2002 Dean Wm. Taylor
Acacia baileyana
2004 Brent Miller
Acacia baileyana
2016 Zoya Akulova

Acacia dealbata    Silver wattle
invasive non-native
Tree, Shrub

FABACEAE

Acacia dealbata
2020 Randy Huey
Acacia dealbata
2022 Erin Jackson
Acacia dealbata
2019 Randy Huey

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

ROSACEAE

Aphanes occidentalis
2019 Ron Vanderhoff
Aphanes occidentalis
2017 Ron Vanderhoff
Aphanes occidentalis
2020 R.A. Chasey

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

BRASSICACEAE

Barbarea orthoceras
2015 James Gonsman
Barbarea orthoceras
2019 Diane Etchison
Barbarea orthoceras
2020 Diane Etchison

Cardamine californica    California toothwort,  milkmaids
native
Perennial herb

BRASSICACEAE

Cardamine californica
2020 Barbara Peck
Cardamine californica
2018 Lynn Sweet
Cardamine californica
2019 Ron Vanderhoff

Ceanothus cuneatus var. cuneatus    Buck brush,  Buckbrush
native
Shrub

RHAMNACEAE

Ceanothus cuneatus var. cuneatus
2019 David Magney
Ceanothus cuneatus var. cuneatus
2014 Susan McDougall
Ceanothus cuneatus var. cuneatus
2009 Neal Kramer

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

THEMIDACEAE

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

Dodecatheon hendersonii    Mosquito bill
native
Perennial herb

PRIMULACEAE

Dodecatheon hendersonii
2020 BLM Redding Field Office
Dodecatheon hendersonii
2015 Susan McDougall
Dodecatheon hendersonii
2017 John Game

Festuca californica    California fescue
native
Perennial grass

POACEAE

Festuca californica
2019 Justin Luong
Festuca californica
2022 Justin Luong
Festuca californica
2012 Aaron Arthur

Fritillaria liliacea    Fragrant fritillary
rare native
Perennial herb (bulb)

LILIACEAE

Fritillaria liliacea
2021 Ken-ichi Ueda
Fritillaria liliacea
2015 Toni Corelli
Fritillaria liliacea
2017 Steve Matson

Mimulus douglasii    Purple mouse ears
native
Annual herb

PHRYMACEAE

Mimulus douglasii
2020 John Game
Mimulus douglasii
2017 John Rawlings
Mimulus douglasii
2021 Mary Ann Machi

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

BORAGINACEAE

Plagiobothrys nothofulvus
2018 Karen Scheuermann
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
2018 David Greenberger
Prunus ilicifolia ssp. ilicifolia
2012 Gary McDonald
Prunus ilicifolia ssp. ilicifolia
2020 Ron Vanderhoff

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

APIACEAE

Sanicula crassicaulis
2020 Susan McDougall
Sanicula crassicaulis
2020 Ryan Carle
Sanicula crassicaulis
2020 R.A. Chasey

Taraxia ovata    Sun cup,  Goldeneggs
native
Perennial herb

ONAGRACEAE

Taraxia ovata
2021 Cynthia Powell
Taraxia ovata
2022 David Strauch
Taraxia ovata
2017 James Gonsman

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

BRASSICACEAE

Thysanocarpus curvipes
2020 Ron Vanderhoff
Thysanocarpus curvipes
2001 Jeff Abbas
Thysanocarpus curvipes
2018 Julie Kierstead Nelson

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

OROBANCHACEAE

Triphysaria eriantha ssp. eriantha
2021 Steve Matson
Triphysaria eriantha ssp. eriantha
2020 Susan McDougall
Triphysaria eriantha ssp. eriantha
2021 Steve Matson

Anagallis monelli    Flaxleaf pimpernel
non-native
Perennial herb

MYRSINACEAE

Anagallis monelli
2022 Richard Sullivan
Anagallis monelli
2022 John Doyen
Anagallis monelli
2022 John Doyen

Calandrinia menziesii    red maids,  Calandrinia
native
Annual herb

MONTIACEAE

Calandrinia menziesii
2020 Art Clark
Calandrinia menziesii
2020 Bob Sweatt
Calandrinia menziesii
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
2021 Steve Laymon

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

IRIDACEAE

Chasmanthe floribunda
2020 Ron Vanderhoff
Chasmanthe floribunda
2020 Ron Vanderhoff
Chasmanthe floribunda
2017 Ron Vanderhoff

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

MONTIACEAE

Claytonia exigua ssp. exigua
2021 Zoya Akulova-Barlow
Claytonia exigua ssp. exigua
2003 James B. Gratiot
Claytonia exigua ssp. exigua
2014 John Doyen

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

CRASSULACEAE

Crassula connata
2020 Ron Vanderhoff
Crassula connata
2019 Ron Vanderhoff
Crassula connata
2019 Ron Vanderhoff

Cynoglossum grande    Adelinia
native
Perennial herb

BORAGINACEAE

Cynoglossum grande
2019 Eliezer Margolis
Cynoglossum grande
2020 Pete Veilleux
Cynoglossum grande
2022 R.A. Chasey

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

GERANIACEAE

Erodium botrys
2014 Bryan Derr
Erodium botrys
2017 Gary McDonald
Erodium botrys
2015 Ken Lunders

Festuca myuros    Rattail sixweeks grass
invasive non-native
Annual grass

POACEAE

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

Lamarckia aurea    Goldentop grass
non-native
Annual grass

POACEAE

Lamarckia aurea
2017 B.J. Dion
Lamarckia aurea
2019 Ron Vanderhoff
Lamarckia aurea
2015 James Gonsman

Layia platyglossa    Coastal tidytips
native
Annual herb

ASTERACEAE

Layia platyglossa
2015 Amy Rapport
Layia platyglossa
2019 Jenna T. B. Ekwealor
Layia platyglossa
2017 Chris Mo

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

BRASSICACEAE

Lepidium nitidum
2020 Linda Pardy
Lepidium nitidum
2019 Gary McDonald
Lepidium nitidum
2016 Steve Matson

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
2018 Karen Scheuermann
Platystemon californicus
2020 Mitchell Coleman
Platystemon californicus
2019 Matt Berger

Ranunculus californicus    California buttercup
native
Perennial herb

RANUNCULACEAE

Ranunculus californicus
2019 Diane Etchison
Ranunculus californicus
2019 Diane Etchison
Ranunculus californicus
2020 Mitchell Coleman

Rubus ursinus    California blackberry,  Pacific blackberry
native
Vine, Shrub

ROSACEAE

Rubus ursinus
2018 Ken Lunders
Rubus ursinus
2019 Ron Vanderhoff
Rubus ursinus
2015 Kelli Kallenborn

Salix lasiolepis    Arroyo willow
native
Tree, Shrub

SALICACEAE

Salix lasiolepis
2017 Susan Kotelnicki
Salix lasiolepis
2012 Zoya Akulova
Salix lasiolepis
2016 Zoya Akulova

Sanicula laciniata    Coast sanicle,  Coastal blacksnakeroot
native
Perennial herb

APIACEAE

Sanicula laciniata
2022 Diane Renshaw
Sanicula laciniata
2022 R.A. Chasey
Sanicula laciniata
2018 Ken Hickman

Scrophularia californica    California bee plant,  California figwort
native
Perennial herb

SCROPHULARIACEAE

Scrophularia californica
2019 Aaron Echols
Scrophularia californica
2018 Stacie Wolny
Scrophularia californica
2022 Ken Lunders

Trifolium barbigerum    Bearded clover
native
Annual herb

FABACEAE

Trifolium barbigerum
2011 Dylan Neubauer
Trifolium barbigerum
2009 Neal Kramer
Trifolium barbigerum
2012 Al Keuter

Trifolium depauperatum var. truncatum    Dwarf sack clover
native
Annual herb

FABACEAE

Trifolium depauperatum var. truncatum
2021 Ron Vanderhoff
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
2019 Patrick Furtado
Veronica persica
2022 Bob Sweatt
Veronica persica
2022 Ron Vanderhoff

Amsinckia intermedia    Common fiddleneck
native
Annual herb

BORAGINACEAE

Amsinckia intermedia
2020 Matt Berger
Amsinckia intermedia
1982 Geoff Burleigh
Amsinckia intermedia
2019 Ron Vanderhoff

invasive non-native
Annual grass

POACEAE

Bromus madritensis ssp. rubens
2015 Chris Jaster
Bromus madritensis ssp. rubens
2015 jamie smith
Bromus madritensis ssp. rubens
2018 Gary McDonald

non-native
Annual herb

ASTERACEAE

Carduus pycnocephalus ssp. pycnocephalus
2020 Ron Vanderhoff
Carduus pycnocephalus ssp. pycnocephalus
2019 Gary McDonald
Carduus pycnocephalus ssp. pycnocephalus
2021 Ron Vanderhoff

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
2022 Steve Matson
Erodium cicutarium
2020 Julia Markey
Erodium cicutarium
2022 Steve Matson

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    Crete weed
non-native
Annual herb

ASTERACEAE

Hedypnois cretica
2012 Michael Perlmutter
Hedypnois cretica
2014 Ramona Robison
Hedypnois cretica
2017 Thomas Reyes

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

URTICACEAE

Hesperocnide tenella
2016 Ron Vanderhoff
Hesperocnide tenella
2022 Donald Burk
Hesperocnide tenella
2006 Steve Matson

Iris douglasiana    Douglas iris,  Douglas' iris
native
Perennial herb

IRIDACEAE

Iris douglasiana
2020 Susan McDougall
Iris douglasiana
2020 Susan McDougall
Iris douglasiana
2009 John W. Wall

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
2020 Chico Hiking Association
Microsteris gracilis
2003 Steve Matson
Microsteris gracilis
2003 Steve Matson

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
2020 Bob Sweatt
Trillium chloropetalum
2019 Susan McDougall
Trillium chloropetalum
2020 Bob Sweatt

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

GERANIACEAE

Geranium molle
2009 Bob Case
Geranium molle
2019 David Magney
Geranium molle
2018 Stacie Wolny

