logo Calflora Illustrated Plant List 

Big Basin Redwoods SP
Santa Cruz County

Martin, 1998  / California State Parks  (1998-01-01)

Record Detail Nearby Surveys What Grows Here?
387 PLANTS
Abronia umbellata ssp. umbellata    Beach sand verbena
native
Perennial herb

NYCTAGINACEAE

Abronia umbellata ssp. umbellata
2014 Steve Matson
Abronia umbellata ssp. umbellata
2014 Steve Matson
Abronia umbellata ssp. umbellata
2014 Steve Matson

Acacia decurrens    Black wattle,  Green wattle,  Wattle
non-native
Tree

FABACEAE

Acacia decurrens
2018 Thomas Reyes

Acer macrophyllum    Big leaf maple,  Bigleaf maple
native
Tree

SAPINDACEAE

Acer macrophyllum
2020 Diane Etchison
Acer macrophyllum
2018 Ron Vanderhoff
Acer macrophyllum
2018 Julie Kierstead Nelson

native
Tree

SAPINDACEAE

Acer negundo var. californicum
2019 Robert Sweet
Acer negundo var. californicum
2016 John H Malpas
Acer negundo var. californicum
2019 Ron Vanderhoff

Achillea millefolium    Common yarrow
native
Perennial herb

ASTERACEAE

Achillea millefolium
2022 Andy Ford
Achillea millefolium
2014 James Gonsman
Achillea millefolium
2023 Ron Vanderhoff

Adenocaulon bicolor    American trailplant,  Trail plant
native
Perennial herb

ASTERACEAE

Adenocaulon bicolor
2018 MCOSD EDRR
Adenocaulon bicolor
2020 Cynthia Powell
Adenocaulon bicolor
2020 Bob Sweatt

native
Tree, Shrub

ROSACEAE

Adenostoma fasciculatum
2019 Gary McDonald
Adenostoma fasciculatum
2021 Ron Vanderhoff
Adenostoma fasciculatum
2018 Ron Vanderhoff

Adiantum aleuticum    Five finger fern
native
Fern

PTERIDACEAE

Adiantum aleuticum
2013 BOB CASE
Adiantum aleuticum
2018 Neal Kramer
Adiantum aleuticum
2021 R.A. Chasey

Adiantum jordanii    Adiantum,  maiden hair fern
native
Fern

PTERIDACEAE

Adiantum jordanii
2022 BOB CASE
Adiantum jordanii
2019 Ron Vanderhoff
Adiantum jordanii
2023 Mike Russler

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

SAPINDACEAE

Aesculus californica
2018 Joseph Belli
Aesculus californica
2021 Cyril Guyot
Aesculus californica
2011 Steve Matson

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

POACEAE

Aira caryophyllea
2019 Gary McDonald
Aira caryophyllea
2019 Gary McDonald
Aira caryophyllea
2005 Steve Matson

Alnus rubra    Oregon alder,  Red alder
native
Tree, Shrub

BETULACEAE

Alnus rubra
2013 Ralph Gibson
Alnus rubra
2009 Toni Corelli
Alnus rubra
2021 R.A. Chasey

Amelanchier utahensis    Pale leaved serviceberry,  Service berry,  Utah service berry
native
Shrub

ROSACEAE

Amelanchier utahensis
2022 R.A. Chasey
Amelanchier utahensis
2021 Robert Steers
Amelanchier utahensis
2022 R.A. Chasey

Ammophila arenaria    Beachgrass,  European beach grass,  European beachgrass
invasive non-native
Perennial grass

POACEAE

Ammophila arenaria
2016 Steve Matson
Ammophila arenaria
2019 Lenihan Mazur
Ammophila arenaria
2016 Steve Matson

Amsinckia menziesii var. intermedia    Common fiddleneck
native
Annual herb

BORAGINACEAE

Amsinckia menziesii var. intermedia
2020 Matt Berger
Amsinckia menziesii var. intermedia
2019 Ron Vanderhoff
Amsinckia menziesii var. intermedia
2021 David popp

Amsinckia spectabilis    Seaside amsinckia,  Seaside fiddleneck,  Woolly breeches
native
Annual herb

BORAGINACEAE

Amsinckia spectabilis
2017 David Greenberger
Amsinckia spectabilis
2023 Toni Corelli
Amsinckia spectabilis
2020 Ken Hickman

Anagallis arvensis    Scarlet pimpernel
non-native
Annual herb

MYRSINACEAE

Anagallis arvensis
2017 B.J. Dion
Anagallis arvensis
2022 Chris McDonald
Anagallis arvensis
2023 Ron Vanderhoff

Anaphalis margaritacea    Pearly everlasting
native
Perennial herb

ASTERACEAE

Anaphalis margaritacea
2020 Bob Sweatt
Anaphalis margaritacea
2021 Ken Lunders
Anaphalis margaritacea
2014 James Gonsman

Anemone oregana    Blue windflower,  Oregon anemone,  Western wood anenome
native
Perennial herb

