logo Calflora Illustrated Plant List 

Irish Hills Natural Reserve
Irish Hills Natural Reserve San Luis Obispo County, California

San Luis Obispo County

David Keil  / CNPS-SLO  (2019-06-09)

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

ASTERACEAE

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

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

Acmispon brachycarpus    Short podded lotus
native
Annual herb

FABACEAE

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

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

native
Perennial herb

FABACEAE

Acmispon junceus var. junceus
2013 Al Keuter
Acmispon junceus var. junceus
2016 Neal Kramer
Acmispon junceus var. junceus
2006 Adonis (Don) Tate

Acmispon strigosus    Strigose lotus
native
Annual herb

FABACEAE

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

Acmispon wrangelianus    Chilean trefoil
native
Annual herb

FABACEAE

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

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

Adiantum jordanii    Adiantum,  maiden hair fern
native
Fern

PTERIDACEAE

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

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

Agrostis pallens    Leafy bent grass,  Seashore bentgrass,  Thingrass
native
Perennial grass

POACEAE

Agrostis pallens
2021 John Rawlings
Agrostis pallens
2008 Keir Morse
Agrostis pallens
2021 John Rawlings

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

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

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

Anthemis cotula    Dog fennel,  Mayweed, dog fennel,  Stinking chamomile
invasive non-native
Annual herb

ASTERACEAE

Anthemis cotula
2014 Bill Thiessen
Anthemis cotula
2019 Nathan Taxel
Anthemis cotula
2017 Diane Etchison

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

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

Arctostaphylos obispoensis    Bishop manzanita,  Serpentine manzanita
rare native
Shrub

ERICACEAE

Arctostaphylos obispoensis
2019 Susan McDougall
Arctostaphylos obispoensis
2011 Chris Winchell
Arctostaphylos obispoensis
2020 Mike Russler

Aristida adscensionis    Six weeks three awn,  Sixweeks threeawn
native
Annual grass

POACEAE

Aristida adscensionis
2016 James Bailey
Aristida adscensionis
2006 James M. Andre
Aristida adscensionis
2012 Neal Kramer

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

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

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

Astragalus curtipes    Morro milkvetch,  San luis obispo milkvetch,  South coast milk vetch
native
Perennial herb

FABACEAE

Astragalus curtipes
2010 Gary A. Monroe
Astragalus curtipes
2010 Gary A. Monroe
Astragalus curtipes
2012 Larry Blakely

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

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

Baccharis glutinosa    Mule fat
native
Shrub

ASTERACEAE

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

Baccharis pilularis    Coyote brush,  Dwarf chaparral broom
native
Shrub

ASTERACEAE

Baccharis pilularis
2022 Terry Beers
Baccharis pilularis
2021 Ron Vanderhoff: Staminate and pistillate plants in flower.
Baccharis pilularis
2018 Cynthia Powell

Baccharis salicifolia    Mule fat., seep willow,  Mule's fat,  Mulefat
native
Shrub

ASTERACEAE

Baccharis salicifolia
2017 Angelique Herman
Baccharis salicifolia
2018 Ron Vanderhoff
Baccharis salicifolia
2020 Aaron Echols

Bloomeria crocea var. aurea    Common goldenstar
native
Perennial herb

THEMIDACEAE

Bloomeria crocea var. aurea
2019 David Greenberger
Bloomeria crocea var. aurea
2012 Gary McDonald
Bloomeria crocea var. aurea
2014 Gary McDonald

Brachypodium hybridum   


Brassica nigra    Black mustard
invasive non-native
Annual herb

BRASSICACEAE

Brassica nigra
2020 Diane Etchison
Brassica nigra
2019 Ron Vanderhoff
Brassica nigra
2019 Ron Vanderhoff

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

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

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

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

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

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 pseudolaevipes    Coast range brome,  Southern chinook brome
native
Perennial grass

POACEAE

Bromus pseudolaevipes
2017 Dean Wm. Taylor
Bromus pseudolaevipes
2017 Dean Wm. Taylor
Bromus pseudolaevipes
2019 Ron Vanderhoff

Bromus rubens    Red brome
invasive non-native
Annual grass

POACEAE

Bromus rubens
2015 Chris Jaster
Bromus rubens
2015 jamie smith
Bromus rubens
2018 Gary McDonald

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

Calandrinia menziesii    red maids,  Calandrinia
native
Annual herb

MONTIACEAE

Calandrinia menziesii
2020 Art Clark
Calandrinia menziesii
2020 Bob Sweatt
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

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 clavatus var. clavatus    Club haired mariposa lily,  Clubhair mariposa lily
rare native
Perennial herb (bulb)

LILIACEAE

Calochortus clavatus var. clavatus
2020 David Wolfson
Calochortus clavatus var. clavatus
2019 Marisa Persaud
Calochortus clavatus var. clavatus
2008 Gary A. Monroe

Calochortus obispoensis    San luis mariposa lily
rare native
Perennial herb (bulb)

LILIACEAE

Calochortus obispoensis
2016 Daniel Neal
Calochortus obispoensis
2020 Meghan Lindt
Calochortus obispoensis
2015 David Wolfson

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

CONVOLVULACEAE

Calystegia macrostegia ssp. cyclostegia
2017 Michael Mitchell
Calystegia macrostegia ssp. cyclostegia
2020 James Gonsman
Calystegia macrostegia ssp. cyclostegia
2017 Michael Mitchell

Calystegia subacaulis ssp. episcopalis    Cambria morning glory,  San luis obispo county morning glory
rare 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    California toothwort,  milkmaids
native
Perennial herb

