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Islay Hill Open Space. San Luis Obispo, California

San Luis Obispo County

David Keil  / CNPS-SLO  (2019-06-07)

Record Detail Nearby Surveys What Grows Here?
175 PLANTS
Achillea millefolium    Common yarrow
native
Perennial herb

ASTERACEAE

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

Achyrachaena mollis    Soft blow wives
native
Annual herb

ASTERACEAE

Achyrachaena mollis
2015 Diane Etchison
Achyrachaena mollis
2015 Diane Etchison
Achyrachaena mollis
2019 Julie Hallett Horne

Acmispon brachycarpus    Short podded lotus
native
Annual herb

FABACEAE

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

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

Acmispon strigosus    Strigose lotus
native
Annual herb

FABACEAE

Acmispon strigosus
2019 Gary McDonald
Acmispon strigosus
2019 Diane Etchison
Acmispon strigosus
2019 Gary McDonald

Acourtia microcephala    Sacapellote
native
Perennial herb

ASTERACEAE

Acourtia microcephala
2013 Keir Morse
Acourtia microcephala
2014 Diane Etchison
Acourtia microcephala
2013 Keir Morse

Adiantum jordanii    California maidenhair fern
native
Fern

PTERIDACEAE

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

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
2007 Gerald Carr

Amaranthus blitoides    Mat amaranth,  Prostrate amaranth,  Prostrate pigweed
native
Annual herb

AMARANTHACEAE

Amaranthus blitoides
2005 Luigi Rignanese
Amaranthus blitoides
2009 Neal Kramer
Amaranthus blitoides
2015 Zoya Akulova

Amsinckia menziesii    Menzies' fiddleneck,  Small flowered fiddleneck
native
Annual herb

BORAGINACEAE

Amsinckia menziesii
2019 Ron Vanderhoff
Amsinckia menziesii
2018 Gary McDonald
Amsinckia menziesii
2015 Jesse Rorabaugh

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

ASTERACEAE

Artemisia californica
2019 Diane Etchison
Artemisia californica
2018 James Gonsman
Artemisia californica
2020 Bryant Baker

Artemisia douglasiana    California mugwort,  Douglas' sagewort
native
Perennial herb

ASTERACEAE

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

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

POACEAE

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

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

POACEAE

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

Baccharis pilularis    Coyote brush,  Dwarf chaparral broom
native
Shrub

ASTERACEAE

Baccharis pilularis
2018 Cynthia Powell
Baccharis pilularis
2019 Talila Golan
Baccharis pilularis
2008 Gary McDonald

Blitum californicum   


Bloomeria crocea var. crocea    Common goldenstar
native
Perennial herb

THEMIDACEAE

Bloomeria crocea var. crocea
2019 Michael Mitchell
Bloomeria crocea var. crocea
2019 Ron Vanderhoff
Bloomeria crocea var. crocea
2017 Aaron Echols

Brachypodium hybridum   


Brassica nigra    Black mustard
invasive non-native
Annual herb

BRASSICACEAE

Brassica nigra
2011 Jorg & Mimi Fleige
Brassica nigra
2019 Ron Vanderhoff
Brassica nigra
2019 Ron Vanderhoff

Brassica rapa    Common mustard,  Field mustard,  Rape mustard
invasive non-native
Annual herb

BRASSICACEAE

Brassica rapa
2017 Cynthia Powell
Brassica rapa
2008 Neal Kramer
Brassica rapa
2018 Angelique Herman

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

POACEAE

Bromus diandrus
2009 Neal Kramer
Bromus diandrus
1995 Saint Mary's College of California
Bromus diandrus
2020 Julie A. Kierstead

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

POACEAE

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

Bromus madritensis    Foxtail chess, foxtail brome,  Madrid brome,  Spanish brome
non-native
Annual grass

POACEAE

Bromus madritensis
2009 Keir Morse
Bromus madritensis
2009 Barry Rice
Bromus madritensis
2005 Steve Matson

Bromus maritimus    Maritime brome
native
Perennial grass

POACEAE

Bromus maritimus
2013 Robert Steers/NPS
Bromus maritimus
2012 Thomas Reyes
Bromus maritimus
2008 Lew Stringer