RANUNCULACEAE

Anemone oregana
2008 Gerald Carr
Anemone oregana
2011 Steve Matson
Anemone oregana
2011 Steve Matson

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

ASTERACEAE

Anthemis cotula
2017 Diane Etchison
Anthemis cotula
2019 Nathan Taxel
Anthemis cotula
2019 Dave Beller

Anthriscus caucalis    Bur chervil
non-native
Annual herb, Vine

APIACEAE

Anthriscus caucalis
2017 Diane Etchison
Anthriscus caucalis
2013 Toni Corelli
Anthriscus caucalis
2020 Jennifer Mo

Antirrhinum kelloggii    Climbing snapdragon,  Kellogg's snapdragon,  Lax snapdragon
native
Annual herb

PLANTAGINACEAE

Antirrhinum kelloggii
2020 Ron Vanderhoff
Antirrhinum kelloggii
2019 David Greenberger
Antirrhinum kelloggii
2019 Ron Vanderhoff

native
Perennial herb

PLANTAGINACEAE

Antirrhinum multiflorum
2018 Michael Mitchell
Antirrhinum multiflorum
Geoff Burleigh
Antirrhinum multiflorum
2016 Kristin Sabo

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

ROSACEAE

Aphanes occidentalis
2019 Ron Vanderhoff
Aphanes occidentalis
2017 Ron Vanderhoff
Aphanes occidentalis
2021 David popp

Arabis blepharophylla    Coast rock cress
rare native
Perennial herb

BRASSICACEAE

Arabis blepharophylla
2017 James Gonsman
Arabis blepharophylla
2019 Ken Hickman
Arabis blepharophylla
2017 Steve Matson

Aralia californica    California spikenard,  Elk's clover,  Elkclover
native
Perennial herb

ARALIACEAE

Aralia californica
2022 Julie A. Kierstead
Aralia californica
2020 Tri Do
Aralia californica
2014 James Gonsman

Arbutus menziesii    Madrono,  Pacific madrone
native
Tree

ERICACEAE

Arbutus menziesii
2021 Cynthia Powell
Arbutus menziesii
2021 R.A. Chasey
Arbutus menziesii
2021 Hunter Breck

Arctostaphylos andersonii    Heartleaf manzanita,  Santa cruz manzanita
rare native
Shrub

ERICACEAE

Arctostaphylos andersonii
2019 David Greenberger
Arctostaphylos andersonii
2020 Susan McDougall
Arctostaphylos andersonii
2020 Susan McDougall

Arctostaphylos nummularia    Glossy leaved manzanita,  Glossyleaf manzanita,  Shatterberry
native
Shrub

ERICACEAE

Arctostaphylos nummularia
2018 Cynthia Powell
Arctostaphylos nummularia
2022 R.A. Chasey
Arctostaphylos nummularia
2021 Mike Russler

Arctostaphylos tomentosa ssp. crustacea    Brittle leaf manzanita
native
Shrub

ERICACEAE

Arctostaphylos tomentosa ssp. crustacea
2019 Gary McDonald
Arctostaphylos tomentosa ssp. crustacea
2019 Gary McDonald
Arctostaphylos tomentosa ssp. crustacea
2022 Cara Wilcox

Arnica discoidea    Rayless arnica
native
Perennial herb

ASTERACEAE

Arnica discoidea
2020 Ken Hickman
Arnica discoidea
2019 David Magney
Arnica discoidea
2020 Eliezer Margolis

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

ASTERACEAE

Artemisia californica
2018 James Gonsman
Artemisia californica
2019 Aaron Echols
Artemisia californica
2018 Ron Vanderhoff

Artemisia douglasiana    California mugwort,  Douglas' sagewort
native
Perennial herb

ASTERACEAE

Artemisia douglasiana
2013 Brent Morgan
Artemisia douglasiana
2022 Ron Vanderhoff
Artemisia douglasiana
2021 Mike Russler

Asarum caudatum    Creeping wild ginger,  Longtail wild ginger
native
Perennial herb

ARISTOLOCHIACEAE

Asarum caudatum
2023 Dana York
Asarum caudatum
2022 Jamie Spielmann
Asarum caudatum
2016 Richard Chasey

Aster chilensis    California aster,  Pacific aster
native
Perennial herb

ASTERACEAE

Aster chilensis
2020 Suzanne L. Weakley
Aster chilensis
2013 Arcangelo Wessells
Aster chilensis
2018 Stacie Wolny

Aster radulinus    Roughleaf aster
native
Perennial herb

ASTERACEAE

Aster radulinus
2007 Keir Morse
Aster radulinus
2023 Ken-ichi Ueda
Aster radulinus
2022 Bob Sweatt

Athyrium filix-femina var. cyclosorum    Common lady fern,  Subarctic lady fern,  Western lady fern
native
Fern