BRASSICACEAE

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

Cardamine hirsuta    Hairy bitter cress,  Hairy bittercress
non-native
Annual herb

BRASSICACEAE

Cardamine hirsuta
2007 Dr. Amadej Trnkoczy
Cardamine hirsuta
2008 Gary McDonald
Cardamine hirsuta
2022 Donald Burk

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

Carduus pycnocephalus    Italian thistle
invasive non-native
Annual herb

ASTERACEAE

Carduus pycnocephalus
2019 Gary McDonald
Carduus pycnocephalus
2008 Zoya Akulova
Carduus pycnocephalus
2017 Gary McDonald

Carex nudata    Dudley's sedge,  Naked sedge,  Torrent sedge
native
Perennial grasslike herb

CYPERACEAE

Carex nudata
2002 Dean Wm. Taylor
Carex nudata
2008 Keir Morse
Carex nudata
2004 Julie Kierstead Nelson

Carex obispoensis    San Luis Obispo sedge,  San Luis sedge
rare native
Perennial grasslike herb (rhizomatous)

CYPERACEAE

Carex obispoensis
2006 Steve Matson
Carex obispoensis
2010 Chris Winchell
Carex obispoensis
2006 Steve Matson

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

Carthamus lanatus    Woolly distaff thistle
invasive non-native
Annual herb

ASTERACEAE

Carthamus lanatus
2019 Lenihan Mazur
Carthamus lanatus
2019 Danielle Carney
Carthamus lanatus
2008 Eric Wrubel

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

Castilleja densiflora ssp. obispoensis    Obispo indian paintbrush,  San luis obispo owl's clover
native
Annual herb

OROBANCHACEAE

Castilleja densiflora ssp. obispoensis
2011 CNPS, San Luis Obispo Chapter
Castilleja densiflora ssp. obispoensis
2011 Chris Winchell

Castilleja minor ssp. spiralis    Lesser indian paintbrush,  Lesser paintbrush
native
Annual herb

OROBANCHACEAE

Castilleja minor ssp. spiralis
2021 R.A. Chasey
Castilleja minor ssp. spiralis
2019 Matt Berger
Castilleja minor ssp. spiralis
2017 Diane Etchison

native
Shrub

RHAMNACEAE

Ceanothus cuneatus var. ramulosus
2019 Susan McDougall
Ceanothus cuneatus var. ramulosus
2014 Robert Sikora
Ceanothus cuneatus var. ramulosus
2019 Susan McDougall

native
Shrub

RHAMNACEAE

Ceanothus oliganthus var. sorediatus
2013 Vernon Smith
Ceanothus oliganthus var. sorediatus
2009 Barry Breckling
Ceanothus oliganthus var. sorediatus
2019 Susan McDougall

Ceanothus spinosus    Greenbark ceanothus,  Redheart
native
Tree, Shrub

RHAMNACEAE

Ceanothus spinosus
2018 Ron Vanderhoff
Ceanothus spinosus
2012 Ron Vanderhoff
Ceanothus spinosus
2019 Ron Vanderhoff

Cenchrus clandestinus    Kikuyu grass,  Kikuyugrass
invasive non-native
Perennial grass

POACEAE

Cenchrus clandestinus
2019 Cynthia Powell
Cenchrus clandestinus
2008 Neal Kramer
Cenchrus clandestinus
2017 Nick Graver

Cenchrus setaceus   


Centaurea calcitrapa    Purple star thistle,  Red star thistle
invasive non-native
Annual, Perennial herb

ASTERACEAE

Centaurea calcitrapa
2021 R.A. Chasey
Centaurea calcitrapa
2019 MCOSD EDRR
Centaurea calcitrapa
2022 R.A. Chasey

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

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

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

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
2021 George Williams
Chondrilla juncea
2021 Bob Sweatt
Chondrilla juncea
2018 Scott Oneto

Chorizanthe aphanantha    Irish Hills spineflower
rare native
Annual herb

POLYGONACEAE

Chorizanthe aphanantha
2017 Kyle Nessen
Chorizanthe aphanantha
2019 Keir Morse
Chorizanthe aphanantha
2019 Keir Morse

Chorizanthe breweri    Brewer's spineflower,  San luis obispo spineflower
rare native
Annual herb

POLYGONACEAE

Chorizanthe breweri
2016 Aaron Schusteff
Chorizanthe breweri
2008 Aaron Schusteff
Chorizanthe breweri
2016 Aaron Schusteff

Chorizanthe palmeri    Palmer's spineflower
rare native
Annual herb

POLYGONACEAE

Chorizanthe palmeri
2014 John Doyen
Chorizanthe palmeri
2011 Chris Winchell
Chorizanthe palmeri
2013 John Doyen

Cichorium intybus    Chicory
non-native
Perennial herb

ASTERACEAE

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

Cirsium fontinale var. obispoense    Chorro creek bog thistle
rare native
Perennial herb

ASTERACEAE

Cirsium fontinale var. obispoense
2017 Cindy Roessler
Cirsium fontinale var. obispoense
2015 David Wolfson
Cirsium fontinale var. obispoense
2012 Lynn Robertson

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

Clarkia affinis    Chaparral clarkia,  Chaparral fairyfan
native
Annual herb

ONAGRACEAE

Clarkia affinis
2019 David Greenberger
Clarkia affinis
2019 Ken Hickman
Clarkia affinis
2020 Steve Laymon

Clarkia bottae    Botta's clarkia,  Punch bowl godetia
native
Annual herb

ONAGRACEAE

Clarkia bottae
2021 Amber Bedgood
Clarkia bottae
2020 Steve Laymon
Clarkia bottae
2020 Steve Laymon