Calandrinia menziesii    Red maids
native
Annual herb

MONTIACEAE

Calandrinia menziesii
2019 Ron Vanderhoff
Calandrinia menziesii
2019 Ron Vanderhoff
Calandrinia menziesii
2019 Ron Vanderhoff

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

Calystegia macrostegia ssp. cyclostegia    Coast morning glory,  Island false bindweed
native
Perennial herb, Vine

CONVOLVULACEAE

Calystegia macrostegia ssp. cyclostegia
2013 Zoya Akulova
Calystegia macrostegia ssp. cyclostegia
2014 Wynn Anderson
Calystegia macrostegia ssp. cyclostegia
2014 Wynn Anderson

Calystegia subacaulis ssp. episcopalis    Cambria morning glory,  San luis obispo county morning glory
native
Perennial herb (rhizomatous)

CONVOLVULACEAE

Calystegia subacaulis ssp. episcopalis
2020 David Wolfson
Calystegia subacaulis ssp. episcopalis
2011 Aaron E. Sims
Calystegia subacaulis ssp. episcopalis
2003 Yulan Tong

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

BRASSICACEAE

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

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

BRASSICACEAE

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

Carduus pycnocephalus    Italian thistle
invasive non-native
Annual herb

ASTERACEAE

Carduus pycnocephalus
2019 Gary McDonald
Carduus pycnocephalus
2008 Zoya Akulova
Carduus pycnocephalus
2006 Chris Wagner, SBNF

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

Cenchrus setaceus   


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

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

CARYOPHYLLACEAE

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

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

Chondrilla juncea    Hogbite,  Skeleton weed
invasive non-native
Perennial herb

ASTERACEAE

Chondrilla juncea
2019 Aaron Echols
Chondrilla juncea
2017 Amanda Weiss
Chondrilla juncea
2015 John L. Thompson

Cirsium vulgare    Bull thistle
invasive non-native
Perennial herb

ASTERACEAE

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

Clarkia unguiculata    Elegant clarkia,  Mountain garland,  Woodland clarkia
native
Annual herb

ONAGRACEAE

Clarkia unguiculata
2019 David Greenberger
Clarkia unguiculata
2020 Steve Laymon
Clarkia unguiculata
2020 David Wolfson

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

MONTIACEAE

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

Clematis lasiantha    Chaparral clematis,  Pipestem
native
Perennial herb, Vine

RANUNCULACEAE

Clematis lasiantha
2018 Stacie Wolny
Clematis lasiantha
2019 Matt Berger
Clematis lasiantha
2020 Larry Leigh

Collinsia heterophylla    Purple chinese houses
native
Annual herb

PLANTAGINACEAE

Collinsia heterophylla
2019 Jacob Smith
Collinsia heterophylla
2019 David Greenberger
Collinsia heterophylla
2019 Jacob Smith

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

CONVOLVULACEAE

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

Corethrogyne filaginifolia    Common sandaster
native
Perennial herb

ASTERACEAE

Corethrogyne filaginifolia
2018 Ron Vanderhoff
Corethrogyne filaginifolia
2019 Bonnie Nickel
Corethrogyne filaginifolia
2019 stephen rosenthal

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

Croton setiger    Turkey-mullein
native
Annual herb

EUPHORBIACEAE

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

Cryptantha clevelandii var. florosa    Coastal cryptantha
native
Annual herb

BORAGINACEAE

Cryptantha clevelandii var. florosa
2011 Steve Matson
Cryptantha clevelandii var. florosa
2020 Ryan Carle
Cryptantha clevelandii var. florosa
2011 Steve Matson

Danthonia californica    California oatgrass
native
Perennial grass

POACEAE

Danthonia californica
2020 Sara Timby
Danthonia californica
2007 Steve Matson
Danthonia californica
2002 Bart and Susan Eisenberg

Delphinium parryi ssp. parryi    Parry's larkspur,  San bernardino larkspur
native
Perennial herb

RANUNCULACEAE

Delphinium parryi ssp. parryi
2018 Gary McDonald
Delphinium parryi ssp. parryi
2018 Gary McDonald
Delphinium parryi ssp. parryi
2009 Barry Breckling