ATHYRIACEAE

Athyrium filix-femina var. cyclosorum
2022 R.A. Chasey
Athyrium filix-femina var. cyclosorum
2018 David popp
Athyrium filix-femina var. cyclosorum
2008 Keir Morse

Athysanus pusillus    Athysanus,  Common sandweed,  Dwarf athysanus
native
Annual herb

BRASSICACEAE

Athysanus pusillus
2021 Paul Aigner
Athysanus pusillus
2008 Steve Matson
Athysanus pusillus
2022 Catherine Chang

Atriplex leucophylla    Beach salt bush,  Beach saltbush,  Sea scale
native
Perennial herb

CHENOPODIACEAE

Atriplex leucophylla
2006 Avis Boutell
Atriplex leucophylla
2019 Diane Etchison
Atriplex leucophylla
2020 Ken Hickman

Baccharis douglasii    Mule fat
native
Shrub

ASTERACEAE

Baccharis douglasii
2022 Ron Vanderhoff
Baccharis douglasii
2021 Mike Russler
Baccharis douglasii
2021 Mike Russler

Baccharis pilularis    Coyote brush,  Dwarf chaparral broom
native
Shrub

ASTERACEAE

Baccharis pilularis
2022 Ryan O'Dell
Baccharis pilularis
2021 Ron Vanderhoff: Staminate and pistillate plants in flower.
Baccharis pilularis
2018 Cynthia Powell

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

BRASSICACEAE

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

Berberis nervosa    Cascades oregon grape,  Oregongrape
native
Shrub

BERBERIDACEAE

Berberis nervosa
2019 Hunter Breck
Berberis nervosa
2018 Gregory Arena
Berberis nervosa
2011 Steve Matson

Berberis pinnata ssp. pinnata    California barberry,  Coast barberry,  Shiny leaf barberry
native
Shrub

BERBERIDACEAE

Berberis pinnata ssp. pinnata
2022 Alice Cummings
Berberis pinnata ssp. pinnata
2021 Ron Vanderhoff
Berberis pinnata ssp. pinnata
2021 R.A. Chasey

Blechnum spicant    Deer fern
native
Fern

BLECHNACEAE

Blechnum spicant
2018 Hunter Breck
Blechnum spicant
2013 James Gonsman
Blechnum spicant
2021 Julie A. Kierstead

Boschniakia strobilacea    California ground-cone
native
Perennial herb (parasitic)

OROBANCHACEAE

Boschniakia strobilacea
2020 Ralph Henson
Boschniakia strobilacea
2023 MCOSD EDRR
Boschniakia strobilacea
2019 Jonathan Lee

Boykinia occidentalis    Brook foam,  Coastal brookfoam,  Western boykinia
native
Perennial herb

SAXIFRAGACEAE

Boykinia occidentalis
2014 James Gonsman
Boykinia occidentalis
2017 Hunter Breck
Boykinia occidentalis
2021 Bryant Baker

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

native
Perennial herb

THEMIDACEAE

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

Bromus carinatus    California brome
native
Perennial grass

POACEAE

Bromus carinatus
2020 Ron Vanderhoff
Bromus carinatus
2022 David popp
Bromus carinatus
2014 Vertin Alvarez

Bromus vulgaris    Columbia brome,  Common brome
native
Annual grass

POACEAE

Bromus vulgaris
2020 Aaron Sunshine
Bromus vulgaris
2008 Zoya Akulova
Bromus vulgaris
2018 Neal Kramer

Cakile edentula    American searocket,  Sea rocket
non-native
Annual herb

BRASSICACEAE

Cakile edentula
2021 Friends of Five Creeks volunteers
Cakile edentula
2006 Louis-M. Landry
Cakile edentula
2010 Louis-M. Landry

Cakile maritima    European searocket,  Sea rocket
invasive non-native
Annual herb

BRASSICACEAE

Cakile maritima
2019 Diane Etchison
Cakile maritima
2014 James Gonsman
Cakile maritima
2019 Diane Etchison

Calamagrostis koelerioides    Fire reedgrass
native
Perennial grass

POACEAE

Calamagrostis koelerioides
2022 Dana York
Calamagrostis koelerioides
2022 Dana York
Calamagrostis koelerioides
2022 Dana York

Calamagrostis nutkaensis    Pacific reedgrass
native
Perennial grass

POACEAE

Calamagrostis nutkaensis
2018 Ken Hickman
Calamagrostis nutkaensis
2019 Cynthia Powell
Calamagrostis nutkaensis
2019 Ken Hickman

Calamagrostis rubescens    Pine grass,  Pinegrass
native
Perennial grass

POACEAE

Calamagrostis rubescens
2018 Ken Hickman
Calamagrostis rubescens
2009 Zoya Akulova
Calamagrostis rubescens
2009 Zoya Akulova

Calandrinia breweri    Brewer's calandrinia
rare native
Annual herb

MONTIACEAE

Calandrinia breweri
2015 Ron Vanderhoff
Calandrinia breweri
2018 Ken Hickman
Calandrinia breweri
2014 Ron Vanderhoff