Monolopia major    Cupped monolopia
native
Annual herb

ASTERACEAE

Monolopia major
2019 Susan McDougall
Monolopia major
2019 Susan McDougall
Monolopia major
2022 Ryan O'Dell

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
2020 Dick Rawson
Pterostegia drymarioides
2018 Ron Vanderhoff
Pterostegia drymarioides
2020 Dick Rawson

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
2015 BOB CASE
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
2021 R.A. Chasey
Cuscuta californica var. californica
2021 Ron Vanderhoff
Cuscuta californica var. californica
2021 Ron Vanderhoff

Euphorbia peplus    Petty spurge
non-native
Annual herb

EUPHORBIACEAE

Euphorbia peplus
2006 Steve Matson
Euphorbia peplus
2022 Alice Cummings
Euphorbia peplus
2005 Luigi Rignanese

Eschscholzia californica    California poppy
native
Annual, Perennial herb

PAPAVERACEAE

Eschscholzia californica
2020 adam crisis
Eschscholzia californica
2009 Barry Rice
Eschscholzia californica
2020 Benjamin Gould

Stellaria media    Chickweed
non-native
Annual herb

CARYOPHYLLACEAE

Stellaria media
2018 Gary McDonald
Stellaria media
2018 Gary McDonald
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
2013 Debra L. Cook
Sonchus asper ssp. asper
2015 Robert Sikora
Sonchus asper ssp. asper
2022 Ron Vanderhoff

Acmispon wrangelianus    Chilean trefoil
native
Annual herb

FABACEAE

Acmispon wrangelianus
2021 Jamie Spielmann
Acmispon wrangelianus
2018 Gary McDonald
Acmispon wrangelianus
2022 Richard Sullivan

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
2020 Ron Vanderhoff
Apiastrum angustifolium
2020 Ron Vanderhoff
Apiastrum angustifolium
2020 Ron Vanderhoff

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
2009 Barry Breckling
Ceanothus oliganthus var. sorediatus
2019 Susan McDougall

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
2014 Michael Mitchell
Delphinium patens ssp. patens
2017 Adam Chasey
Delphinium patens ssp. patens
2022 Mary Conway

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
2021 Helen Hancock
Dodecatheon clevelandii ssp. patulum
2019 Mary Conway
Dodecatheon clevelandii ssp. patulum
2018 Mary Merriman

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

MORACEAE

Ficus carica
2014 Ramona Robison
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
2022 Ron Vanderhoff
Galium porrigens var. porrigens
2022 Ron Vanderhoff
Galium porrigens var. porrigens
2022 Ron Vanderhoff

Lomatium californicum    California lomatium,  Celery weed
native
Perennial herb

APIACEAE

Lomatium californicum
2022 R.A. Chasey
Lomatium californicum
2022 Richard Sullivan
Lomatium californicum
2021 Julie A. Kierstead

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

APIACEAE

Lomatium utriculatum
2019 Gary McDonald
Lomatium utriculatum
2020 Matt Berger
Lomatium utriculatum
2020 Matt Berger

Marah fabacea    California man-root
native
Perennial herb, Vine

CUCURBITACEAE

Marah fabacea
2018 Karen Scheuermann
Marah fabacea
2021 Cyril Guyot
Marah fabacea
2018 Gary McDonald

Micranthes californica    Greene's saxifrage
native
Perennial herb

SAXIFRAGACEAE

Micranthes californica
2020 Cara Wilcox
Micranthes californica
2016 Steve Matson
Micranthes californica
2016 Steve Matson

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

PLANTAGINACEAE

Plantago erecta
2021 Charles Russell
Plantago erecta
2022 Catherine Chang
Plantago erecta
2008 Margo Bors

Plectritis ciliosa    Long spurred plectritis,  Longspur seablush
native
Annual herb

VALERIANACEAE

Plectritis ciliosa
2021 David Wolfson
Plectritis ciliosa
2016 Bill Thiessen
Plectritis ciliosa
2009 Ron Vanderhoff

Sanicula bipinnata    Poison sanicle
native
Perennial herb

APIACEAE

Sanicula bipinnata
2021 Judy Schwartz
Sanicula bipinnata
2022 BOB CASE
Sanicula bipinnata
2017 David popp

Tetrapteron graciliflorum    Hill sun cup
native
Annual herb

ONAGRACEAE

Tetrapteron graciliflorum
2021 Charles Russell
Tetrapteron graciliflorum
2009 Keir Morse
Tetrapteron graciliflorum
2010 Richard Spjut

Agoseris grandiflora var. grandiflora    Giant mountain dandelion
native
Perennial herb

ASTERACEAE

Agoseris grandiflora var. grandiflora
2007 Gerald Carr
Agoseris grandiflora var. grandiflora
2007 Gerald Carr
Agoseris grandiflora var. grandiflora
2021 Emily Sluiman

Anthriscus caucalis    Bur chervil
non-native
Annual herb, Vine

APIACEAE

Anthriscus caucalis
2017 Diane Etchison
Anthriscus caucalis
2013 Toni Corelli
Anthriscus caucalis
2003 Michael Charters

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

RANUNCULACEAE

Aquilegia formosa
2022 Charles Russell
Aquilegia formosa
2022 Jerry Murray
Aquilegia formosa
2019 Diane Etchison

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

POACEAE

Briza maxima
2017 Gary McDonald
Briza maxima
2018 Bill Schmidt
Briza maxima
2017 Gary McDonald

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

OROBANCHACEAE

Castilleja attenuata
2018 Glen Schneider
Castilleja attenuata
2008 Steve Matson
Castilleja attenuata
2008 Steve Matson

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
2019 Verna Jigour
Castilleja densiflora ssp. densiflora
2022 Alice Cummings

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

PLANTAGINACEAE

Collinsia multicolor
2022 Janell Hillman
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
2020 Doug Allshouse
Cornus sericea ssp. sericea
2019 Richard Spjut
Cornus sericea ssp. sericea
2020 Bob Sweatt

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

BORAGINACEAE

Cryptantha flaccida
2020 Julie A. Kierstead
Cryptantha flaccida
2009 Neal Kramer
Cryptantha flaccida
2016 Steve Matson

Euphorbia spathulata    Reticulate seeded spurge,  Warty spurge
native
Annual herb

EUPHORBIACEAE

Euphorbia spathulata
2021 R.A. Chasey
Euphorbia spathulata
2014 Steve Matson
Euphorbia spathulata
2014 Steve Matson

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

LILIACEAE

Fritillaria affinis
2020 Karen Swift
Fritillaria affinis
2008 Steve Matson
Fritillaria affinis
2020 Karen Swift

Genista monspessulana    French broom
invasive non-native
Shrub

FABACEAE

Genista monspessulana
2019 Ron Vanderhoff
Genista monspessulana
2015 Barry Breckling
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
2009 Neal Kramer
Hordeum marinum ssp. gussoneanum
2021 Cynthia Powell

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
2015 Toni Corelli
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
2022 Charles Russell
Lathyrus vestitus var. vestitus
2020 James Gonsman

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

BRASSICACEAE

Lepidium strictum
2020 Julie A. Kierstead
Lepidium strictum
2008 Keir Morse
Lepidium strictum
2011 Zoya Akulova

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

SAXIFRAGACEAE

Lithophragma affine
2017 Bonnie Nickel
Lithophragma affine
2021 Yoriko Kishimoto
Lithophragma affine
2020 Mary Conway

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

APIACEAE

Lomatium caruifolium var. caruifolium
2014 Steve Matson
Lomatium caruifolium var. caruifolium
2022 Dianne Lake
Lomatium caruifolium var. caruifolium
2014 Steve Matson

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

BRASSICACEAE

Lunaria annua
2021 Lisa Berry
Lunaria annua
2021 Julie A. Kierstead
Lunaria annua
2021 Mike Russler

Lupinus affinis    Fleshy lupine
native
Annual herb

FABACEAE

Lupinus affinis
2019 Alice Cummings
Lupinus affinis
1992 Robert E. Preston, Ph.D.
Lupinus affinis
2013 Jake Ruygt

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

ASTERACEAE

Microseris douglasii ssp. douglasii
2022 Steve Laymon
Microseris douglasii ssp. douglasii
2019 John Rawlings
Microseris douglasii ssp. douglasii
2022 Mike Russler

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
2014 Arcangelo Wessells

Oemleria cerasiformis    Indian plum,  Oso berry
native
Shrub

ROSACEAE

Oemleria cerasiformis
2019 Julie A. Kierstead
Oemleria cerasiformis
2019 Stacie Wolny
Oemleria cerasiformis
2019 Patrick Furtado

Pectocarya pusilla    Little combseed,  Little pectocarya
native
Annual herb

BORAGINACEAE

Pectocarya pusilla
2020 Matt Berger
Pectocarya pusilla
2008 Steve Matson
Pectocarya pusilla
2008 Steve Matson

Pentachaeta bellidiflora    White rayed pentachaeta,  Whiteray pygmydaisy
rare 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
2020 Bob Sweatt
Plectritis macrocera
2020 Susan McDougall

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
2019 Susan McDougall
Quercus douglasii
2018 Gary McDonald
Quercus douglasii
2020 Charles Russell

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

RANUNCULACEAE

Ranunculus hebecarpus
2019 Ron Vanderhoff
Ranunculus hebecarpus
2022 Ron Vanderhoff
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
2009 Julie A. Kierstead

Sanicula bipinnatifida    Purple sanicle,  Snakeroot
native
Perennial herb

APIACEAE

Sanicula bipinnatifida
2019 Diane Etchison
Sanicula bipinnatifida
2018 Gary McDonald
Sanicula bipinnatifida
2020 Susan McDougall

Sisyrinchium bellum    Western blue eyed grass
native
Perennial herb

IRIDACEAE

Sisyrinchium bellum
2020 Mary Conway
Sisyrinchium bellum
2020 Benjamin Gould
Sisyrinchium bellum
2019 Stacie Wolny

Stipa lepida    Foothill needle grass
native
Perennial grass

POACEAE

Stipa lepida
2017 Gary McDonald
Stipa lepida
2016 Andrew Longman
Stipa lepida
2019 Angelique Herman