Diplacus aurantiacus var. aurantiacus    Sticky monkeyflower
native
Shrub

PHRYMACEAE

Diplacus aurantiacus var. aurantiacus
2019 Gary McDonald
Diplacus aurantiacus var. aurantiacus
2019 Stacie Wolny
Diplacus aurantiacus var. aurantiacus
2020 Ron Vanderhoff

Dipterostemon capitatus ssp. capitatus   


native
Perennial herb

ROSACEAE

Drymocallis glandulosa var. glandulosa
2014 Neal Kramer
Drymocallis glandulosa var. glandulosa
2009 Barry Breckling
Drymocallis glandulosa var. glandulosa
2009 Keir Morse

Elymus condensatus    Giant wild rye
native
Perennial grass

POACEAE

Elymus condensatus
2011 Neal Kramer
Elymus condensatus
2010 Michael O'Brien
Elymus condensatus
2006 Adonis (Don) Tate

Elymus triticoides    Beardless wild rye
native
Perennial grass

POACEAE

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

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

ONAGRACEAE

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

Epilobium canum ssp. canum    California fuchsia,  Hummingbird trumpet
native
Perennial herb

ONAGRACEAE

Epilobium canum ssp. canum
2018 Ron Vanderhoff
Epilobium canum ssp. canum
2007 Neal Kramer
Epilobium canum ssp. canum
2018 Ron Vanderhoff

Erigeron bonariensis    Flax-leaved horseweed
non-native
Annual herb

ASTERACEAE

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

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

ASTERACEAE

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

Eriogonum elongatum var. elongatum    Long stemmed buckwheat
native
Perennial herb

POLYGONACEAE

Eriogonum elongatum var. elongatum
2017 Ron Vanderhoff
Eriogonum elongatum var. elongatum
2019 Aaron Echols
Eriogonum elongatum var. elongatum
2009 Keir Morse

Eriogonum fasciculatum var. fasciculatum    California buckwheat,  Eastern mojave buckwheat
native
Shrub

POLYGONACEAE

Eriogonum fasciculatum var. fasciculatum
2019 Ron Vanderhoff
Eriogonum fasciculatum var. fasciculatum
2019 Ron Vanderhoff
Eriogonum fasciculatum var. fasciculatum
2019 Ron Vanderhoff

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

ASTERACEAE

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

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

GERANIACEAE

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

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

GERANIACEAE

Erodium cicutarium
2016 Keir Morse
Erodium cicutarium
2020 Julia Markey
Erodium cicutarium
2019 Diane Etchison

Erodium moschatum    Musky stork's bill,  White stemmed filaree,  Whitestem filaree
invasive non-native
Annual herb

GERANIACEAE

Erodium moschatum
2012 Neal Kramer
Erodium moschatum
2018 Ron Vanderhoff
Erodium moschatum
2007 Luigi Rignanese

Eschscholzia californica    California poppy
native
Annual, Perennial herb

PAPAVERACEAE

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

Eucrypta chrysanthemifolia var. chrysanthemifolia    Common eucrypta,  Spotted hideseed
native
Annual herb

BORAGINACEAE

Eucrypta chrysanthemifolia var. chrysanthemifolia
2008 Keir Morse
Eucrypta chrysanthemifolia var. chrysanthemifolia
2008 Keir Morse
Eucrypta chrysanthemifolia var. chrysanthemifolia
2014 Steve Matson

Euphorbia peplus    Petty spurge
non-native
Annual herb

EUPHORBIACEAE

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

Euphorbia spathulata    Reticulate seeded spurge,  Warty spurge
native
Annual herb

EUPHORBIACEAE

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

Festuca myuros    Rattail sixweeks grass
invasive non-native
Annual grass

POACEAE

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

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

Frangula californica ssp. californica    California coffeeberry
native
Shrub

RHAMNACEAE

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

Fritillaria biflora var. biflora    Chocolate lily
native
Perennial herb (bulb)

LILIACEAE

Fritillaria biflora var. biflora
2008 Andrew Borcher
Fritillaria biflora var. biflora
2020 David Greenberger
Fritillaria biflora var. biflora
2018 Michael Mitchell

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

RUBIACEAE

Galium aparine
2020 Ron Vanderhoff
Galium aparine
2008 Gary McDonald
Galium aparine
2020 Ron Vanderhoff