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

LILIACEAE

Calochortus albus
2019 David Greenberger
Calochortus albus
2019 Cynthia Powell
Calochortus albus
2009 Bob Case

Calochortus tolmiei    Hairy star tulip,  Tolmie star tulip,  Tolmie's star tulip
native
Perennial herb

LILIACEAE

Calochortus tolmiei
2020 Steve Conger
Calochortus tolmiei
2022 Jamie Spielmann
Calochortus tolmiei
2020 Mary Ann Machi

Calochortus umbellatus    Oakland mariposa lily,  Oakland star tulip
rare native
Perennial herb (bulb)

LILIACEAE

Calochortus umbellatus
2018 Steve Matson
Calochortus umbellatus
2020 Tina Curiel
Calochortus umbellatus
2018 Steve Matson

Calypso bulbosa    Fairy slipper,  Fairyslipper orchid
native
Perennial herb

ORCHIDACEAE

Calypso bulbosa
2023 Stephanie Penn
Calypso bulbosa
2022 Marcus Tamura
Calypso bulbosa
2020 Emma Shelton

Calystegia occidentalis ssp. occidentalis    Chaparral false bindweed,  Modoc morning glory,  Western morning glory
native
Perennial herb

CONVOLVULACEAE

Calystegia occidentalis ssp. occidentalis
2016 Steve Matson
Calystegia occidentalis ssp. occidentalis
2016 Steve Matson
Calystegia occidentalis ssp. occidentalis
2019 Chico Hiking Association

Calystegia soldanella    Beach morning glory,  Beach morningglory
native
Perennial herb

CONVOLVULACEAE

Calystegia soldanella
2020 David Greenberger
Calystegia soldanella
2021 Hayley Ross
Calystegia soldanella
2021 Hayley Ross

Camissonia cheiranthifolia    Beach evening-primrose
native
Perennial herb

ONAGRACEAE

Camissonia cheiranthifolia
2019 Patrick Furtado
Camissonia cheiranthifolia
2021 Meghan Lindt
Camissonia cheiranthifolia
2019 Ron Vanderhoff

Camissonia hirtella    Hairy sun cup
native
Annual herb

ONAGRACEAE

Camissonia hirtella
2019 Ron Vanderhoff
Camissonia hirtella
2019 Steve Matson
Camissonia hirtella
2021 Dianne Lake

Campanula prenanthoides    California harebell
native
Perennial herb

CAMPANULACEAE

Campanula prenanthoides
2015 Steve Matson
Campanula prenanthoides
2015 Margaret Edwards
Campanula prenanthoides
2021 Mike Russler

Cardamine californica    California toothwort,  milkmaids
native
Perennial herb

BRASSICACEAE

Cardamine californica
2020 Barbara Peck
Cardamine californica
2019 Ron Vanderhoff
Cardamine californica
2019 Ron Vanderhoff

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

BRASSICACEAE

Cardamine oligosperma
2008 Steve Matson
Cardamine oligosperma
2017 Ron Vanderhoff
Cardamine oligosperma
2013 Ron Wolf

Carex deweyana ssp. leptopoda    Slender-footed sedge
native
Perennial grasslike herb

CYPERACEAE

Carex deweyana ssp. leptopoda
2019 Mary Merriman
Carex deweyana ssp. leptopoda
2020 Ellen Uhler
Carex deweyana ssp. leptopoda
2021 Judy Schwartz

Carex globosa    Round fruit sedge
native
Perennial grasslike herb

CYPERACEAE

Carex globosa
2014 Steve Matson
Carex globosa
2014 Steve Matson
Carex globosa
2021 John Rawlings

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

CYPERACEAE

Carex nudata
2014 John Malpas
Carex nudata
2021 Kristen Nelson
Carex nudata
2021 Kristen Nelson

Carex obnupta    Coast carex,  Slough sedge
native
Perennial grasslike herb

CYPERACEAE

Carex obnupta
2017 Steve Matson
Carex obnupta
2019 MCOSD EDRR
Carex obnupta
2022 Zoya Akulova-Barlow

Carex vesicaria var. major    Western inflated sedge
native
Perennial grasslike herb

CYPERACEAE

Carex vesicaria var. major
2015 Dana York
Carex vesicaria var. major
2003 Steve Matson
Carex vesicaria var. major
2003 Steve Matson

Castilleja affinis ssp. affinis    Coast indian paintbrush
native
Perennial herb

OROBANCHACEAE

Castilleja affinis ssp. affinis
2006 Steve Matson
Castilleja affinis ssp. affinis
2021 Dylan Neubauer
Castilleja affinis ssp. affinis
2019 Ron Vanderhoff

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

OROBANCHACEAE

Castilleja densiflora ssp. densiflora
2018 Hayley Ross
Castilleja densiflora ssp. densiflora
2019 Verna Jigour
Castilleja densiflora ssp. densiflora
2022 Alice Cummings