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

Claytonia parviflora ssp. parviflora    Narrow leaved miner's lettuce,  Streambank springbeauty,  Utah miner s lettuce
native
Annual herb

MONTIACEAE

Claytonia parviflora ssp. parviflora
2017 Gary McDonald
Claytonia parviflora ssp. parviflora
2017 Gary McDonald
Claytonia parviflora ssp. parviflora
2017 Gary McDonald

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

Clematis ligusticifolia    Creek clematis,  Western virgin's bower,  Western white clematis
native
Perennial herb, Vine

RANUNCULACEAE

Clematis ligusticifolia
2018 Diane Etchison
Clematis ligusticifolia
2012 Steve Matson
Clematis ligusticifolia
2012 Steve Matson

Clinopodium douglasii    Yerba buena
native
Perennial herb

LAMIACEAE

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

Collinsia heterophylla    Purple chinese houses
native
Annual herb

PLANTAGINACEAE

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

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

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

Corethrogyne filaginifolia    Common sandaster
native
Perennial herb

ASTERACEAE

Corethrogyne filaginifolia
2022 Mike Russler
Corethrogyne filaginifolia
2018 Ron Vanderhoff
Corethrogyne filaginifolia
2021 Mike Russler

Cortaderia jubata    Pampas grass,  Purple pampas grass
invasive non-native
Perennial grass

POACEAE

Cortaderia jubata
2018 Ramona Robison
Cortaderia jubata
2021 Michelle Karle
Cortaderia jubata
2018 Ramona Robison

Cotula australis    Australian brass buttons,  Australian cotula,  Australian waterbuttons
non-native
Annual herb

ASTERACEAE

Cotula australis
2011 Neal Kramer
Cotula australis
2014 Keir Morse
Cotula australis
2020 Ron Vanderhoff

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

Cryptantha clevelandii var. florosa    Coastal cryptantha
native
Annual herb

BORAGINACEAE

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

Cuscuta subinclusa    Canyon dodder
native
Annual herb, Vine (parasitic)

CONVOLVULACEAE

Cuscuta subinclusa
2018 Ron Vanderhoff
Cuscuta subinclusa
2021 Mike Russler
Cuscuta subinclusa
2021 Helen Hancock

Cynodon dactylon    Bermuda grass,  Bermudagrass
invasive non-native
Perennial grass

POACEAE

Cynodon dactylon
2008 Keir Morse
Cynodon dactylon
2014 Zoya Akulova
Cynodon dactylon
2021 Ron Vanderhoff

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

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

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

Danthonia californica    California oatgrass
native
Perennial grass

POACEAE

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

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

Deinandra fasciculata    Clustered tarweed
native
Annual herb

ASTERACEAE

Deinandra fasciculata
2022 David Strauch
Deinandra fasciculata
2017 Steve Matson
Deinandra fasciculata
2017 Steve Matson

Delphinium parryi ssp. eastwoodiae    Eastwood's larkspur
rare native
Perennial herb

RANUNCULACEAE

Delphinium parryi ssp. eastwoodiae
2003 Yulan Tong
Delphinium parryi ssp. eastwoodiae
2012 CNPS, San Luis Obispo Chapter
Delphinium parryi ssp. eastwoodiae
2012 CNPS, San Luis Obispo Chapter

Dendromecon rigida    Bush poppy,  Tree poppy
native
Shrub

PAPAVERACEAE

Dendromecon rigida
2019 Eliezer Margolis
Dendromecon rigida
2018 Hunter Breck
Dendromecon rigida
2010 Suzanne L. Weakley

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
2019 Gary McDonald

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

native
Perennial herb

THEMIDACEAE

Dipterostemon capitatus ssp. capitatus
2019 Jim Morefield
Dipterostemon capitatus ssp. capitatus
2016 Steve Matson
Dipterostemon capitatus ssp. capitatus
2008 Steve Matson

native
Perennial herb

ROSACEAE

Drymocallis glandulosa var. glandulosa
2020 Diane Etchison
Drymocallis glandulosa var. glandulosa
2017 Steve Matson
Drymocallis glandulosa var. glandulosa
2021 Mike Russler

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

Dudleya abramsii ssp. murina    San Luis Obispo dudleya
rare native
Perennial herb

CRASSULACEAE

Dudleya abramsii ssp. murina
2012 Terrence Gosliner
Dudleya abramsii ssp. murina
2019 David Greenberger
Dudleya abramsii ssp. murina
2011 Chris Winchell

Dudleya blochmaniae ssp. blochmaniae    Blochman's dudleya,  Blochman's liveforever
rare native
Perennial herb

CRASSULACEAE

Dudleya blochmaniae ssp. blochmaniae
2022 Aaron Echols
Dudleya blochmaniae ssp. blochmaniae
2022 Aaron Echols
Dudleya blochmaniae ssp. blochmaniae
2022 Aaron Echols

Dudleya lanceolata    Lanceleaf liveforever,  Southern california dudleya
native
Perennial herb

CRASSULACEAE

Dudleya lanceolata
2015 Dee Warenycia
Dudleya lanceolata
2020 Steven M Norris
Dudleya lanceolata
2020 Steven M Norris

Ehrharta calycina    Perennial veldt grass,  Perennial veldtgrass
invasive non-native
Perennial grass

POACEAE

Ehrharta calycina
2013 Dale Ritenour
Ehrharta calycina
2019 Ron Vanderhoff
Ehrharta calycina
2014 Neal Kramer