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

RUBIACEAE

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

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

GERANIACEAE

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

Hazardia squarrosa var. squarrosa    Saw toothed goldenbush,  Sawtooth goldenbush
native
Shrub

ASTERACEAE

Hazardia squarrosa var. squarrosa
2011 Neal Kramer
Hazardia squarrosa var. squarrosa
2011 Neal Kramer
Hazardia squarrosa var. squarrosa
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

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

ASTERACEAE

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

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

URTICACEAE

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

Heteromeles arbutifolia    Christmas berry,  Toyon
native
Shrub

ROSACEAE

Heteromeles arbutifolia
2017 Gary McDonald
Heteromeles arbutifolia
2017 Gary McDonald
Heteromeles arbutifolia
2020 Julia Markey

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

POACEAE

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

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

ASTERACEAE

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

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

ASTERACEAE

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

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

ASTERACEAE

Lactuca serriola
2017 Gary McDonald
Lactuca serriola
2017 Diane Etchison
Lactuca serriola
2020 Ryan Carle

Lagophylla ramosissima    Branched lagophylla,  Common hareleaf
native
Annual herb

ASTERACEAE

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

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

FABACEAE

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

Logfia gallica    Narrowleaf cottonrose
non-native
Annual herb

ASTERACEAE

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

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

APIACEAE

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

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 Ron Vanderhoff

Lupinus nanus    Sky lupine
native
Annual herb

FABACEAE

Lupinus nanus
2019 Phyllis Fitzsimons
Lupinus nanus
2019 Mary Conway
Lupinus nanus
2019 Phyllis Fitzsimons

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

Lysimachia arvensis    Scarlet pimpernel
non-native
Annual herb

MYRSINACEAE

Lysimachia arvensis
2017 B.J. Dion
Lysimachia arvensis
2009 Keir Morse
Lysimachia arvensis
2019 Barbara Boethling

Malva nicaeensis    Bull mallow
non-native
Annual herb

MALVACEAE

Malva nicaeensis
2015 Mike Morales
Malva nicaeensis
2008 Jorg Fleige
Malva nicaeensis
2009 Barry Breckling

Malva parviflora    Cheeseweed mallow
non-native
Annual herb

MALVACEAE

Malva parviflora
2019 Sean Carey
Malva parviflora
2012 Neal Kramer
Malva parviflora
2015 Jesse Rorabaugh

Marah fabacea    California man-root
native
Perennial herb, Vine

CUCURBITACEAE

Marah fabacea
2016 Glen Schneider
Marah fabacea
2018 Gary McDonald
Marah fabacea
2018 Gary McDonald

Marrubium vulgare    White horehound
invasive non-native
Perennial herb

LAMIACEAE

Marrubium vulgare
2019 Aaron Echols
Marrubium vulgare
©2013 Gary McDonald
Marrubium vulgare
©2013 Gary McDonald

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

Melica californica    California melicgrass
native
Perennial grass

POACEAE

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

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

POACEAE

Melica imperfecta
2009 Keir Morse
Melica imperfecta
2014 Steve Matson
Melica imperfecta
2019 Ron Vanderhoff

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

Monardella villosa ssp. obispoensis    San luis obispo coyote mint
native
Perennial herb

LAMIACEAE

Monardella villosa ssp. obispoensis
2011 Chris Winchell
Monardella villosa ssp. obispoensis
2011 Chris Winchell
Monardella villosa ssp. obispoensis
2011 Chris Winchell

Nemophila menziesii    Baby blue eyes
native
Annual herb

BORAGINACEAE

Nemophila menziesii
2019 Matt Berger
Nemophila menziesii
2018 James Gonsman
Nemophila menziesii
2020 Mary Conway

Oxalis pilosa    Hairy wood sorrel
native
Annual herb

OXALIDACEAE

Oxalis pilosa
2010 Robert Steers/NPS
Oxalis pilosa
2013 Robert Sikora
Oxalis pilosa
2003 Bart and Susan Eisenberg

Paeonia californica    California peony
native
Perennial herb

PAEONIACEAE

Paeonia californica
2004 Michelle Cloud-Hughes
Paeonia californica
2019 Susan McDougall
Paeonia californica
2019 Susan McDougall