Stipa pulchra    Purple needle grass
native
Perennial grass

POACEAE

Stipa pulchra
2019 Michelle Karle
Stipa pulchra
2019 Ron Vanderhoff
Stipa pulchra
2018 Gary McDonald

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

MELANTHIACEAE

Toxicoscordion fremontii
2017 Kristin Sabo
Toxicoscordion fremontii
2014 Ron Wolf
Toxicoscordion fremontii
2019 Adam Chasey

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

OROBANCHACEAE

Triphysaria pusilla
2018 Steve Matson
Triphysaria pusilla
2018 Steve Matson
Triphysaria pusilla
2008 Aaron Schusteff

Uropappus lindleyi    Silver puffs,  Uropappus
native
Annual herb

ASTERACEAE

Uropappus lindleyi
2019 Zack Abbey
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
2020 Amy Rapport
Wyethia glabra
2019 Colleen Herr
Wyethia glabra
2018 MCOSD EDRR

Acmispon brachycarpus    Short podded lotus
native
Annual herb

FABACEAE

Acmispon brachycarpus
2005 Steve Matson
Acmispon brachycarpus
2005 Steve Matson
Acmispon brachycarpus
2018 Steve Matson

Acmispon parviflorus    Hill lotus
native
Annual herb

FABACEAE

Acmispon parviflorus
2019 Ron Vanderhoff
Acmispon parviflorus
2005 Steve Matson
Acmispon parviflorus
2005 Steve Matson

Arum italicum    Italian lords and ladies
non-native
Perennial herb

ARACEAE

Arum italicum
2022 Jenny Gossett
Arum italicum
2015 Dr. Amadej Trnkoczy
Arum italicum
2019 Joerg Lohse

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

FABACEAE

Astragalus gambelianus
2020 Ron Vanderhoff
Astragalus gambelianus
2019 Ron Vanderhoff
Astragalus gambelianus
2022 Mike Russler

Avena barbata    Slender oat,  Slim oat
invasive non-native
Annual 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
2020 David Greenberger
Castilleja exserta ssp. exserta
2022 Linnea vonAhn
Castilleja exserta ssp. exserta
2018 Gary McDonald

Caulanthus lasiophyllus    California mustard
native
Annual herb

BRASSICACEAE

Caulanthus lasiophyllus
2010 Steve Matson
Caulanthus lasiophyllus
2016 Steve Matson
Caulanthus lasiophyllus
2018 Gary McDonald

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
2021 Charles Russell
Collinsia sparsiflora var. sparsiflora
2021 Charles Russell

Helianthemum scoparium    Peak Rushrose
native
Shrub

CISTACEAE

Helianthemum scoparium
2020 Diane Etchison
Helianthemum scoparium
2020 Mary Conway
Helianthemum scoparium
2018 Debra L. Cook

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

ASTERACEAE

Hesperevax sparsiflora var. sparsiflora
2020 Stacie Wolny
Hesperevax sparsiflora var. sparsiflora
2020 R.A. Chasey
Hesperevax sparsiflora var. sparsiflora
2021 R.A. Chasey

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

ASTERACEAE

Hypochaeris glabra
2017 Gary McDonald
Hypochaeris glabra
2019 Gary McDonald
Hypochaeris glabra
2017 Gary McDonald

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

LAMIACEAE

Lepechinia calycina
2019 Stacie Wolny
Lepechinia calycina
2020 Amy Rapport
Lepechinia calycina
2020 Mary Conway

Leptosiphon ambiguus    Serpentine leptosiphon
rare native
Annual herb

POLEMONIACEAE

Leptosiphon ambiguus
2020 Joerg Lohse
Leptosiphon ambiguus
2019 Paul Hankamp
Leptosiphon ambiguus
2018 Elinor Gates

Leptosiphon androsaceus    False babystars
native
Annual herb

POLEMONIACEAE

Leptosiphon androsaceus
2010 Jeffrey Hapeman
Leptosiphon androsaceus
2020 R.A. Chasey
Leptosiphon androsaceus
2014 James Gonsman

Leptosiphon liniflorus    Narrowflower flaxflower
native
Annual herb

POLEMONIACEAE

Leptosiphon liniflorus
2017 Aaron Echols
Leptosiphon liniflorus
2022 Charles Russell
Leptosiphon liniflorus
2009 Genevieve K. Walden

Leptosiphon parviflorus    Variable linanthus
native
Annual herb

POLEMONIACEAE

Leptosiphon parviflorus
2022 Irene Rosen
Leptosiphon parviflorus
2021 Ron Vanderhoff
Leptosiphon parviflorus
2020 Ron Vanderhoff

Leucojum aestivum    Summer snowflake
non-native
Perennial herb

AMARYLLIDACEAE

Leucojum aestivum
2018 Alice Cummings
Leucojum aestivum
2011 Vernon Smith
Leucojum aestivum
2021 John Rawlings

Logfia filaginoides    California cottonrose
native
Annual herb

ASTERACEAE

Logfia filaginoides
2017 Robert Steers
Logfia filaginoides
2015 Diane Etchison
Logfia filaginoides
2008 Keir Morse

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

APIACEAE

Lomatium dasycarpum ssp. dasycarpum
2022 BOB CASE
Lomatium dasycarpum ssp. dasycarpum
2018 Gary McDonald
Lomatium dasycarpum ssp. dasycarpum
2015 Barry Thomson

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

FABACEAE

Lupinus bicolor
2019 Gary McDonald
Lupinus bicolor
2018 Stacie Wolny
Lupinus bicolor
2019 Gary McDonald

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

JUNCACEAE

Luzula comosa var. comosa
2018 Scot Loring
Luzula comosa var. comosa
2018 Scot Loring
Luzula comosa var. comosa
2021 Zoya Akulova

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
2021 Toni Corelli
Melica torreyana
2019 John Rawlings
Melica torreyana
2017 MCOSD Restoration Crew

Muilla maritima    Common muilla,  Sea muilla
native
Perennial herb

THEMIDACEAE

Muilla maritima
2017 Steve Matson
Muilla maritima
2019 Matt Berger
Muilla maritima
2017 Steve Matson

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

HYDROPHYLLACEAE

Phacelia distans
2020 Ron Vanderhoff
Phacelia distans
2014 James Gonsman
Phacelia distans
2020 Ron Vanderhoff

Prosartes hookeri    Drops of gold
native
Perennial herb

LILIACEAE

Prosartes hookeri
2016 Ray Gill
Prosartes hookeri
2020 Ken Lunders
Prosartes hookeri
2020 Mary Conway

Salvia columbariae    Chia sage
native
Annual herb

LAMIACEAE

Salvia columbariae
2019 Mary Wloch
Salvia columbariae
2020 Ron Vanderhoff
Salvia columbariae
2019 Gary McDonald

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
2020 Helen Hancock
Tauschia hartwegii
2020 Helen Hancock
Tauschia hartwegii
2014 James Gonsman

Toxicodendron diversilobum    Poison oak,  Poisonoak
native
Vine, Shrub

ANACARDIACEAE

Toxicodendron diversilobum
2020 Ron Vanderhoff
Toxicodendron diversilobum
2019 Randy Huey
Toxicodendron diversilobum
2021 Bryant Baker

Trifolium albopurpureum    Indian clover,  Rancheria clover
native
Annual herb

FABACEAE

Trifolium albopurpureum
2021 Mike Russler
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
2020 Ron Vanderhoff
Zantedeschia aethiopica
2020 Jennifer Mo

native
Perennial herb

FABACEAE

Acmispon glaber var. glaber
2020 Ron Vanderhoff
Acmispon glaber var. glaber
2016 Susan McDougall
Acmispon glaber var. glaber
2020 Ron Vanderhoff

Clematis lasiantha    Chaparral clematis,  Pipestem
native
Perennial herb, Vine

RANUNCULACEAE

Clematis lasiantha
2016 Julie Watson
Clematis lasiantha
2016 Julie Ann Watson
Clematis lasiantha
2018 Steve Matson

Monolopia gracilens    Woodland monolopia
rare native
Annual herb

ASTERACEAE

Monolopia gracilens
2020 R.A. Chasey
Monolopia gracilens
2018 Rudyard Wallen
Monolopia gracilens
2019 Ken Hickman

Poterium sanguisorba    Garden burnet
non-native
Perennial herb

ROSACEAE

Poterium sanguisorba
2021 David Wolfson
Poterium sanguisorba
2021 David Wolfson
Poterium sanguisorba
2011 Barry Breckling

Sambucus nigra ssp. caerulea    Blue elderberry
native
Shrub

VIBURNACEAE

Sambucus nigra ssp. caerulea
2020 Diane Etchison
Sambucus nigra ssp. caerulea
2021 Richard Spjut
Sambucus nigra ssp. caerulea
2016 Chris Leslie

Scutellaria tuberosa    Danny's skullcap,  Scullcap
native
Perennial herb

LAMIACEAE

Scutellaria tuberosa
2017 Jeannine Koshear
Scutellaria tuberosa
2015 David Wolfson
Scutellaria tuberosa
2009 Keir Morse

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

RUBIACEAE

Sherardia arvensis
2020 Ron Vanderhoff
Sherardia arvensis
2020 Ron Vanderhoff
Sherardia arvensis
2020 Ron Vanderhoff

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

FABACEAE

Trifolium variegatum
2016 Cheryl Ballantyne
Trifolium variegatum
2017 Michael Mitchell
Trifolium variegatum
2019 Diane Etchison

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

ASTERACEAE

Wyethia angustifolia
2020 R.A. Chasey
Wyethia angustifolia
2019 Ken Hickman
Wyethia angustifolia
2021 Mike Russler

Brodiaea elegans ssp. elegans    Harvest brodiaea
native
Perennial herb

THEMIDACEAE

Brodiaea elegans ssp. elegans
2016 Steve Matson
Brodiaea elegans ssp. elegans
2015 Julie A. Kierstead
Brodiaea elegans ssp. elegans
2016 Steve Matson

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

LINACEAE

Linum bienne
2007 Steve Matson
Linum bienne
2014 James Gonsman
Linum bienne
2010 Neal Kramer