Eleocharis macrostachya    Common spikerush,  Creeping spike rush,  Pale spikerush
native
Perennial grasslike herb

CYPERACEAE

Eleocharis macrostachya
2022 Ken-ichi Ueda
Eleocharis macrostachya
2004 Carol W. Witham
Eleocharis macrostachya
2003 Steve Matson

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 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

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
2015 Ron Vanderhoff
Epilobium brachycarpum
2019 Ramona Robison
Epilobium brachycarpum
2020 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
2018 Ron Vanderhoff
Epilobium canum ssp. canum
2018 Ron Vanderhoff

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

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

Epipactis gigantea    Giant helleborine,  Stream orchid,  Stream orchis
native
Perennial herb

ORCHIDACEAE

Epipactis gigantea
2019 Doug Zimmerman
Epipactis gigantea
2020 Ron Vanderhoff
Epipactis gigantea
2018 Anna Sereno

Erigeron canadensis    Canada horseweed
native
Annual herb

ASTERACEAE

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

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

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
2021 Mike Russler

Eriogonum parvifolium    Dune eriogonum,  Sea cliff buckwheat,  Seacliff buckwheat
native
Shrub

POLYGONACEAE

Eriogonum parvifolium
2019 Joerg Lohse
Eriogonum parvifolium
2018 Ron Vanderhoff
Eriogonum parvifolium
2013 Neal Kramer

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

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

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

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

GERANIACEAE

Erodium moschatum
2016 Steve Matson
Erodium moschatum
2016 James Bailey
Erodium moschatum
2018 Stacie Wolny

Erythranthe guttata    Seep monkey flower,  Yellow monkey flower
native
Annual, Perennial herb (rhizomatous)

PHRYMACEAE

Erythranthe guttata
2019 Stacie Wolny
Erythranthe guttata
2015 James Gonsman
Erythranthe guttata
2019 Ron Vanderhoff

Eschscholzia caespitosa    Foothill poppy,  Tufted eschscholzia,  Tufted poppy
native
Annual herb

PAPAVERACEAE

Eschscholzia caespitosa
2019 Ron Vanderhoff
Eschscholzia caespitosa
2021 Lisa Berry
Eschscholzia caespitosa
2022 Cynthia Powell

Eschscholzia californica    California poppy
native
Annual, Perennial herb

PAPAVERACEAE

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

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

Euphorbia peplus    Petty spurge
non-native
Annual herb

EUPHORBIACEAE

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

Euphorbia serpillifolia ssp. hirtula    Hairy thyme leafed spurge
native
Annual, Perennial herb

EUPHORBIACEAE

Euphorbia serpillifolia ssp. hirtula
© 2008 Keir Morse
Euphorbia serpillifolia ssp. hirtula
2012 Aaron Schusteff
Euphorbia serpillifolia ssp. hirtula
2008 Keir Morse

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

Eurybia radulina    Roughleaf aster
native
Perennial herb

ASTERACEAE

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

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 californica    California fescue
native
Perennial grass

POACEAE

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

Festuca microstachys    Small fescue
native
Annual grass

POACEAE

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

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

Festuca octoflora    Sixweeks grass
native
Annual grass

POACEAE

Festuca octoflora
2009 Neal Kramer
Festuca octoflora
2013 Robert Steers/NPS
Festuca octoflora
2005 Steve Matson

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

POACEAE

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

Festuca temulenta    Darnel, tares
non-native
Annual grass

POACEAE

Festuca temulenta
2013 Al Keuter
Festuca temulenta
2016 Spade Natural Resources Consulting
Festuca temulenta
2013 Al Keuter

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
2018 Jay Chamberlain
Frangula californica ssp. californica
2019 Mary Conway
Frangula californica ssp. californica
2019 Mary Conway

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

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

LILIACEAE

Fritillaria biflora var. biflora
2020 David Greenberger
Fritillaria biflora var. biflora
2016 Ron Vanderhoff
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
2005 Steve Matson
Galium aparine
2020 Ron Vanderhoff

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

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

Gamochaeta ustulata    Featherweed
native
Perennial herb

ASTERACEAE

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

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

Gastridium phleoides    Nit grass
non-native
Annual grass

POACEAE

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

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

Genista monspessulana    French broom
invasive non-native
Shrub

FABACEAE

Genista monspessulana
2019 Ron Vanderhoff
Genista monspessulana
2015 Barry Breckling
Genista monspessulana
2019 Ron Vanderhoff

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

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

native
Annual herb

POLEMONIACEAE

Gilia achilleifolia ssp. achilleifolia
2021 Helen Hancock
Gilia achilleifolia ssp. achilleifolia
2022 R.A. Chasey
Gilia achilleifolia ssp. achilleifolia
2021 Mary Conway

Hazardia squarrosa var. grindelioides    Gum plant goldenbush,  Saw toothed goldenbush,  Sawtooth bristleweed
native
Shrub

ASTERACEAE

Hazardia squarrosa var. grindelioides
2014 Richard Spellenberg
Hazardia squarrosa var. grindelioides
2004 Debra Valov
Hazardia squarrosa var. grindelioides
2006 Ricky Grubb

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

ASTERACEAE

Hazardia squarrosa var. squarrosa
2011 Neal Kramer
Hazardia squarrosa var. squarrosa
2008 Zoya Akulova
Hazardia squarrosa var. squarrosa
2021 Mary Conway

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

Hedypnois rhagadioloides    Crete weed
non-native
Annual herb

ASTERACEAE

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

Helenium bigelovii    Bigelow's sneezeweed,  Sneezeweed
native
Perennial herb

ASTERACEAE

Helenium bigelovii
2020 Rebecca Schoenenberger
Helenium bigelovii
2019 Bryant Baker
Helenium bigelovii
2019 Bob Sweatt