Papaver rhoeas    Corn poppy
non-native
Annual herb

PAPAVERACEAE

Papaver rhoeas
2019 Nathan Taxel
Papaver rhoeas
2004 Dr. Amadej Trnkoczy
Papaver rhoeas
2019 Nathan Taxel

Pellaea andromedifolia    Coffee cliffbrake,  Coffee fern
native
Fern

PTERIDACEAE

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

Pellaea mucronata var. mucronata    Bird's foot fern
native
Fern

PTERIDACEAE

Pellaea mucronata var. mucronata
2018 Rachelle Gray
Pellaea mucronata var. mucronata
2019 Michelle Tollett
Pellaea mucronata var. mucronata
2020 Matt Berger

native
Fern

PTERIDACEAE

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

Phacelia imbricata ssp. imbricata    Imbricate phacelia
native
Perennial herb

BORAGINACEAE

Phacelia imbricata ssp. imbricata
2008 Neal Kramer
Phacelia imbricata ssp. imbricata
2020 R.A. Chasey
Phacelia imbricata ssp. imbricata
2014 James Gonsman

Phacelia malvifolia    Stinging phacelia
native
Annual herb

BORAGINACEAE

Phacelia malvifolia
2003 Margo Bors
Phacelia malvifolia
2003 Margo Bors
Phacelia malvifolia
2015 Zoya Akulova

Pholistoma auritum var. auritum    Blue fiesta flower,  Blue fiestaflower,  Fiesta flower
native
Annual herb

BORAGINACEAE

Pholistoma auritum var. auritum
2014 James Gonsman
Pholistoma auritum var. auritum
2019 Jennifer Mo
Pholistoma auritum var. auritum
2014 Keir Morse

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

BORAGINACEAE

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

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

PLANTAGINACEAE

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

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

PLANTAGINACEAE

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

Platanus racemosa    California sycamore,  Western sycamore
native
Tree

PLATANACEAE

Platanus racemosa
2012 Neal Kramer
Platanus racemosa
2018 Ron Vanderhoff
Platanus racemosa
2019 Rachelle Gray

Platystemon californicus    Cream cups,  Creamcups
native
Annual herb

PAPAVERACEAE

Platystemon californicus
2019 Matt Berger
Platystemon californicus
2018 Karen Scheuermann
Platystemon californicus
2007 Neal Kramer

Polypodium californicum    California polypody
native
Fern

POLYPODIACEAE

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

Primula clevelandi   


Primula clevelandii var. patulum    Padre's shooting star
native
Perennial herb

PRIMULACEAE

Primula clevelandii var. patulum
2013 Steven M Norris
Primula clevelandii var. patulum
2013 Steven M Norris
Primula clevelandii var. patulum
2013 Steven M Norris

Prunus ilicifolia var. ilicifolia    Holly leaf cherry,  Holly leaved cherry,  Hollyleaf cherry
native
Tree, Shrub

ROSACEAE

Prunus ilicifolia var. ilicifolia
2018 Debra L. Cook
Prunus ilicifolia var. ilicifolia
2019 Bryant Baker
Prunus ilicifolia var. ilicifolia
2019 Marisa Persaud

Pseudognaphalium biolettii    Two-color rabbit-tobacco
native
Perennial herb

ASTERACEAE

Pseudognaphalium biolettii
2019 Diane Etchison
Pseudognaphalium biolettii
2013 Vernon Smith
Pseudognaphalium biolettii
2019 Nancy Hamlett

Pseudognaphalium californicum    Ladies' tobacco
native
Annual, Perennial herb

ASTERACEAE

Pseudognaphalium californicum
2017 Gary McDonald
Pseudognaphalium californicum
2017 Gary McDonald
Pseudognaphalium californicum
2020 Susan McDougall

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

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

FAGACEAE

Quercus agrifolia var. agrifolia
2002 Doreen L. Smith
Quercus agrifolia var. agrifolia
2019 Susan McDougall
Quercus agrifolia var. agrifolia
2020 Susan McDougall

Rafinesquia californica    California chicory,  California plumseed
native
Annual herb

ASTERACEAE

Rafinesquia californica
2017 Amy Rapport
Rafinesquia californica
2018 Adam Chasey
Rafinesquia californica
2020 stephen rosenthal