Castilleja foliolosa    Texas paintbrush,  Woolly indian paintbrush
native
Perennial herb

OROBANCHACEAE

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

Castilleja latifolia    Monterey indian paintbrush,  Seaside paintbrush
rare native
Perennial herb (hemiparasitic)

OROBANCHACEAE

Castilleja latifolia
2004 Keir Morse
Castilleja latifolia
2004 Keir Morse
Castilleja latifolia
2020 Mary Conway

Ceanothus cuneatus var. cuneatus    Buck brush,  Buckbrush
native
Shrub

RHAMNACEAE

Ceanothus cuneatus var. cuneatus
2022 Ryan O'Dell
Ceanothus cuneatus var. cuneatus
2021 Steve Matson
Ceanothus cuneatus var. cuneatus
2019 Cara Wilcox

Ceanothus incanus    Coast whitethorn
native
Shrub

RHAMNACEAE

Ceanothus incanus
2021 Alison Gardner
Ceanothus incanus
2019 Cara Wilcox
Ceanothus incanus
2022 Mary Conway

Ceanothus papillosus var. papillosus    warty-leaf ceanothus,  Wartleaf ceanothus
native
Shrub

RHAMNACEAE

Ceanothus papillosus var. papillosus
2022 Justin Luong
Ceanothus papillosus var. papillosus
2019 Susan McDougall
Ceanothus papillosus var. papillosus
2021 Mary Conway

Ceanothus thyrsiflorus    Blueblossom
native
Tree, Shrub

RHAMNACEAE

Ceanothus thyrsiflorus
2020 David Greenberger
Ceanothus thyrsiflorus
2022 R.A. Chasey
Ceanothus thyrsiflorus
2019 Patrick Furtado

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

ASTERACEAE

Centaurea melitensis
2019 Ron Vanderhoff
Centaurea melitensis
2020 Ron Vanderhoff
Centaurea melitensis
2020 Laura Anna Arellano

Cephalanthera austiniae    Phantom orchid
native
Perennial herb

ORCHIDACEAE

Cephalanthera austiniae
2019 Wendy Wilmes
Cephalanthera austiniae
2015 Steve Matson
Cephalanthera austiniae
2012 Kim Cabrera

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

CARYOPHYLLACEAE

Cerastium glomeratum
2023 Ron Vanderhoff
Cerastium glomeratum
2023 Ron Vanderhoff
Cerastium glomeratum
2007 Carol W. Witham

Cercocarpus betuloides var. betuloides    Birch leaf mountain mahogany
native
Tree, Shrub

ROSACEAE

Cercocarpus betuloides var. betuloides
2019 Ron Vanderhoff
Cercocarpus betuloides var. betuloides
2019 Ron Vanderhoff
Cercocarpus betuloides var. betuloides
2016 Ron Vanderhoff

Chlorogalum pomeridianum    Amole,  Soap plant,  Soaproot
native
Perennial herb

AGAVACEAE

Chlorogalum pomeridianum
2019 Patrick Furtado
Chlorogalum pomeridianum
2020 Robert Katz
Chlorogalum pomeridianum
2019 Diane Etchison

Chorizanthe diffusa    Diffuse spineflower
native
Annual herb

POLYGONACEAE

Chorizanthe diffusa
2022 Irene Rosen
Chorizanthe diffusa
2020 David Greenberger
Chorizanthe diffusa
2022 Irene Rosen

Chorizanthe pungens    Monterey spineflower
native
Annual herb

POLYGONACEAE

Chorizanthe pungens
2020 Cara Wilcox
Chorizanthe pungens
2020 Cara Wilcox
Chorizanthe pungens
2018 Evaristo Alvarez

Chrysolepis chrysophylla var. minor    Bush chinquapin,  Giant chinquapin
native
Tree, Shrub

FAGACEAE

Chrysolepis chrysophylla var. minor
2020 R.A. Chasey
Chrysolepis chrysophylla var. minor
2019 Ken Hickman
Chrysolepis chrysophylla var. minor
2009 Neal Kramer

Cirsium arvense    Canada thistle
invasive non-native
Perennial herb

ASTERACEAE

Cirsium arvense
2012 Michael Mitchell
Cirsium arvense
2012 Michael Mitchell
Cirsium arvense
2022 Donald Burk

Cirsium occidentale var. venustum    Cobwebby thistle,  Red thistle,  Venus thistle
native
Perennial herb

ASTERACEAE

Cirsium occidentale var. venustum
2020 Stacie Wolny
Cirsium occidentale var. venustum
2011 Steve Matson
Cirsium occidentale var. venustum
2011 Steve Matson

Cirsium vulgare    Bull thistle
invasive non-native
Perennial herb

ASTERACEAE

Cirsium vulgare
2017 James Bailey
Cirsium vulgare
2020 Bob Sweatt
Cirsium vulgare
2020 Bob Sweatt