Helenium puberulum    Rosilla,  Sneezeweed
native
Perennial herb

ASTERACEAE

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

Helianthus annuus    Common sunflower,  Hairy leaved sunflower,  Sunflower
native
Annual herb

ASTERACEAE

Helianthus annuus
2019 Bob Case
Helianthus annuus
2019 Laura Moon
Helianthus annuus
2021 Mike Russler

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
2019 Cynthia Powell

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

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

Hesperoyucca whipplei    Chaparral yucca
native
Shrub

AGAVACEAE

Hesperoyucca whipplei
2019 Ron Vanderhoff
Hesperoyucca whipplei
2021 Amber Bedgood
Hesperoyucca whipplei
2020 Julia Markey

Heteromeles arbutifolia    Christmas berry,  Toyon
native
Shrub

ROSACEAE

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

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

Hoita macrostachya    California hemp,  Large leather root
native
Perennial herb

FABACEAE

Hoita macrostachya
2021 Jamie Spielmann
Hoita macrostachya
2009 Lynn Watson
Hoita macrostachya
2021 Jamie Spielmann

Holodiscus discolor    Cream bush,  Ocean spray,  Oceanspray
native
Shrub

ROSACEAE

Holodiscus discolor
2019 Bob Sweatt
Holodiscus discolor
2020 Camille Nowell
Holodiscus discolor
2018 Ron Vanderhoff

native
Perennial grass

POACEAE

Hordeum brachyantherum ssp. brachyantherum
2011 Barry Breckling
Hordeum brachyantherum ssp. brachyantherum
2018 Emily Allen
Hordeum brachyantherum ssp. brachyantherum
2015 Steve Matson

Hordeum marinum subsp gussoneanum   


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

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

Isolepis cernua    Low bulrush
native
Annual grasslike herb

CYPERACEAE

Isolepis cernua
2018 Ken Hickman
Isolepis cernua
2010 Aaron Arthur
Isolepis cernua
2018 Ron Vanderhoff

native
Annual grasslike herb

JUNCACEAE

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

Juncus patens    Common rush,  Spreading rush
native
Perennial grasslike herb

JUNCACEAE

Juncus patens
2008 Neal Kramer
Juncus patens
2022 R.A. Chasey
Juncus patens
2014 Mike Wood

Juncus phaeocephalus var. phaeocephalus    Brown headed rush,  Brownhead rush
native
Perennial grasslike herb

JUNCACEAE

Juncus phaeocephalus var. phaeocephalus
2019 Dee Shea Himes
Juncus phaeocephalus var. phaeocephalus
2007 Neal Kramer
Juncus phaeocephalus var. phaeocephalus
2017 Adam Chasey

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

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

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

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

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

Lasthenia gracilis    Needle goldfields
native
Annual herb

ASTERACEAE

Lasthenia gracilis
2016 Michael Mitchell
Lasthenia gracilis
2019 Susan McDougall
Lasthenia gracilis
2014 Michael Mitchell

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 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

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

Leptosiphon parviflorus    Variable linanthus
native
Annual herb

POLEMONIACEAE

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

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

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 filaginoides    California cottonrose
native
Annual herb

ASTERACEAE

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

Logfia gallica    Narrowleaf cottonrose
non-native
Annual herb

ASTERACEAE

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

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

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

Lomatium parvifolium    Coastal biscuitroot,  Small leaved lomatium
rare native
Perennial herb

APIACEAE

Lomatium parvifolium
2020 David Greenberger
Lomatium parvifolium
2011 Chris Winchell
Lomatium parvifolium
2021 Patrick Furtado

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

Lonicera hispidula    Pink honeysuckle
native
Vine, Shrub

CAPRIFOLIACEAE

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

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

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

Lupinus hirsutissimus    Stinging annual lupine,  Stinging lupine
native
Annual herb

FABACEAE

Lupinus hirsutissimus
2020 Bryant Baker
Lupinus hirsutissimus
2020 Bryant Baker
Lupinus hirsutissimus
2020 Bryant Baker

Lupinus latifolius var. latifolius    Broad leaf lupine
native
Perennial herb

FABACEAE

Lupinus latifolius var. latifolius
2009 Thomas Stoughton
Lupinus latifolius var. latifolius
2017 Steve Matson
Lupinus latifolius var. latifolius
2017 Steve Matson

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

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
2019 Barbara Boethling
Lysimachia arvensis
2022 Chris McDonald

Lysimachia latifolia    Pacific starflower
native
Perennial herb

MYRSINACEAE

Lysimachia latifolia
2020 Amy Rapport
Lysimachia latifolia
2020 Amy Rapport
Lysimachia latifolia
2020 Stacie Wolny

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

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

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
2018 Karen Scheuermann
Marah fabacea
2021 Cyril Guyot
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
2015 Diane Etchison

Matricaria discoidea    Pineapple weed
native
Annual herb

ASTERACEAE

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

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

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

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

Melilotus albus    White sweetclover
invasive non-native
Annual, Biennial herb

FABACEAE

Melilotus albus
2021 Ron Vanderhoff
Melilotus albus
2020 Bob Sweatt
Melilotus albus
2022 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

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

Monardella palmeri    Palmer's monardella
rare native
Perennial herb (rhizomatous)

LAMIACEAE

Monardella palmeri
2001 CDFA
Monardella palmeri
2012 Chris Winchell
Monardella palmeri
2012 Chris Winchell