Ranunculus californicus    California buttercup
native
Perennial herb

RANUNCULACEAE

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

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

Rhamnus crocea    Redberry buckthorn
native
Shrub

RHAMNACEAE

Rhamnus crocea
2003 Charles E. Jones
Rhamnus crocea
2020 Bryant Baker
Rhamnus crocea
2019 Diane Etchison

Rosa californica    California wild rose,  California wildrose
native
Shrub

ROSACEAE

Rosa californica
Geoff Burleigh
Rosa californica
2018 Ron Vanderhoff
Rosa californica
2018 Ron Vanderhoff

Rosa spithamea    Ground rose,  Sonoma rose
native
Shrub

ROSACEAE

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

Rubus ursinus    California blackberry,  Pacific blackberry
native
Vine, Shrub

ROSACEAE

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

Rumex acetosella    Common sheep sorrel
invasive non-native
Perennial herb

POLYGONACEAE

Rumex acetosella
2007 Dr. Mark S. Brunell
Rumex acetosella
2015 Richard Chasey
Rumex acetosella
2017 Gary McDonald

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
2018 b potts

Rumex pulcher    Fiddle dock
non-native
Perennial herb

POLYGONACEAE

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

Salix lasiolepis    Arroyo willow
native
Tree, Shrub

SALICACEAE

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

Salsola tragus    Prickly russian thistle,  Russianthistle,  Tumbleweed
invasive non-native
Annual herb

CHENOPODIACEAE

Salsola tragus
2016 John Doyen
Salsola tragus
2017 Ron Vanderhoff
Salsola tragus
2016 Steven Thorsted

Saltugilia australis    Southern gilia
native
Annual herb

POLEMONIACEAE

Saltugilia australis
Jordan Zylstra
Saltugilia australis
2015 Jordan Zylstra
Saltugilia australis
2015 Keir Morse

Salvia columbariae    Chia sage
native
Annual herb

LAMIACEAE

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

Salvia mellifera    Black sage
native
Shrub

LAMIACEAE

Salvia mellifera
2019 Diane Etchison
Salvia mellifera
2009 Keir Morse
Salvia mellifera
2020 David Greenberger

Salvia spathacea    Hummingbird sage
native
Perennial herb

LAMIACEAE

Salvia spathacea
2020 David Wolfson
Salvia spathacea
2020 Abby Nichols
Salvia spathacea
2020 Ron Vanderhoff

Sambucus nigra ssp. caerulea    Blue elderberry
native
Shrub

ADOXACEAE

Sambucus nigra ssp. caerulea
2019 Bryant Baker
Sambucus nigra ssp. caerulea
2018 Julie Kierstead Nelson
Sambucus nigra ssp. caerulea
2019 Michael Morrison

Sanicula arguta    Sharp toothed sanicle,  Sharp toothed snakeroot,  Sharptooth blacksnakeroot
native
Perennial herb

APIACEAE

Sanicula arguta
2006 Steve Matson
Sanicula arguta
2009 Robert Steers
Sanicula arguta
2017 Diane Etchison

Sanicula bipinnata    Poison sanicle
native
Perennial herb

APIACEAE

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

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

APIACEAE

Sanicula crassicaulis
2020 Ryan Carle
Sanicula crassicaulis
2020 R.A. Chasey
Sanicula crassicaulis
2008 Steven Perry

Schinus molle    Peruvian pepper tree,  Peruvian peppertree
invasive non-native
Tree

ANACARDIACEAE

Schinus molle
2009 Neal Kramer
Schinus molle
2000 Joe DiTomaso
Schinus molle
2017 William McCarey

Scrophularia californica ssp. californica    California bee plant,  California figwort
native
Perennial herb

SCROPHULARIACEAE

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

Scrophularia californica ssp. floribunda    California bee plant,  California figwort
native
Perennial herb

SCROPHULARIACEAE

Scrophularia californica ssp. floribunda
2019 Ron Vanderhoff
Scrophularia californica ssp. floribunda
2018 Stacie Wolny
Scrophularia californica ssp. floribunda
2019 Cynthia Powell

Selaginella bigelovii    Bigelow's moss fern,  Bigelow's spike moss,  Bushy spikemoss
native
Fern (mosslike)

SELAGINELLACEAE

Selaginella bigelovii
2006 Steve Matson
Selaginella bigelovii
2013 Susan McDougall
Selaginella bigelovii
2015 Steven M Norris