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
2020 Bob Sweatt
Orobanche fasciculata
2016 Yolanda Waddell

Osmorhiza berteroi    Sweet cicely
native
Perennial herb

APIACEAE

Osmorhiza berteroi
2021 Mike Russler
Osmorhiza berteroi
2020 Bob Sweatt
Osmorhiza berteroi
2020 Bob Sweatt

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

PLANTAGINACEAE

Plantago lanceolata
2017 Gary McDonald
Plantago lanceolata
2019 Joe Engelbrecht
Plantago lanceolata
2019 Joe Engelbrecht

Pseudognaphalium luteoalbum    Jersey cudweed
non-native
Annual herb

ASTERACEAE

Pseudognaphalium luteoalbum
2011 Toni Corelli
Pseudognaphalium luteoalbum
2019 Diane Etchison
Pseudognaphalium luteoalbum
2020 David popp

Anagallis arvensis    Scarlet pimpernel
non-native
Annual herb

MYRSINACEAE

Anagallis arvensis
2017 B.J. Dion
Anagallis arvensis
2019 Barbara Boethling
Anagallis arvensis
2022 Chris McDonald

Galium californicum ssp. californicum    California bedstraw
native
Perennial herb

RUBIACEAE

Galium californicum ssp. californicum
2018 Ken Hickman
Galium californicum ssp. californicum
2017 Ken Hickman
Galium californicum ssp. californicum
2015 James Gonsman

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

GERANIACEAE

Geranium dissectum
2020 Ron Vanderhoff
Geranium dissectum
2015 Chris Jaster
Geranium dissectum
2014 Bryan Derr

Deinandra corymbosa    Coastal tarweed
native
Annual herb

ASTERACEAE

Deinandra corymbosa
2016 Michael Mitchell
Deinandra corymbosa
2018 Zachariah Jordan
Deinandra corymbosa
2015 Tim Miller

Rumex acetosella    Common sheep sorrel
invasive non-native
Perennial herb

POLYGONACEAE

Rumex acetosella
2022 David Wolfson
Rumex acetosella
2015 Richard Chasey
Rumex acetosella
2004 Carol W. Witham

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

ASTERACEAE

Heterotheca sessiliflora ssp. echioides
2021 Mike Russler
Heterotheca sessiliflora ssp. echioides
2021 Mike Russler
Heterotheca sessiliflora ssp. echioides
2018 Ron Vanderhoff

Achyrachaena mollis    Blow-Wives
native
Annual herb

ASTERACEAE

Achyrachaena mollis
2015 Diane Etchison
Achyrachaena mollis
2021 Cynthia Powell
Achyrachaena mollis
2018 Gary McDonald

Arbutus menziesii    Madrono,  Pacific madrone
native
Tree

ERICACEAE

Arbutus menziesii
2016 Cindy Roessler
Arbutus menziesii
2021 R.A. Chasey
Arbutus menziesii
2008 Neal Kramer

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

POACEAE

Avena fatua
2022 John Rawlings
Avena fatua
2022 John Rawlings
Avena fatua
2002 James B. Gratiot

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

POACEAE

Bromus hordeaceus
2018 Gary McDonald
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
2020 Tina Curiel
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 Gary McDonald
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
2019 Paul Aigner

Frangula californica ssp. californica    California coffeeberry
native
Shrub

RHAMNACEAE

Frangula californica ssp. californica
2018 Jay Chamberlain
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
2020 Ron Vanderhoff
Galium aparine
2005 Steve Matson
Galium aparine
2020 Ron Vanderhoff

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

RUBIACEAE

Galium murale
2011 Zoya Akulova
Galium murale
2009 Barry Breckling
Galium murale
2005 Keir Morse

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
rare native
Tree

JUGLANDACEAE

Juglans hindsii
2016 Steve Matson
Juglans hindsii
2016 Steve Matson
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
2012 Neal Kramer
Micropus californicus var. californicus
2022 R.A. Chasey

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
2022 John Rawlings
Poa annua
2010 Neal Kramer

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
2020 David Krause
Pseudotsuga menziesii var. menziesii
2020 David Krause

Quercus durata var. durata    Leather oak
native
Shrub

FAGACEAE

Quercus durata var. durata
2022 Hunter Breck
Quercus durata var. durata
2020 Charles Russell
Quercus durata var. durata
2020 R.A. Chasey

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
2015 David Wolfson
Tragopogon porrifolius
2018 Amy Rapport

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

FABACEAE

Trifolium angustifolium
2019 Gary McDonald
Trifolium angustifolium
2011 Zoya Akulova
Trifolium angustifolium
2022 Irene Rosen

Trifolium ciliolatum    Foothill clover,  Tree clover
native
Annual herb

FABACEAE

Trifolium ciliolatum
2020 Diane Etchison
Trifolium ciliolatum
2019 Ron Vanderhoff
Trifolium ciliolatum
2020 Diane Etchison

Trifolium willdenovii    Tomcat clover
native
Annual herb

FABACEAE

Trifolium willdenovii
2020 Ron Vanderhoff
Trifolium willdenovii
2022 Catherine Chang
Trifolium willdenovii
2019 Ron Vanderhoff

Acanthomintha duttonii    San mateo thorn mint
rare 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
2016 Steve Matson
Allium lacunosum var. lacunosum
2016 Steve Matson
Allium lacunosum var. lacunosum
2012 Ron Vanderhoff

Arnica discoidea    Rayless arnica
native
Perennial herb

ASTERACEAE

Arnica discoidea
2018 Eliezer Margolis
Arnica discoidea
2019 David Magney
Arnica discoidea
2020 Mary Conway

Bellardia trixago    Mediterranean lineseed
invasive non-native
Annual herb

OROBANCHACEAE

Bellardia trixago
2016 Michael Mitchell
Bellardia trixago
2016 Michael Mitchell
Bellardia trixago
2017 Toni Corelli

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

POACEAE

Bromus diandrus
2022 Ron Vanderhoff
Bromus diandrus
2021 Richard Spjut
Bromus diandrus
2022 Ron Vanderhoff

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
2016 Steve Matson
Castilleja rubicundula ssp. lithospermoides
2016 Steve Matson

Cistus incanus    Hairy rockrose
non-native
Shrub

CISTACEAE

Cistus incanus
2020 Karen Swift
Cistus incanus
2013 Debra L. Cook
Cistus incanus
2018 Julian Geoghegan

Collomia heterophylla    Variableleaf collomia,  Varied leaved collomia
native
Annual herb

POLEMONIACEAE

Collomia heterophylla
2018 Stacie Wolny
Collomia heterophylla
2019 Mary Conway
Collomia heterophylla
2020 Jennifer Mo

Daucus pusillus    American wild carrot,  Rattlesnake weed
native
Annual herb

APIACEAE

Daucus pusillus
2019 Diane Etchison
Daucus pusillus
2022 David Wolfson
Daucus pusillus
2021 Ken Lunders

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
2017 Michael Mitchell
Epilobium minutum
2021 R.A. Chasey
Epilobium minutum
2019 Julian Geoghegan

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
2022 Aaron Sunshine
Festuca microstachys
2011 Steve Matson
Festuca microstachys
2011 Steve Matson

Lithophragma heterophyllum    Hill star,  Hillside woodland star
native
Perennial herb

SAXIFRAGACEAE

Lithophragma heterophyllum
2019 David Greenberger
Lithophragma heterophyllum
2019 David Magney
Lithophragma heterophyllum
2018 Ken Lunders

Logfia gallica    Narrowleaf cottonrose
non-native
Annual herb

ASTERACEAE

Logfia gallica
2015 jamie smith
Logfia gallica
2013 Keir Morse
Logfia gallica
2017 Barbara Boethling

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

ASTERACEAE

Madia exigua
2021 Helen Hancock
Madia exigua
2015 Neal Kramer
Madia exigua
2007 Neal Kramer

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

PHRYMACEAE

Mimulus guttatus
2019 Stacie Wolny
Mimulus guttatus
2015 James Gonsman
Mimulus guttatus
2019 Ron Vanderhoff

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

CARYOPHYLLACEAE

Minuartia douglasii
2013 Michael Mitchell
Minuartia douglasii
2021 R.A. Chasey
Minuartia douglasii
2014 Keir Morse

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

HYDROPHYLLACEAE

Nemophila heterophylla
2022 Stephen Rosenthal
Nemophila heterophylla
2020 Matt Berger
Nemophila heterophylla
2019 Matt Berger

Olea europaea    Olive
invasive non-native
Tree, Shrub

OLEACEAE

Olea europaea
2022 Donald Burk
Olea europaea
2008 Dr. Amadej Trnkoczy
Olea europaea
2015 Zoya Akulova

Phacelia divaricata    Divaricate phacelia
native
Annual herb

HYDROPHYLLACEAE

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
2017 Toni Corelli
Phalaris californica
2017 Toni Corelli
Phalaris californica
2018 Brian Charles

Spartium junceum    Gorse,  Spanish broom
invasive non-native
Shrub

FABACEAE

Spartium junceum
2020 Ron Vanderhoff
Spartium junceum
2006 Jennifer Naegele
Spartium junceum
2021 Mary Herr

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
2011 Steve Matson
Torilis nodosa
2011 Steve Matson
Torilis nodosa
2022 R.A. Chasey

Trifolium bifidum var. bifidum    Pinole clover
native
Annual herb

FABACEAE

Trifolium bifidum var. bifidum
2013 Zoya Akulova
Trifolium bifidum var. bifidum
2012 Al Keuter
Trifolium bifidum var. bifidum
2019 David Magney

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,  Little Hop 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
2019 James Gonsman
Trifolium fucatum
2019 Paul Aigner
Trifolium fucatum
2019 James Gonsman

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,  Small headed clover
native
Annual herb

FABACEAE

Trifolium microcephalum
2016 Michael Mitchell
Trifolium microcephalum
2016 Michael Mitchell
Trifolium microcephalum
2018 Zoya Akulova