Navarretia mellita    Honeyscented pincushionplant,  Skunk navarretia
native
Annual herb

POLEMONIACEAE

Navarretia mellita
2017 Neal Kramer
Navarretia mellita
2016 Neal Kramer
Navarretia mellita
2011 Aaron Schusteff

Nicotiana glauca    Tree tobacco
invasive non-native
Tree, Shrub

SOLANACEAE

Nicotiana glauca
2019 Jean B Henney
Nicotiana glauca
2022 Mark Bowler
Nicotiana glauca
2019 Nicole Leatherman

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

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

Opuntia ficus-indica    Mission cactus,  Tuna cactus
non-native
Shrub (stem succulent)

CACTACEAE

Opuntia ficus-indica
2020 Ron Vanderhoff
Opuntia ficus-indica
2020 Ron Vanderhoff
Opuntia ficus-indica
2007 Neal Kramer

Paeonia californica    California peony
native
Perennial herb

PAEONIACEAE

Paeonia californica
2021 Ron Vanderhoff
Paeonia californica
2006 Paul Preston
Paeonia californica
2019 Susan McDougall

Parnassia palustris    Marsh grass of parnassus
native
Perennial herb

PARNASSIACEAE

Parnassia palustris
2019 Bob Sweatt
Parnassia palustris
2020 Bob Sweatt
Parnassia palustris
2008 Keir Morse

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

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

Perideridia pringlei    Adobe yampah
rare native
Perennial herb

APIACEAE

Perideridia pringlei
2019 Matt Berger
Perideridia pringlei
2019 Richard Spjut
Perideridia pringlei
2017 Richard Spjut

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

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

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

Phoenix canariensis    Canary island date palm
invasive non-native
Tree

ARECACEAE

Phoenix canariensis
2016 Zoya Akulova
Phoenix canariensis
2005 Luigi Rignanese
Phoenix canariensis
2017 B.J. Dion

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

HYDROPHYLLACEAE

Pholistoma auritum var. auritum
2014 James Gonsman
Pholistoma auritum var. auritum
2014 Keir Morse
Pholistoma auritum var. auritum
2022 Ken-ichi Ueda

native
Shrub (parasitic)

VISCACEAE

Phoradendron villosum ssp. villosum
2022 David popp
Phoradendron villosum ssp. villosum
2020 R.A. Chasey
Phoradendron villosum ssp. villosum
2021 R.A. Chasey

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

Pinus attenuata    Knobcone pine,  Scrub pine
native
Tree

PINACEAE

Pinus attenuata
2009 Ron Vanderhoff
Pinus attenuata
2018 Hayley Ross
Pinus attenuata
2008 Keir Morse

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

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

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

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

Platanus racemosa    California sycamore,  Western sycamore
native
Tree

PLATANACEAE

Platanus racemosa
2021 Ron Vanderhoff
Platanus racemosa
2019 Rachelle Gray
Platanus racemosa
2018 Ron Vanderhoff

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

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 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

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

Polycarpon tetraphyllum    Four leaved all seed,  Four leaved allseed,  Four leaved polycarp
non-native
Annual herb

CARYOPHYLLACEAE

Polycarpon tetraphyllum
2020 Ron Vanderhoff
Polycarpon tetraphyllum
2019 Ron Vanderhoff
Polycarpon tetraphyllum
2020 Ron Vanderhoff

Polygala californica    California milkwort,  Milkwort
native
Perennial herb

POLYGALACEAE

Polygala californica
2020 David Wolfson
Polygala californica
2008 Keir Morse
Polygala californica
2021 Janice Kuch

Polygonum aviculare    Prostrate knotweed
non-native
Annual, Perennial herb

POLYGONACEAE

Polygonum aviculare
2016 John Doyen
Polygonum aviculare
2008 Keir Morse
Polygonum aviculare
2010 Lee Dittmann

Polypodium californicum    California polypody
native
Fern

POLYPODIACEAE

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

Polypodium calirhiza    Acrid fern,  Licorice fern,  Nested polypody
native
Fern

POLYPODIACEAE

Polypodium calirhiza
2022 R.A. Chasey
Polypodium calirhiza
2015 James Gonsman
Polypodium calirhiza
2020 Susan McDougall

Polypogon interruptus    Ditch beard grass,  Ditch rabbitsfoot grass
non-native
Perennial grass

POACEAE

Polypogon interruptus
2002 Dean Wm. Taylor
Polypogon interruptus
2009 Zoya Akulova
Polypogon interruptus
2017 Ron Vanderhoff

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

Polypogon viridis    Water beard grass
non-native
Perennial grass

POACEAE

Polypogon viridis
2013 Al Keuter
Polypogon viridis
2013 Al Keuter
Polypogon viridis
2010 Luigi Rignanese

Populus fremontii ssp. fremontii    Fremont cottonwood
native
Tree

SALICACEAE

Populus fremontii ssp. fremontii
2019 Stella Yang
Populus fremontii ssp. fremontii
2020 David popp
Populus fremontii ssp. fremontii
2020 Susan McDougall

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

PRIMULACEAE

Primula clevelandii var. insulare
2013 Steven M Norris
Primula clevelandii var. insulare
2013 Steven M Norris
Primula clevelandii var. insulare
2012 Jason Matthias Mills