Clarkia amoena ssp. amoena    Farewell to spring
native
Annual herb

ONAGRACEAE

Clarkia amoena ssp. amoena
2020 Steve Laymon
Clarkia amoena ssp. amoena
2020 Steve Laymon
Clarkia amoena ssp. amoena
2014 Richard Chasey

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

ONAGRACEAE

Clarkia unguiculata
2019 David Greenberger
Clarkia unguiculata
2021 Mike Russler
Clarkia unguiculata
2022 Suzanne L. Weakley

Claytonia perfoliata    Miners lettuce,  Miner's lettuce,  Rooreh (Ohlone)
native
Annual herb

MONTIACEAE

Claytonia perfoliata
2020 Ron Vanderhoff
Claytonia perfoliata
2015 Richard Chasey
Claytonia perfoliata
2022 Mike Russler

Clematis lasiantha    Chaparral clematis,  Pipestem
native
Perennial herb, Vine

RANUNCULACEAE

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

Clintonia andrewsiana    Andrew's clintonia,  Blue bead lily,  Red clintonia
native
Perennial herb

LILIACEAE

Clintonia andrewsiana
2022 Suzanne L. Weakley
Clintonia andrewsiana
2020 Eliezer Margolis
Clintonia andrewsiana
2013 Paul Preston

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

PLANTAGINACEAE

Collinsia multicolor
2022 Janell Hillman
Collinsia multicolor
2019 Ken Hickman
Collinsia multicolor
2018 Barry Thomson

Collomia heterophylla    Variableleaf collomia,  Varied leaved collomia
native
Annual herb

POLEMONIACEAE

Collomia heterophylla
2018 Stacie Wolny
Collomia heterophylla
2017 Steve Matson
Collomia heterophylla
2018 Parker Santiago

Conium maculatum    Poison hemlock
invasive non-native
Perennial herb

APIACEAE

Conium maculatum
2019 James Bailey
Conium maculatum
2013 Toni Corelli
Conium maculatum
2016 Cynthia Powell

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

ORCHIDACEAE

Corallorrhiza maculata
2023 Steve Conger
Corallorrhiza maculata
2013 BOB CASE
Corallorrhiza maculata
2018 Rick Wachs

Corallorrhiza striata    Hooded coralroot,  Striped coral root
native
Perennial herb

ORCHIDACEAE

Corallorrhiza striata
2021 Mary Ann Machi
Corallorrhiza striata
2022 Steve Conger
Corallorrhiza striata
2019 Timothy Boomer

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

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

CORNACEAE

Cornus sericea ssp. sericea
2003 Steve Matson
Cornus sericea ssp. sericea
2019 Richard Spjut
Cornus sericea ssp. sericea
2020 Doug Allshouse

Corylus cornuta var. californica    Beaked hazelnut
native
Shrub

BETULACEAE

Corylus cornuta var. californica
2021 Zoya Akulova-Barlow
Corylus cornuta var. californica
2017 John Game
Corylus cornuta var. californica
2019 Belinda Lo

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

ASTERACEAE

Cotula australis
2023 Mike Russler
Cotula australis
2022 Ron Vanderhoff
Cotula australis
2023 Mike Russler

Cotula coronopifolia    Brass buttons,  Common brassbuttons
invasive non-native
Perennial herb

ASTERACEAE

Cotula coronopifolia
2022 Steve Matson
Cotula coronopifolia
2022 Steve Matson
Cotula coronopifolia
2018 Adam Chasey

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    Cleveland's cryptantha,  Common cryptantha
native
Annual herb

BORAGINACEAE

Cryptantha clevelandii
2019 Ron Vanderhoff
Cryptantha clevelandii
2019 Diane Etchison
Cryptantha clevelandii
2019 Diane Etchison

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

BORAGINACEAE

Cryptantha micromeres
2021 Jodi McGraw
Cryptantha micromeres
2020 Ken Hickman
Cryptantha micromeres
2019 John Rawlings

Cryptantha muricata    Pointed cryptantha,  Prickly cryptantha,  Prickly popcorn flower
native
Annual herb

BORAGINACEAE

Cryptantha muricata
2021 R.A. Chasey
Cryptantha muricata
2019 Marisa Persaud
Cryptantha muricata
2019 Marisa Persaud

Cupressus abramsiana    Santa cruz cypress
native
Tree

CUPRESSACEAE

Cupressus abramsiana
2021 R.A. Chasey
Cupressus abramsiana
2021 R.A. Chasey
Cupressus abramsiana
2021 R.A. Chasey

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

CONVOLVULACEAE

Cuscuta subinclusa
2018 Ron Vanderhoff
Cuscuta subinclusa
2020 Ron Vanderhoff
Cuscuta subinclusa
2018 Ron Vanderhoff

Cynoglossum grande    Hound's tongue,  Western houndstongue,  Adelinia
native
Perennial herb

BORAGINACEAE

Cynoglossum grande
2019 Eliezer Margolis
Cynoglossum grande
2021 Dee Shea Himes
Cynoglossum grande
2022 David Strauch