Trifolium microdon    Thimble clover,  Valparaiso clover
native
Annual herb

FABACEAE

Trifolium microdon
2022 Dee Shea Himes
Trifolium microdon
2022 Dee Shea Himes
Trifolium microdon
2008 Neal Kramer

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
2016 Jim Moore
Triteleia hyacinthina
2021 Alaine Arslan
Triteleia hyacinthina
2018 Glenn Fine

Yabea microcarpa    California hedge parsley,  False carrot
native
Annual herb

APIACEAE

Yabea microcarpa
2021 Helen Hancock
Yabea microcarpa
2022 R.A. Chasey
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
2017 David Wolfson

Agoseris heterophylla    Annual agoseris,  Annual mountain dandelion
native
Annual herb

ASTERACEAE

Agoseris heterophylla
2020 Bob Sweatt
Agoseris heterophylla
2021 Lisa Berry
Agoseris heterophylla
2020 Bob Sweatt

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

ALLIACEAE

Allium falcifolium
2011 Chris Mo
Allium falcifolium
2018 Margarita Orlova
Allium falcifolium
2011 Chris Mo

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

POACEAE

Brachypodium distachyon
2021 Ron Vanderhoff
Brachypodium distachyon
2000 Joe DiTomaso
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
2022 R.A. Chasey

native
Perennial herb

THEMIDACEAE

Brodiaea terrestris ssp. terrestris
2017 James Gonsman
Brodiaea terrestris ssp. terrestris
2022 Cynthia Powell
Brodiaea terrestris ssp. terrestris
2022 Cynthia Powell

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    Four-spot,  Purple clarkia,  Purple godetia
native
Annual herb

ONAGRACEAE

Clarkia purpurea ssp. quadrivulnera
2020 Steve Laymon
Clarkia purpurea ssp. quadrivulnera
2021 Ron Vanderhoff
Clarkia purpurea ssp. quadrivulnera
2018 Gary McDonald

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

POACEAE

Elymus caput-medusae
2019 Amanda Mills
Elymus caput-medusae
2019 Jennifer Mo
Elymus caput-medusae
2020 Thomas Reyes

Gamochaeta ustulata    Featherweed
native
Perennial herb

ASTERACEAE

Gamochaeta ustulata
2019 Gary McDonald
Gamochaeta ustulata
2021 Zoya Akulova-Barlow
Gamochaeta ustulata
2019 Gary McDonald

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

LINACEAE

Hesperolinon congestum
2021 Charles Russell
Hesperolinon congestum
2021 Charles Russell
Hesperolinon congestum
2009 Neal Kramer

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

POACEAE

Hordeum murinum ssp. leporinum
2015 Richard Chasey
Hordeum murinum ssp. leporinum
2009 Keir Morse
Hordeum murinum ssp. leporinum
2010 Neal Kramer

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
2009 Chris Hendrickson
Linum grandiflorum
2020 Bill Haley
Linum grandiflorum
2020 Bill Haley

Lonicera hispidula    Pink honeysuckle
native
Vine, Shrub

CAPRIFOLIACEAE

Lonicera hispidula
2019 Stacie Wolny
Lonicera hispidula
2019 Stacie Wolny
Lonicera hispidula
2021 Bryant Baker

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

FABACEAE

Lupinus albifrons var. albifrons
2012 Michael Mitchell
Lupinus albifrons var. albifrons
2020 Richard Spjut
Lupinus albifrons var. albifrons
2020 Richard Spjut

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

ASTERACEAE

Madia gracilis
2019 Ron Vanderhoff
Madia gracilis
2021 Amber Bedgood
Madia gracilis
2019 Ron Vanderhoff

Malacothamnus fasciculatus    Chaparral bush mallow
native
Shrub

MALVACEAE

Malacothamnus fasciculatus
2020 Aaron Echols
Malacothamnus fasciculatus
2020 Ron Vanderhoff
Malacothamnus fasciculatus
2017 David Magney

Phacelia nemoralis ssp. nemoralis    Woods phacelia
native
Perennial herb

HYDROPHYLLACEAE

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
2014 Steve Matson
Phalaris minor
2020 Diane Etchison

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

PLANTAGINACEAE

Plantago coronopus
2022 R.A. Chasey
Plantago coronopus
2021 Zoya Akulova-Barlow
Plantago coronopus
2017 MCOSD Restoration Crew

Rafinesquia californica    California chicory,  California plumseed
native
Annual herb

ASTERACEAE

Rafinesquia californica
2022 Ron Vanderhoff
Rafinesquia californica
2021 Ron Vanderhoff
Rafinesquia californica
2008 Neal Kramer

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
2020 David Krause
Rosa spithamea
1973 Geoff Burleigh
Rosa spithamea
2009 Neal Kramer

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

ASTERACEAE

Senecio aronicoides
2020 Helen Hancock
Senecio aronicoides
2008 Steve Matson
Senecio aronicoides
2020 Julie A. Kierstead

Silene laciniata ssp. californica    California indian pink
native
Perennial herb

CARYOPHYLLACEAE

Silene laciniata ssp. californica
2015 Tim Miller
Silene laciniata ssp. californica
2016 Sue Graue
Silene laciniata ssp. californica
2019 Chico Hiking Association

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

ASTERACEAE

Silybum marianum
2020 Nancy Hamlett
Silybum marianum
2009 Barry Rice
Silybum marianum
2019 Marisa Persaud

Sisymbrium officinale    Hedge mustard,  Hedgemustard
non-native
Annual herb

BRASSICACEAE

Sisymbrium officinale
2008 Keir Morse
Sisymbrium officinale
2008 Keir Morse
Sisymbrium officinale
2013 Neal Kramer

Symphoricarpos mollis    Creeping snowberry,  Trailing snowberry
native
Shrub

CAPRIFOLIACEAE

Symphoricarpos mollis
2019 Ron Vanderhoff
Symphoricarpos mollis
2020 Cara Wilcox
Symphoricarpos mollis
2019 Ron Vanderhoff

Trientalis latifolia    Pacific starflower
native
Perennial herb

MYRSINACEAE

Trientalis latifolia
2020 Amy Rapport
Trientalis latifolia
2020 Amy Rapport
Trientalis latifolia
2020 Stacie Wolny

Triteleia laxa    Ithuriel's spear
native
Perennial herb

THEMIDACEAE

Triteleia laxa
2019 Stacie Wolny
Triteleia laxa
2018 Tim Lewis
Triteleia laxa
2016 Richard Spjut

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

ASTERACEAE

Urospermum picroides
2015 Ken Owen
Urospermum picroides
2009 Neal Kramer
Urospermum picroides
2020 Thomas Reyes

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
2022 Andy Ford
Achillea millefolium
2014 James Gonsman
Achillea millefolium
2018 Gary McDonald

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

ASTERACEAE

Bellis perennis
2020 Bob Sweatt
Bellis perennis
2020 Bob Sweatt
Bellis perennis
2020 Bob Sweatt

Calycanthus occidentalis    Spicebush,  Sweet shrub
native
Shrub

CALYCANTHACEAE

Calycanthus occidentalis
2015 Tim Miller
Calycanthus occidentalis
2018 Matt Berger
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
2012 Gary McDonald
Centaurea melitensis
2019 Arlee Montalvo

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

ASTERACEAE

Eriophyllum confertiflorum var. confertiflorum
2013 James Gonsman
Eriophyllum confertiflorum var. confertiflorum
2020 Mary Conway
Eriophyllum confertiflorum var. confertiflorum
2020 Ron Vanderhoff

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,  black berry
invasive non-native
Shrub

ROSACEAE

Rubus armeniacus
2014 James Gonsman
Rubus armeniacus
2020 Julie A. Kierstead
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
2021 Cara Wilcox
Calystegia purpurata ssp. purpurata
2014 James Gonsman
Calystegia purpurata ssp. purpurata
2020 Robert Steers

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

ASTERACEAE

Centaurea solstitialis
2022 Cynthia Powell
Centaurea solstitialis
2019 Arlee Montalvo
Centaurea solstitialis
2021 Mike Russler

Conium maculatum    Poison hemlock
invasive non-native
Perennial herb

APIACEAE

Conium maculatum
2019 James Bailey
Conium maculatum
2013 Toni Corelli
Conium maculatum
2020 Nancy Hamlett

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

CONVOLVULACEAE

Convolvulus arvensis
2019 Ron Vanderhoff
Convolvulus arvensis
2021 Ron Vanderhoff
Convolvulus arvensis
2005 Steve Matson

native
Perennial herb

ROSACEAE

Drymocallis glandulosa var. wrangelliana
2020 Mary Conway
Drymocallis glandulosa var. wrangelliana
2017 Gary McDonald
Drymocallis glandulosa var. wrangelliana
2017 Gary McDonald

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
2018 James Gonsman
Artemisia californica
2019 Diane Etchison
Artemisia californica
2020 Ron Vanderhoff

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

ASTERACEAE

Grindelia camporum
2015 Diane Etchison
Grindelia camporum
2019 Ron Vanderhoff
Grindelia camporum
2019 Ron Vanderhoff

Lagophylla ramosissima    Branched lagophylla,  Common hareleaf
native
Annual herb

ASTERACEAE

Lagophylla ramosissima
2019 Diane Etchison
Lagophylla ramosissima
2021 Dee Shea Himes
Lagophylla ramosissima
2020 Ken Hickman

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

LYTHRACEAE

Lythrum hyssopifolia
2019 Diane Etchison
Lythrum hyssopifolia
2016 Andrew Longman
Lythrum hyssopifolia
2021 Cynthia Powell

Melilotus indicus    Annual yellow sweetclover
non-native
Annual herb

FABACEAE

Melilotus indicus
2009 Barry Breckling
Melilotus indicus
2005 Cheri Miller
Melilotus indicus
2009 Neal Kramer

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

CARYOPHYLLACEAE

Spergularia rubra
2022 Bob Sweatt
Spergularia rubra
2014 Dee Warenycia
Spergularia rubra
2022 Bob Sweatt

Gastridium phleoides    Nit grass
non-native
Annual grass

POACEAE

Gastridium phleoides
2020 Ron Vanderhoff
Gastridium phleoides
2020 Ron Vanderhoff
Gastridium phleoides
2021 Paul Aigner