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

ROSACEAE

Prunus ilicifolia var. ilicifolia
2018 David Greenberger
Prunus ilicifolia var. ilicifolia
2012 Gary McDonald
Prunus ilicifolia var. ilicifolia
2020 Ron Vanderhoff

native
Perennial herb

ASTERACEAE

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

Pseudognaphalium biolettii    Two-color rabbit-tobacco
native
Perennial herb

ASTERACEAE

Pseudognaphalium biolettii
2019 David Greenberger
Pseudognaphalium biolettii
2019 Ron Vanderhoff
Pseudognaphalium biolettii
2019 Ron Vanderhoff

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

Pseudognaphalium luteoalbum    Jersey cudweed
non-native
Annual herb

ASTERACEAE

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

Pseudognaphalium stramineum    Cottonbatting plant
native
Perennial herb

ASTERACEAE

Pseudognaphalium stramineum
2020 Ryan Carle
Pseudognaphalium stramineum
2017 Diane Etchison
Pseudognaphalium stramineum
2011 Toni Corelli

Psilocarphus tenellus    Slender woolly marbles,  Slender woollyheads
native
Annual herb

ASTERACEAE

Psilocarphus tenellus
2012 Neal Kramer
Psilocarphus tenellus
2008 Keir Morse
Psilocarphus tenellus
2002 Dean Wm. Taylor

Pteridium aquilinum var. pubescens    Hairy brackenfern,  Western bracken fern
native
Fern

DENNSTAEDTIACEAE

Pteridium aquilinum var. pubescens
2019 Ron Vanderhoff
Pteridium aquilinum var. pubescens
2019 Ron Vanderhoff
Pteridium aquilinum var. pubescens
2022 Bob Sweatt

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

Pyracantha koidzumii    Taiwan firethorn
non-native
Shrub

ROSACEAE

Pyracantha koidzumii
2018 Ron Vanderhoff
Pyracantha koidzumii
2019 Ron Vanderhoff
Pyracantha koidzumii
2018 Ron Vanderhoff

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 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

Ranunculus californicus    California buttercup
native
Perennial herb

RANUNCULACEAE

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

Rhamnus crocea    Redberry buckthorn
native
Shrub

RHAMNACEAE

Rhamnus crocea
2011 Michael Mitchell
Rhamnus crocea
2022 Ron Vanderhoff
Rhamnus crocea
2019 Ron Vanderhoff

Rhamnus ilicifolia    Evergreen buckthorn,  Hollyleaf redberry
native
Shrub

RHAMNACEAE

Rhamnus ilicifolia
2015 stephen rosenthal
Rhamnus ilicifolia
2020 Diane Etchison
Rhamnus ilicifolia
2020 Rebecca Schoenenberger

Ribes malvaceum var. indecorum    White flowering currant,  Whiteflower currant
native
Shrub

GROSSULARIACEAE

Ribes malvaceum var. indecorum
2020 Diane Etchison
Ribes malvaceum var. indecorum
2020 Diane Etchison
Ribes malvaceum var. indecorum
2019 Diane Etchison

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

Ribes speciosum    Fuchsia flowered gooseberry,  Fuchsiaflower gooseberry
native
Shrub

GROSSULARIACEAE

Ribes speciosum
2022 David Chipping
Ribes speciosum
2021 Ron Vanderhoff
Ribes speciosum
2021 Keir Morse

Ricinus communis    Castor bean,  Castorbean
invasive non-native
Shrub

EUPHORBIACEAE

Ricinus communis
2017 b potts
Ricinus communis
2013 Keir Morse
Ricinus communis
2017 Henry DiRocco

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

Rosa spithamea    Ground rose,  Sonoma rose
native
Shrub

ROSACEAE

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

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

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

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

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

Rumex pulcher    Fiddle dock
non-native
Perennial herb

POLYGONACEAE

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

Rumex salicifolius var. salicifolius    Willow dock,  Willow leaved dock
native
Perennial herb

POLYGONACEAE

Rumex salicifolius var. salicifolius
2019 Diane Etchison
Rumex salicifolius var. salicifolius
2019 Diane Etchison
Rumex salicifolius var. salicifolius
2019 Diane Etchison

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

CARYOPHYLLACEAE

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

Salix breweri    Brewer's willow,  Serpentine willow
native
Shrub

SALICACEAE

Salix breweri
2022 Ryan O'Dell
Salix breweri
2021 R.A. Chasey
Salix breweri
1997 Dean Wm. Taylor

Salix lasiolepis    Arroyo willow
native
Tree, Shrub

SALICACEAE

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

Salvia columbariae    Chia sage
native
Annual herb

LAMIACEAE

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

Salvia mellifera    Black sage
native
Shrub

LAMIACEAE

Salvia mellifera
2019 Susan McDougall
Salvia mellifera
2009 Keir Morse
Salvia mellifera
2006 Steve Matson

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

VIBURNACEAE

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

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

APIACEAE

Sanicula arguta
2022 Ron Vanderhoff
Sanicula arguta
2017 Diane Etchison
Sanicula arguta
2006 Steve Matson

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

Sanicula hoffmannii    Hoffmann's blacksnakeroot,  Hoffmann's sanicle,  Hoffmann's snakeroot
rare native
Perennial herb

APIACEAE

Sanicula hoffmannii
2019 Ken Hickman
Sanicula hoffmannii
2015 David Wolfson
Sanicula hoffmannii
2018 Ken Hickman

Scirpus microcarpus    Panicled bulrush,  Small fruited bulrush
native
Perennial grasslike herb

CYPERACEAE

Scirpus microcarpus
2022 Doug Allshouse
Scirpus microcarpus
2014 Zoya Akulova
Scirpus microcarpus
2013 Ron Vanderhoff