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

ASTERACEAE

Senecio vulgaris
2005 Steve Matson
Senecio vulgaris
2019 Ron Vanderhoff
Senecio vulgaris
2020 Chico Hiking Association

Sidalcea malviflora ssp. laciniata    Dwarf checkerbloom,  Laciniate checker mallow
native
Perennial herb (rhizomatous)

MALVACEAE

Sidalcea malviflora ssp. laciniata
2007 Neal Kramer
Sidalcea malviflora ssp. laciniata
2008 Jorg Fleige
Sidalcea malviflora ssp. laciniata
2012 Robert Sikora

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

CARYOPHYLLACEAE

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

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
2013 Neal Kramer
Sisymbrium officinale
2006 Luigi Rignanese

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

Solanum douglasii    Douglas' nightshade,  Greenspot nightshade
native
Perennial herb

SOLANACEAE

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

Solanum umbelliferum var. xanti    Blue witch nightshade,  Bluewitch nightshade
native
Shrub

SOLANACEAE

Solanum umbelliferum var. xanti
2020 Ron Vanderhoff
Solanum umbelliferum var. xanti
2020 Ron Vanderhoff
Solanum umbelliferum var. xanti
2020 Ryan Carle

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
2019 Dean Taylor

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

ASTERACEAE

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

Stachys bullata    California hedge nettle,  California hedgenettle,  Southern hedge nettle
native
Perennial herb

LAMIACEAE

Stachys bullata
2018 Sheila Lodge
Stachys bullata
2020 Bryant Baker
Stachys bullata
2020 Ken Lunders

Stellaria media    Chickweed
non-native
Annual herb

CARYOPHYLLACEAE

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

Stephanomeria exigua ssp. coronaria    Milk aster,  White plume wirelettuce,  Whiteplume wirelettuce
native
Annual herb

ASTERACEAE

Stephanomeria exigua ssp. coronaria
2013 Robert Sikora
Stephanomeria exigua ssp. coronaria
2014 Ron Wolf
Stephanomeria exigua ssp. coronaria
2015 Zoya Akulova

Stipa lepida    Foothill needle grass
native
Perennial grass

POACEAE

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

Stipa pulchra    Purple needle grass
native
Perennial grass

POACEAE

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

Symphoricarpos mollis    Creeping snowberry,  Trailing snowberry
native
Shrub

CAPRIFOLIACEAE

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

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
2008 Keir Morse

Toxicodendron diversilobum    Poison oak,  Poisonoak
native
Vine, Shrub

ANACARDIACEAE

Toxicodendron diversilobum
2008 Gary McDonald
Toxicodendron diversilobum
2019 Randy Huey
Toxicodendron diversilobum
2008 Zoya Akulova

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 willdenovii    Tomcat clover
native
Annual herb

FABACEAE

Trifolium willdenovii
2025 Kim Cabrera
Trifolium willdenovii
2018 Stacie Wolny
Trifolium willdenovii
2020 Ron Vanderhoff

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

LAURACEAE

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

Urtica urens    Annual stinging nettle,  Dwarf nettle
non-native
Annual herb

URTICACEAE

Urtica urens
2019 Gary McDonald
Urtica urens
2018 Ron Vanderhoff
Urtica urens
2018 Ron Vanderhoff

Verbena lasiostachys var. lasiostachys    Vervain,  Western vervain
native
Perennial herb

VERBENACEAE

Verbena lasiostachys var. lasiostachys
2018 Gary McDonald
Verbena lasiostachys var. lasiostachys
2019 Mary Conway
Verbena lasiostachys var. lasiostachys
2018 Mary Conway

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

Vicia villosa ssp. varia    Smooth vetch,  Thick fruited vetch,  Winter vetch
non-native
Annual herb, Vine

FABACEAE

Vicia villosa ssp. varia
2008 Keir Morse
Vicia villosa ssp. varia
2020 Julie A. Kierstead
Vicia villosa ssp. varia
2020 Ken Lunders

Viola pedunculata    California golden violet,  Johnny jump up
native
Perennial herb

VIOLACEAE

Viola pedunculata
2018 James Gonsman
Viola pedunculata
2014 James Gonsman
Viola pedunculata
2019 Ken Hickman