Epipactis helleborine    Broadleaf helleborine
non-native
Perennial herb

ORCHIDACEAE

Epipactis helleborine
2019 Mary Gerbic
Epipactis helleborine
2014 George Leite
Epipactis helleborine
2019 Julian Geoghegan

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

ASTERACEAE

Hypochaeris radicata
2011 Michael Mitchell
Hypochaeris radicata
2017 Gary McDonald
Hypochaeris radicata
2016 Michael Mitchell

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
2016 Jennifer Wheeler

Agrostis exarata    Spike bentgrass,  Spike redtop
native
Perennial grass

POACEAE

Agrostis exarata
2008 Keir Morse
Agrostis exarata
2009 Zoya Akulova
Agrostis exarata
2008 Keir Morse

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

ALLIACEAE

Allium dichlamydeum
2015 James Gonsman
Allium dichlamydeum
2013 Roy West
Allium dichlamydeum
2018 Abbot Chambers

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

ALLIACEAE

Allium peninsulare var. franciscanum
2021 Dee Shea Himes
Allium peninsulare var. franciscanum
2021 Dee Shea Himes
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

Baccharis glutinosa    Mule fat
native
Shrub

ASTERACEAE

Baccharis glutinosa
2021 Mike Russler
Baccharis glutinosa
2013 Keir Morse
Baccharis glutinosa
2013 Keir Morse

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

THEMIDACEAE

Brodiaea coronaria
2014 Robert E. Preston, Ph.D.
Brodiaea coronaria
2021 Robin Carter
Brodiaea coronaria
2021 Robin Carter

Calochortus argillosus    Clay mariposa lily
native
Perennial herb (bulb)

LILIACEAE

Calochortus argillosus
2016 Daniel Neal
Calochortus argillosus
2022 Suzanne L. Weakley
Calochortus argillosus
2022 Suzanne L. Weakley

Calochortus luteus    Yellow mariposa lily
native
Perennial herb

LILIACEAE

Calochortus luteus
2019 Stacie Wolny
Calochortus luteus
2019 Stacie Wolny
Calochortus luteus
2020 Suzanne L. Weakley

Cornus glabrata    Brown dogwood
native
Tree, Shrub

CORNACEAE

Cornus glabrata
2021 Donald Burk
Cornus glabrata
2020 Susan McDougall
Cornus glabrata
2019 Richard Spjut

Deschampsia elongata    Hairgrass,  Slender hairgrass
native
Perennial grass

POACEAE

Deschampsia elongata
2021 John Rawlings
Deschampsia elongata
2021 John Rawlings
Deschampsia elongata
2009 Adonis (Don) Tate

Dichelostemma congestum    Fork toothed ookow,  Ookow
native
Perennial herb

THEMIDACEAE

Dichelostemma congestum
2017 Gary Morgret
Dichelostemma congestum
2019 Suzanne L. Weakley
Dichelostemma congestum
2020 Jean Anderson

Eriodictyon californicum    California yerba santa,  Yerba santa
native
Shrub

NAMACEAE

Eriodictyon californicum
2019 David Magney
Eriodictyon californicum
2018 James Gonsman
Eriodictyon californicum
2011 John W. Wall

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

POACEAE

Festuca arundinacea
2018 Brian Charles
Festuca arundinacea
2020 Thomas Reyes
Festuca arundinacea
2008 Keir Morse

Hedera helix    English ivy
invasive non-native
Vine, Shrub

ARALIACEAE

Hedera helix
2019 Claire Mallen
Hedera helix
1985 Joe DiTomaso
Hedera helix
2017 Allison Titus

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

LINACEAE

Hesperolinon micranthum
2020 David Greenberger
Hesperolinon micranthum
2021 R.A. Chasey
Hesperolinon micranthum
2003 Michael Charters

Koeleria macrantha    June grass,  Prairie junegrass
native
Perennial grass

POACEAE

Koeleria macrantha
2020 Matt Berry
Koeleria macrantha
2015 Steve Matson
Koeleria macrantha
2015 Steve Matson

Lewisia rediviva    Bitter root
native
Perennial herb

MONTIACEAE

Lewisia rediviva
2020 Matt Berger
Lewisia rediviva
2021 Lisa Berry
Lewisia rediviva
2019 Matt Berger

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

FABACEAE

Lupinus microcarpus var. densiflorus
2014 Steve Matson
Lupinus microcarpus var. densiflorus
2014 Steve Matson
Lupinus microcarpus var. densiflorus
2014 Steve Matson

Maianthemum stellatum    Starry false lily of the valley
native
Perennial herb

RUSCACEAE

Maianthemum stellatum
2020 Bob Sweatt
Maianthemum stellatum
2020 Jean Anderson
Maianthemum stellatum
2020 Susan McDougall

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

HYDROPHYLLACEAE

Nemophila parviflora var. parviflora
2019 John Rawlings
Nemophila parviflora var. parviflora
2021 Zoya Akulova-Barlow
Nemophila parviflora var. parviflora
2007 Neal Kramer

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
2020 Helen Hancock
Physocarpus capitatus
2018 Julian Geoghegan
Physocarpus capitatus
2019 Julie Kierstead Nelson

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
2020 Edith Allen
Polypogon monspeliensis
2021 Ron Vanderhoff
Polypogon monspeliensis
2014 Steve Matson

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
2019 James Gonsman
Rosa gymnocarpa var. gymnocarpa
2020 David Krause
Rosa gymnocarpa var. gymnocarpa
2017 Steve Matson

Triteleia ixioides ssp. ixioides    Golden brodiaea
native
Perennial herb

THEMIDACEAE

Triteleia ixioides ssp. ixioides
2020 Mary Conway
Triteleia ixioides ssp. ixioides
2019 Mary Conway
Triteleia ixioides ssp. ixioides
2020 John Rawlings

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

TYPHACEAE

Typha angustifolia
2019 Ron Vanderhoff
Typha angustifolia
2019 Ron Vanderhoff
Typha angustifolia
2021 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
2021 Ken Lunders

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

SAPINDACEAE

Aesculus californica
2018 Joseph Belli
Aesculus californica
2021 R.A. Chasey
Aesculus californica
2021 Cyril Guyot

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

POACEAE

Agrostis hallii
2021 John Rawlings
Agrostis hallii
2021 John Rawlings
Agrostis hallii
2005 Steve Matson

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

POACEAE

Bromus laevipes
2008 Keir Morse
Bromus laevipes
2010 Robert Steers/NPS
Bromus laevipes
2012 Jake Ruygt

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

AGAVACEAE

Chlorogalum pomeridianum var. pomeridianum
2015 Sharon King & Randy Aeschliman
Chlorogalum pomeridianum var. pomeridianum
2003 George Jackson
Chlorogalum pomeridianum var. pomeridianum
2018 Karen Scheuermann

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

ASTERACEAE

Cirsium quercetorum
2020 Diana Wahl
Cirsium quercetorum
2013 James Gonsman
Cirsium quercetorum
2007 Neal Kramer

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
2019 Jane Cohn
Corallorhiza maculata
2022 Mary Sue Ittner
Corallorhiza maculata
2018 Rick Wachs

Corallorhiza striata    Hooded coralroot,  Striped coral root
native
Perennial herb

ORCHIDACEAE

Corallorhiza striata
2021 Mary Ann Machi
Corallorhiza striata
2019 Timothy Boomer
Corallorhiza striata
2018 Timothy Boomer

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

ROSACEAE

Cotoneaster pannosus
2021 David Wolfson
Cotoneaster pannosus
2006 Peter Zika
Cotoneaster pannosus
2019 Cynthia Powell

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

POACEAE

Cynosurus echinatus
2010 Julie A. Kierstead
Cynosurus echinatus
2010 Julie A. Kierstead
Cynosurus echinatus
2019 Gary McDonald

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

RANUNCULACEAE

Delphinium hesperium ssp. hesperium
2018 Steve Matson
Delphinium hesperium ssp. hesperium
2018 Steve Matson
Delphinium hesperium ssp. hesperium
2009 Barry Breckling

Dipsacus sativus    Fuller's teasel,  Indian teasel
invasive non-native
Annual, 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
2019 David popp
Elymus multisetus
2019 Ron Vanderhoff
Elymus multisetus
2021 Denise Defreese

Festuca elmeri    Coast fescue,  Elmer fescue
native
Perennial grass

POACEAE

Festuca elmeri
2002 Dean Wm. Taylor
Festuca elmeri
2020 John Rawlings, David Styer and Jane Styer
Festuca elmeri
2008 Steve Matson

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

CAMPANULACEAE

Heterocodon rariflorum
2020 Bob Sweatt
Heterocodon rariflorum
2011 Barry Breckling
Heterocodon rariflorum
2014 Steve Ashcraft

native
Shrub

ROSACEAE

Holodiscus discolor var. discolor
2022 R.A. Chasey
Holodiscus discolor var. discolor
2021 R.A. Chasey
Holodiscus discolor var. discolor
2020 Ron Vanderhoff

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

JUNCACEAE

Juncus xiphioides
2016 Erik Larsen
Juncus xiphioides
2021 Stephen Rosenthal
Juncus xiphioides
2017 Ron Vanderhoff

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

FABACEAE

Lotus corniculatus
2015 Charles Russell
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
2020 Bob Sweatt
Maianthemum racemosum
2019 Stacie Wolny
Maianthemum racemosum
2018 Steve Matson

Navarretia heterodoxa    Calistoga navarretia,  Calistoga pincushionplant
native
Annual herb

POLEMONIACEAE

Navarretia heterodoxa
2007 Neal Kramer
Navarretia heterodoxa
2009 Neal Kramer
Navarretia heterodoxa
2013 Jake Ruygt

Phacelia rattanii    Rattan's phacelia
native
Annual herb

HYDROPHYLLACEAE

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
2021 Roy West

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

FABACEAE

Rupertia physodes
2021 Mary Ann Machi
Rupertia physodes
2009 Chris Wagner
Rupertia physodes
2020 R.A. Chasey