Cystopteris fragilis    Bladder fern,  Brittle bladder fern,  Brittle fern
native
Fern

CYSTOPTERIDACEAE

Cystopteris fragilis
2020 Bob Sweatt
Cystopteris fragilis
2021 Mike Russler
Cystopteris fragilis
2023 Ken-ichi Ueda

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

Delphinium nudicaule    Canyon larkspur,  Red or Orange Larkspur,  Red larkspur
native
Perennial herb

RANUNCULACEAE

Delphinium nudicaule
2006 Steve Matson
Delphinium nudicaule
2006 Steve Matson
Delphinium nudicaule
2021 Cara Wilcox

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

Deschampsia danthonioides    Annual hairgrass
native
Annual grass

POACEAE

Deschampsia danthonioides
2003 Steve Matson
Deschampsia danthonioides
2003 Steve Matson
Deschampsia danthonioides
2018 Emily Allen

Deschampsia elongata    Hairgrass,  Slender hairgrass
native
Perennial grass

POACEAE

Deschampsia elongata
2021 John Rawlings
Deschampsia elongata
2021 John Rawlings
Deschampsia elongata
2023 Robert Steers

Dicentra formosa    Pacific bleeding heart,  Pacific bleedinghearts
native
Perennial herb

PAPAVERACEAE

Dicentra formosa
2005 Steve Matson
Dicentra formosa
2005 Steve Matson
Dicentra formosa
2005 Steve Matson

Digitalis purpurea    Purple foxglove
invasive non-native
Perennial herb

PLANTAGINACEAE

Digitalis purpurea
2017 James Gonsman
Digitalis purpurea
2018 Lindsay T. Cook
Digitalis purpurea
2020 Woody Elliott

Disporum hookeri    Drops of gold
native
Perennial herb

LILIACEAE

Disporum hookeri
2019 Stacie Wolny
Disporum hookeri
2020 Ken Lunders
Disporum hookeri
2019 Stacie Wolny

Distichlis spicata    Inland saltgrass,  Salt grass,  Saltgrass
native
Perennial grass

POACEAE

Distichlis spicata
2020 Matt Berger
Distichlis spicata
2019 Ron Vanderhoff
Distichlis spicata
2022 Donald Burk

Dodecatheon hendersonii    Mosquito bill
native
Perennial herb

PRIMULACEAE

Dodecatheon hendersonii
2020 BLM Redding Field Office
Dodecatheon hendersonii
2017 John Game
Dodecatheon hendersonii
2022 Jamie Spielmann

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

DRYOPTERIDACEAE

Dryopteris arguta
2018 James Gonsman
Dryopteris arguta
2019 Rebecca Crowe
Dryopteris arguta
2023 Julia Markey

Dudleya cymosa    Canyon dudleya,  Canyon liveforever,  Rock lettuce
native
Perennial herb

CRASSULACEAE

Dudleya cymosa
2019 Paul Aigner
Dudleya cymosa
2020 Robert Langellier
Dudleya cymosa
2019 Janith Johnson

Dudleya farinosa    Bluff lettuce,  North coast dudleya,  Powdery liveforever
native
Perennial herb

CRASSULACEAE

Dudleya farinosa
2022 Mike Russler
Dudleya farinosa
2019 Amy Rapport
Dudleya farinosa
2019 Heather Morrison

Elymus glaucus    Blue wildrye
native
Perennial grass

POACEAE

Elymus glaucus
2020 Denise Defreese
Elymus glaucus
2019 Patrick Furtado
Elymus glaucus
2018 Cynthia Powell

Emmenanthe penduliflora    Whispering bells,  Whisperingbells
native
Annual herb

HYDROPHYLLACEAE

Emmenanthe penduliflora
2016 Steven M Norris
Emmenanthe penduliflora
2021 Aaron Echols
Emmenanthe penduliflora
2018 Ron Vanderhoff

Epilobium canum    California fuchsia,  Hummingbird trumpet,  zauschneria
native
Perennial herb

ONAGRACEAE

Epilobium canum
2018 Ron Vanderhoff
Epilobium canum
2015 Gerald Carr
Epilobium canum
2015 Gerald Carr

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 Ron Vanderhoff

Epilobium ciliatum ssp. watsonii    Fringed willowherb,  Watson's willowherb,  Willow herb
native
Perennial herb

ONAGRACEAE

Epilobium ciliatum ssp. watsonii
2012 BOB CASE
Epilobium ciliatum ssp. watsonii
2012 BOB CASE
Epilobium ciliatum ssp. watsonii
2021 Jamie Spielmann

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
2009 Keir Morse

Epipactis helleborine    Broadleaf helleborine
non-native
Perennial herb

ORCHIDACEAE

Epipactis helleborine
2020 Cara Wilcox
Epipactis helleborine
2019 Stacie Wolny
Epipactis helleborine
2022 David Strauch