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

SCROPHULARIACEAE

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

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

SCROPHULARIACEAE

Scrophularia californica ssp. floribunda
2019 Aaron Echols
Scrophularia californica ssp. floribunda
2018 Stacie Wolny
Scrophularia californica ssp. floribunda
2022 Ken Lunders

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

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

MALVACEAE

Sidalcea malviflora ssp. laciniata
2020 David Greenberger
Sidalcea malviflora ssp. laciniata
2021 Maria Stokes
Sidalcea malviflora ssp. laciniata
2021 Cynthia Powell

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

Silene laciniata ssp. laciniata    Cardinal catchfly
native
Perennial herb

CARYOPHYLLACEAE

Silene laciniata ssp. laciniata
2013 Debra L. Cook
Silene laciniata ssp. laciniata
2002 Lynn Watson
Silene laciniata ssp. laciniata
2014 Diane Etchison

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

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
2022 Ken Lunders
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
2022 Mike Russler
Solanum umbelliferum var. xanti
2020 Ron Vanderhoff
Solanum umbelliferum var. xanti
2018 Suzanne L. Weakley

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

Soliva sessilis    Common soliva,  Field burrweed,  South american soliva
non-native
Annual herb

ASTERACEAE

Soliva sessilis
2007 Carol W. Witham
Soliva sessilis
2006 Steve Matson
Soliva sessilis
2010 Robert Steers/NPS

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

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

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

Stachys ajugoides    Ajuga hedge nettle,  Bugle hedgenettle,  Hedge nettle
native
Perennial herb

LAMIACEAE

Stachys ajugoides
2020 Cynthia Keiser
Stachys ajugoides
2004 Bob Huettmann
Stachys ajugoides
2021 Chuck Kozak

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

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

Stebbinsoseris heterocarpa    Grassland stebbinsoseris
native
Annual herb

ASTERACEAE

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

Stellaria media    Chickweed
non-native
Annual herb

CARYOPHYLLACEAE

Stellaria media
2018 Gary McDonald
Stellaria media
2018 Gary McDonald
Stellaria media
2015 Diane Etchison

Stellaria pallida    Pale starwort
non-native
Annual herb

CARYOPHYLLACEAE

Stellaria pallida
2008 Keir Morse
Stellaria pallida
2022 Donald Burk
Stellaria pallida
2005 Keir Morse

Stephanomeria cichoriacea    Chicory leaved stephanomeria,  Chicoryleaf wirelettuce,  Fort tejon milk aster
native
Perennial herb

ASTERACEAE

Stephanomeria cichoriacea
2019 David Greenberger
Stephanomeria cichoriacea
2018 John Game
Stephanomeria cichoriacea
2013 James Gonsman

Stephanomeria exigua ssp. carotifera    White plume stephanomeria,  Whiteplume wirelettuce
native
Perennial herb

ASTERACEAE

Stephanomeria exigua ssp. carotifera
2018 Mary Conway
Stephanomeria exigua ssp. carotifera
2018 Mary Conway
Stephanomeria exigua ssp. carotifera
2018 Mary Conway

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 miliacea var. miliacea    Smilo grass
invasive non-native
Perennial grass

POACEAE

Stipa miliacea var. miliacea
2022 Donald Burk
Stipa miliacea var. miliacea
2009 Keir Morse
Stipa miliacea var. miliacea
2022 Donald Burk

Stipa pulchra    Purple needle grass
native
Perennial grass

POACEAE

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

native
Annual herb

BRASSICACEAE

Streptanthus glandulosus ssp. glandulosus
2021 Meghan Lindt
Streptanthus glandulosus ssp. glandulosus
2021 Bryant Baker
Streptanthus glandulosus ssp. glandulosus
2008 Keir Morse

Streptanthus lasiophyllus   


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

Symphoricarpos mollis    Creeping snowberry,  Trailing snowberry
native
Shrub

CAPRIFOLIACEAE

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

Symphyotrichum subspicatum    Douglas aster
native
Annual herb

ASTERACEAE

Symphyotrichum subspicatum
2021 David Wolfson
Symphyotrichum subspicatum
2021 David Wolfson
Symphyotrichum subspicatum
2013 Al Keuter

Thermopsis californica var. californica    California goldenbanner
native
Perennial herb (rhizomatous)

FABACEAE

Thermopsis californica var. californica
2018 Hayley Ross
Thermopsis californica var. californica
2018 Hayley Ross
Thermopsis californica var. californica
2018 Hayley Ross

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

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

APIACEAE

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

Toxicodendron diversilobum    Poison oak,  Poisonoak
native
Vine, Shrub

ANACARDIACEAE

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

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

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 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 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

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 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

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 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

Trifolium willdenovii    Tomcat clover
native
Annual herb

FABACEAE

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

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

Uropappus lindleyi    Silver puffs,  Uropappus
native
Annual herb

ASTERACEAE

Uropappus lindleyi
2019 Zack Abbey
Uropappus lindleyi
2017 Diane Etchison
Uropappus lindleyi
2019 Carl Mautner

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

VERBENACEAE

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

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

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

Vicia villosa ssp. villosa    Hairy vetch,  Winter vetch,  Wooly vetch
invasive non-native
Annual herb, Vine

FABACEAE

Vicia villosa ssp. villosa
2008 Neal Kramer
Vicia villosa ssp. villosa
2019 Ron Vanderhoff
Vicia villosa ssp. villosa
2004 Carol W. Witham

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

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

Xanthium strumarium    Rough cockleburr
native
Annual herb

ASTERACEAE

Xanthium strumarium
2019 Ron Vanderhoff
Xanthium strumarium
2018 Ron Vanderhoff
Xanthium strumarium
2017 B.J. Dion