Stachys rigida    Rough hedgenettle
native
Perennial herb

LAMIACEAE

Stachys rigida
2019 Wyatt Dooley
Stachys rigida
2019 Ron Vanderhoff
Stachys rigida
2008 Keir Morse

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

CAPRIFOLIACEAE

Symphoricarpos albus var. laevigatus
2020 Jacob Smith
Symphoricarpos albus var. laevigatus
2015 Robert Sikora
Symphoricarpos albus var. laevigatus
2020 Jacob Smith

native
Perennial herb

MELANTHIACEAE

Toxicoscordion venenosum var. venenosum
2020 Larry Leigh
Toxicoscordion venenosum var. venenosum
2015 John Schmidt
Toxicoscordion venenosum var. venenosum
2019 Matt Berger

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
2021 Suzanne L. Weakley
Triteleia peduncularis
2020 John Game
Triteleia peduncularis
2021 Suzanne L. Weakley

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

POACEAE

Aira caryophyllea
2019 Gary McDonald
Aira caryophyllea
2005 Steve Matson
Aira caryophyllea
2015 Chris Jaster

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

ASTERACEAE

Centaurea cyanus
2020 David Wolfson
Centaurea cyanus
2009 Neal Kramer
Centaurea cyanus
2011 Louis-M. Landry

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

ONAGRACEAE

Clarkia rubicunda
2019 Stacie Wolny
Clarkia rubicunda
2021 John Game
Clarkia rubicunda
2019 Stacie Wolny

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

ASTERACEAE

Eriophyllum staechadifolium
2020 Susan McDougall
Eriophyllum staechadifolium
2019 Mary Conway
Eriophyllum staechadifolium
2014 James Gonsman

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

PLANTAGINACEAE

Kickxia elatine
2018 Ron Vanderhoff
Kickxia elatine
2020 joaquin hale
Kickxia elatine
2020 joaquin hale

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

ASTERACEAE

Madia sativa
2013 Ron Vanderhoff
Madia sativa
2021 David Wolfson
Madia sativa
2021 Zoya Akulova-Barlow

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

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
2015 James Gonsman
Pickeringia montana var. montana
2011 Neal Kramer
Pickeringia montana var. montana
2009 George W. Hartwell

Rosa californica    California wild rose,  California wildrose
native
Shrub

ROSACEAE

Rosa californica
2022 Suzanne L. Weakley
Rosa californica
2022 Suzanne L. Weakley
Rosa californica
2020 R.A. Chasey

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

POLYGONACEAE

Rumex conglomeratus
2020 Ron Vanderhoff
Rumex conglomeratus
2021 David popp
Rumex conglomeratus
2020 Ron Vanderhoff

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

MALVACEAE

Sidalcea malviflora ssp. malviflora
2020 Mary Conway
Sidalcea malviflora ssp. malviflora
2020 Diane Etchison
Sidalcea malviflora ssp. malviflora
2020 Diane Etchison

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
2016 Joan Hampton
Cyperus eragrostis
2021 Ken Lunders
Cyperus eragrostis
2014 James Gonsman

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

ASTERACEAE

Erigeron foliosus var. foliosus
2021 Ron Vanderhoff
Erigeron foliosus var. foliosus
2021 Jacob Martin
Erigeron foliosus var. foliosus
2017 Diane Etchison

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
2015 Neal Kramer

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

ASTERACEAE

Lactuca serriola
2017 Gary McDonald
Lactuca serriola
2020 Mark Kircher
Lactuca serriola
2009 Neal Kramer

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

FABACEAE

Lathyrus latifolius
2020 Jutta Burger
Lathyrus latifolius
2019 Cynthia Powell
Lathyrus latifolius
2019 Julie Kierstead Nelson

Matricaria discoidea    Pineapple weed
native
Annual herb

ASTERACEAE

Matricaria discoidea
2019 Diane Etchison
Matricaria discoidea
2019 Bob Sweatt
Matricaria discoidea
2008 Keir Morse

Nasturtium officinale    Watercress
native
Perennial herb (aquatic)

BRASSICACEAE

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

Navarretia squarrosa    Skunkbush,  Skunkweed
native
Annual herb

POLEMONIACEAE

Navarretia squarrosa
2019 Marisa Persaud
Navarretia squarrosa
2019 Patrick Furtado
Navarretia squarrosa
2013 Zoya Akulova

Rumex pulcher    Fiddle dock
non-native
Perennial herb

POLYGONACEAE

Rumex pulcher
2020 Ryan Carle
Rumex pulcher
2008 Margo Bors
Rumex pulcher
2015 John Doyen

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

URTICACEAE

Urtica dioica ssp. gracilis
2020 Bob Sweatt
Urtica dioica ssp. gracilis
2007 Toni Corelli
Urtica dioica ssp. gracilis
2007 Matt Below

native
Perennial herb

VERBENACEAE

Verbena lasiostachys var. scabrida
2021 R.A. Chasey
Verbena lasiostachys var. scabrida
2020 Kevin Dixon
Verbena lasiostachys var. scabrida
2020 Ron Vanderhoff

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
2020 Paul Aigner

Artemisia douglasiana    California mugwort,  Douglas' sagewort
native
Perennial herb

ASTERACEAE

Artemisia douglasiana
2021 Mike Russler
Artemisia douglasiana
2013 Brent Morgan
Artemisia douglasiana
2017 Alison Sheehey

Cirsium fontinale var. fontinale    Fountain thistle
rare 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
2020 Ryan Carle
Pseudognaphalium stramineum
2017 Diane Etchison
Pseudognaphalium stramineum
2011 Toni Corelli

Solanum furcatum    Forked nightshade
non-native
Perennial herb, Shrub

SOLANACEAE

Solanum furcatum
2019 Cynthia Powell
Solanum furcatum
2013 Robert Sikora
Solanum furcatum
2012 Eric Wrubel, NPS

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

POLYGONACEAE

Polygonum aviculare ssp. depressum
2016 Barbara Boethling
Polygonum aviculare ssp. depressum
2021 Ron Vanderhoff
Polygonum aviculare ssp. depressum
2014 Richard Chasey

Castilleja affinis ssp. affinis    Coast indian paintbrush
native
Perennial herb

OROBANCHACEAE

Castilleja affinis ssp. affinis
2020 Mary Conway
Castilleja affinis ssp. affinis
2018 Ron Vanderhoff
Castilleja affinis ssp. affinis
2018 Ron Vanderhoff

native
Annual herb

PLANTAGINACEAE

Antirrhinum vexillocalyculatum ssp. vexillocalyculatum
2021 Dick Rawson
Antirrhinum vexillocalyculatum ssp. vexillocalyculatum
2021 Dick Rawson
Antirrhinum vexillocalyculatum ssp. vexillocalyculatum
2022 R.A. Chasey

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 cow parsnip
native
Perennial herb

APIACEAE

Heracleum maximum
2019 Bob Sweatt
Heracleum maximum
2008 Neal Kramer
Heracleum maximum
2021 Julie A. Kierstead

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
2021 Cynthia Powell
Iris foetidissima
2022 John Doyen
Iris foetidissima
2021 Jennifer Mo

native
Perennial herb

LILIACEAE

Lilium pardalinum ssp. pardalinum
2020 Mary Merriman
Lilium pardalinum ssp. pardalinum
2019 James Gonsman
Lilium pardalinum ssp. pardalinum
2019 Suzanne L. Weakley

Morella californica    California wax myrtle
native
Tree, Shrub

MYRICACEAE

Morella californica
2008 Neal Kramer
Morella californica
2008 Keir Morse
Morella californica
2022 Cynthia Powell

Piperia transversa    Mountain piperia,  Royal rein orchid
native
Perennial herb

ORCHIDACEAE

Piperia transversa
2020 Bob Sweatt
Piperia transversa
2019 Jonathan Lee
Piperia transversa
2020 Bob Sweatt

native
Tree, Shrub

ROSACEAE

Adenostoma fasciculatum var. fasciculatum
2020 Ron Vanderhoff
Adenostoma fasciculatum var. fasciculatum
2020 Ron Vanderhoff
Adenostoma fasciculatum var. fasciculatum
2019 Gary McDonald

Angelica tomentosa    Woolly angelica
native
Perennial herb

APIACEAE

Angelica tomentosa
2022 Donald Burk
Angelica tomentosa
2022 Donald Burk
Angelica tomentosa
2017 MCOSD EDRR

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

ONAGRACEAE

Epilobium densiflorum
2009 BOB CASE
Epilobium densiflorum
2021 Mike Russler
Epilobium densiflorum
2022 Ken-ichi Ueda

Erigeron bonariensis    Flax-leaved horseweed
non-native
Annual herb

ASTERACEAE

Erigeron bonariensis
2021 Donald Burk
Erigeron bonariensis
2017 Diane Etchison
Erigeron bonariensis
2008 Jorg Fleige

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

POLYGONACEAE

Eriogonum fasciculatum var. foliolosum
2016 Michael Mitchell
Eriogonum fasciculatum var. foliolosum
2015 Michael Mitchell
Eriogonum fasciculatum var. foliolosum
2015 Michael Mitchell

Helenium puberulum    Rosilla,  Sneezeweed
native
Perennial herb

ASTERACEAE

Helenium puberulum
2019 Patrick Furtado
Helenium puberulum
2013 Toni Corelli
Helenium puberulum
2015 Stephen Rosenthal

Heteromeles arbutifolia    Christmas berry,  Toyon
native
Shrub

ROSACEAE

Heteromeles arbutifolia
2015 James Gonsman
Heteromeles arbutifolia
2017 Gary McDonald
Heteromeles arbutifolia
2017 Gary McDonald

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
2021 John Rawlings
Juncus effusus ssp. pacificus
2021 John Rawlings

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

ASTERACEAE

Leucanthemum vulgare
2020 Kim Cabrera
Leucanthemum vulgare
2019 Julian Geoghegan
Leucanthemum vulgare
2017 James Gonsman

Medicago lupulina    Black medick
non-native
Annual, Perennial herb

FABACEAE

Medicago lupulina
2003 Michael Charters
Medicago lupulina
2020 Ron Vanderhoff
Medicago lupulina
2020 Ron Vanderhoff

Medicago sativa    Alfalfa
non-native
Perennial herb

FABACEAE

Medicago sativa
2020 Bob Sweatt
Medicago sativa
2005 Louis-M. Landry
Medicago sativa
2003 Michael Charters

Melica californica    California melicgrass
native
Perennial grass

POACEAE

Melica californica
2022 John Rawlings
Melica californica
2021 John Rawlings
Melica californica
2022 John Rawlings

native
Perennial herb

LAMIACEAE

Monardella villosa ssp. villosa
2021 Ken Lunders
Monardella villosa ssp. villosa
2008 Jorg Fleige
Monardella villosa ssp. villosa
2012 Terrence Gosliner

Perideridia kelloggii    Kellogg's yampah,  Yampah
native
Perennial herb

APIACEAE

Perideridia kelloggii
2022 Diana Wahl
Perideridia kelloggii
2022 Suzanne L. Weakley
Perideridia kelloggii
2022 R.A. Chasey

Pseudognaphalium ramosissimum    Pink cudweed
native
Annual, Biennial herb

ASTERACEAE

Pseudognaphalium ramosissimum
2021 R.A. Chasey
Pseudognaphalium ramosissimum
2021 R.A. Chasey
Pseudognaphalium ramosissimum
2016 Barbara Boethling

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
2020 Belinda Lo
Trisetum canescens
2020 Belinda Lo
Trisetum canescens
2009 Zoya Akulova

Asclepias fascicularis    whorled milkweed,  Narrow leaf milkweed
native
Perennial herb

APOCYNACEAE

Asclepias fascicularis
2018 Ron Vanderhoff
Asclepias fascicularis
2014 Steve Matson
Asclepias fascicularis
2019 Ron Vanderhoff

Cirsium vulgare    Bull thistle
invasive non-native
Perennial herb

ASTERACEAE

Cirsium vulgare
2017 James Bailey
Cirsium vulgare
2019 Gustavo Vasquez
Cirsium vulgare
2020 Bob Sweatt

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 Gary McDonald
Epilobium ciliatum ssp. ciliatum
2019 Gary McDonald

Erigeron canadensis    Canada horseweed
native
Annual herb

ASTERACEAE

Erigeron canadensis
2017 Gary McDonald
Erigeron canadensis
2017 Gary McDonald
Erigeron canadensis
2022 Mike Russler

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
2020 stephen rosenthal
Grindelia hirsutula
2015 Ken Lunders
Grindelia hirsutula
2020 R.A. Chasey

Madia elegans    Common madia
native
Annual herb

ASTERACEAE

Madia elegans
2021 Jamie Spielmann
Madia elegans
2020 Diane Etchison
Madia elegans
2019 Bob Sweatt

Mentha pulegium    Pennyroyal
invasive non-native
Perennial herb

LAMIACEAE

Mentha pulegium
2014 James Gonsman
Mentha pulegium
2022 R.A. Chasey
Mentha pulegium
2019 Jennifer Mo

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

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

ONAGRACEAE

Epilobium brachycarpum
2015 Ron Vanderhoff
Epilobium brachycarpum
2019 Ramona Robison
Epilobium brachycarpum
2020 Ron Vanderhoff

Lessingia hololeuca    Woolly headed lessingia,  Woollyhead lessingia
rare native
Annual herb

ASTERACEAE

Lessingia hololeuca
2019 R.A. Chasey
Lessingia hololeuca
2020 Ken Hickman
Lessingia hololeuca
2020 Ken Hickman

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

FABACEAE

Lupinus formosus var. formosus
2016 Michael Mitchell
Lupinus formosus var. formosus
2011 Michael Mitchell
Lupinus formosus var. formosus
2020 R.A. Chasey

native
Perennial herb

ASTERACEAE

Pseudognaphalium beneolens
2021 BLM Redding Field Office
Pseudognaphalium beneolens
2021 Mike Russler
Pseudognaphalium beneolens
2021 R.A. Chasey

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

LAMIACEAE

Stachys pycnantha
2019 David Wolfson
Stachys pycnantha
2018 Julian Geoghegan
Stachys pycnantha
2011 Neal Kramer

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
2016 John Doyen
Eryngium aristulatum var. aristulatum
2022 R.A. Chasey

Cichorium intybus    Chicory
non-native
Perennial herb

ASTERACEAE

Cichorium intybus
2020 Bob Sweatt
Cichorium intybus
2022 David Strauch
Cichorium intybus
2019 Diane Etchison

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

OROBANCHACEAE

Cordylanthus rigidus ssp. rigidus
2021 Mike Russler
Cordylanthus rigidus ssp. rigidus
2021 Mike Russler
Cordylanthus rigidus ssp. rigidus
2021 Mike Russler

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

CYPERACEAE

Eleocharis acicularis var. acicularis
2017 Toni Corelli
Eleocharis acicularis var. acicularis
2013 Jake Ruygt
Eleocharis acicularis var. acicularis
2003 Steve Matson

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

ASTERACEAE

Erigeron petrophilus var. petrophilus
2019 Ken Hickman
Erigeron petrophilus var. petrophilus
2022 John Doyen
Erigeron petrophilus var. petrophilus
2018 Adam Chasey

Symphyotrichum chilense    California aster,  Pacific aster
native
Perennial herb

ASTERACEAE

Symphyotrichum chilense
2021 Mike Russler
Symphyotrichum chilense
2022 Julia Larke
Symphyotrichum chilense
2021 Mary Conway

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

PLANTAGINACEAE

Veronica americana
2014 Jim Moore
Veronica americana
2020 Bob Sweatt
Veronica americana
2020 Bob Sweatt

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
2015 Vernon Smith
Eriogonum luteolum var. luteolum
2020 David Greenberger
Eriogonum luteolum var. luteolum
2001 James B. Gratiot

Helianthus californicus    California sunflower
native
Perennial herb

ASTERACEAE

Helianthus californicus
2021 Mike Russler
Helianthus californicus
2020 David Greenberger
Helianthus californicus
2021 Mike Russler

Eurybia radulina    Roughleaf aster
native
Perennial herb

ASTERACEAE

Eurybia radulina
2022 Suzanne L. Weakley
Eurybia radulina
2022 Bob Sweatt
Eurybia radulina
2022 Bob Sweatt

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

ASTERACEAE

Lactuca saligna
2021 Don Hollander
Lactuca saligna
2019 Stacie Wolny
Lactuca saligna
2021 Don Hollander

Piperia elegans ssp. elegans    Elegant piperia
native
Perennial herb

ORCHIDACEAE

Piperia elegans ssp. elegans
2018 Saskia Raether
Piperia elegans ssp. elegans
2022 Cynthia Powell
Piperia elegans ssp. elegans
2017 Nicole Mercier

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

ASTERACEAE

Solidago velutina ssp. californica
2021 Doug Allshouse
Solidago velutina ssp. californica
2020 Ron Vanderhoff
Solidago velutina ssp. californica
2021 Dick Rawson

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

ASTERACEAE

Stephanomeria virgata ssp. virgata
2019 David Greenberger
Stephanomeria virgata ssp. virgata
1970 Martin Purdy
Stephanomeria virgata ssp. virgata
2018 Ron Vanderhoff

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
2008 Neal Kramer
Amaryllis belladonna
2022 Ron Vanderhoff

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

ASTERACEAE

Euthamia occidentalis
2021 Steve Matson
Euthamia occidentalis
2018 Ron Vanderhoff
Euthamia occidentalis
2018 Ron Vanderhoff

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
2019 Cynthia Powell

Dittrichia graveolens    Stinkwort
invasive non-native
Annual herb

ASTERACEAE

Dittrichia graveolens
2017 Bob Huttar
Dittrichia graveolens
2019 Ron Vanderhoff
Dittrichia graveolens
2018 Ron Vanderhoff

Sequoia sempervirens    Coast redwood
native
Tree

CUPRESSACEAE

Sequoia sempervirens
2019 Patrick Furtado
Sequoia sempervirens
2022 David Strauch
Sequoia sempervirens
2019 R.A. Chasey

native
Shrub

ASTERACEAE

Baccharis pilularis ssp. consanguinea
2009 Toni Corelli
Baccharis pilularis ssp. consanguinea
2022 John Doyen
Baccharis pilularis ssp. consanguinea
2019 Cynthia Powell

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

MYRTACEAE

Eucalyptus globulus
2020 Jennifer Mo
Eucalyptus globulus
2022 Ryan O'Dell
Eucalyptus globulus
2016 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

Dirca occidentalis    Western leatherwood
rare native
Shrub

THYMELAEACEAE

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

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

LAURACEAE

Umbellularia californica
2015 Ken Lunders
Umbellularia californica
2020 Diane Etchison
Umbellularia californica
2022 David Strauch

Parietaria judaica    Spreading pellitory
non-native
Perennial herb

URTICACEAE

Parietaria judaica
2021 Ron Vanderhoff
Parietaria judaica
2008 Neal Kramer
Parietaria judaica
2021 Ron Vanderhoff

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

GARRYACEAE

Garrya elliptica
2004 Michael Charters
Garrya elliptica
2020 John Rawlings
Garrya elliptica
2020 Eliezer Margolis

native
Shrub (parasitic)

VISCACEAE

Phoradendron serotinum ssp. tomentosum
2022 David popp
Phoradendron serotinum ssp. tomentosum
2020 R.A. Chasey
Phoradendron serotinum ssp. tomentosum
2021 R.A. Chasey

Ribes malvaceum var. malvaceum    Chaparral currant
native
Shrub

GROSSULARIACEAE

Ribes malvaceum var. malvaceum
2020 Ron Vanderhoff
Ribes malvaceum var. malvaceum
2020 Ron Vanderhoff
Ribes malvaceum var. malvaceum
2020 Hunter Breck

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

OXALIDACEAE

Oxalis pes-caprae
2017 Angelique Herman
Oxalis pes-caprae
2018 Ron Vanderhoff
Oxalis pes-caprae
2005 Luigi Rignanese