Equisetum arvense    Common horsetail rush,  Common horsetail, field horsetail,  Field horsetail
native
Fern

EQUISETACEAE

Equisetum arvense
2022 Suzanne L. Weakley
Equisetum arvense
2021 Cynthia Powell
Equisetum arvense
2016 Cynthia Powell

Equisetum hyemale ssp. affine    Giant scouring rush
native
Fern

EQUISETACEAE

Equisetum hyemale ssp. affine
2013 Michael Mitchell
Equisetum hyemale ssp. affine
2021 Ron Vanderhoff
Equisetum hyemale ssp. affine
2013 Michael Mitchell

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

EQUISETACEAE

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

Erechtites minima    Coastal burnweed
non-native
Annual, Perennial herb

ASTERACEAE

Erechtites minima
2012 Michael Mitchell
Erechtites minima
2012 Michael Mitchell
Erechtites minima
2012 Michael Mitchell

Eremocarpus setigerus    Turkey-mullein
native
Annual herb

EUPHORBIACEAE

Eremocarpus setigerus
2011 Steve Matson
Eremocarpus setigerus
2011 Steve Matson
Eremocarpus setigerus
2014 Richard Chasey

Ericameria arborescens    Golden fleece,  Goldenfleece
native
Shrub

ASTERACEAE

Ericameria arborescens
2019 Bryant Baker
Ericameria arborescens
2019 Bryant Baker
Ericameria arborescens
2015 Hayley Ross

Erigeron glaucus    Seaside daisy,  Seaside fleabane
native
Perennial herb

ASTERACEAE

Erigeron glaucus
2023 Toni Corelli
Erigeron glaucus
2019 James Gonsman
Erigeron glaucus
2018 Asa B Spade

Eriodictyon californicum    California yerba santa,  Yerba santa
native
Shrub

NAMACEAE

Eriodictyon californicum
2023 Suzanne L. Weakley
Eriodictyon californicum
2022 BOB CASE
Eriodictyon californicum
2020 Julie A. Kierstead

Eriogonum latifolium    Coast buckwheat,  Coast eriogonum,  Seaside buckwheat
native
Perennial herb

POLYGONACEAE

Eriogonum latifolium
2016 Suzanne L. Weakley
Eriogonum latifolium
2021 Dylan Neubauer
Eriogonum latifolium
2019 Patrick Furtado

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

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

ASTERACEAE

Eriophyllum staechadifolium
2020 Susan McDougall
Eriophyllum staechadifolium
2014 James Gonsman
Eriophyllum staechadifolium
2019 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
2017 Gary McDonald
Erodium botrys
2015 Ken Lunders

Erysimum franciscanum    Franciscan wallflower,  San francisco wallflower
rare native
Perennial herb

BRASSICACEAE

Erysimum franciscanum
2019 Patrick Furtado
Erysimum franciscanum
2018 Ken Lunders
Erysimum franciscanum
2019 Jane Huber

Eschscholzia californica    California poppy
native
Annual, Perennial herb

PAPAVERACEAE

Eschscholzia californica
2019 Dee Shea Himes
Eschscholzia californica
2021 Ron Vanderhoff
Eschscholzia californica
2019 Amy Rapport

Euonymus occidentalis var. occidentalis    Western burning bush
native
Tree, Shrub

CELASTRACEAE

Euonymus occidentalis var. occidentalis
2021 Chris Brant
Euonymus occidentalis var. occidentalis
2019 Toni Corelli
Euonymus occidentalis var. occidentalis
2021 Chris Brant

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

ASTERACEAE

Euthamia occidentalis
2021 Steve Matson
Euthamia occidentalis
2018 Ron Vanderhoff
Euthamia occidentalis
2021 R.A. Chasey

Festuca californica    California fescue
native
Perennial grass

POACEAE

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

Festuca occidentalis    Western fescue
native
Perennial grass

POACEAE

Festuca occidentalis
2011 Steve Matson
Festuca occidentalis
2011 Steve Matson
Festuca occidentalis
2011 Steve Matson

Filago californica    California cottonrose
native
Annual herb

ASTERACEAE

Filago californica
2019 Steve Matson
Filago californica
2019 Steve Matson
Filago californica
2019 Matt Berger

Fragaria chiloensis    Beach strawberry
native
Perennial herb

ROSACEAE

Fragaria chiloensis
2016 Teresa R Spade, AICP
Fragaria chiloensis
2019 Patrick Furtado
Fragaria chiloensis
2020 Carlos Davidson

Fragaria vesca    California strawberry,  Wild strawberry,  Wood strawberry
native
Perennial herb

ROSACEAE

Fragaria vesca
2020 Cara Wilcox
Fragaria vesca
2017 James Gonsman
Fragaria vesca
2022 Dee Shea Himes

Fremontodendro californicum ssp. californicum    Small Tree-Mallow


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

LILIACEAE

Fritillaria affinis var. affinis
2017 Steve Matson
Fritillaria affinis var. affinis
2008 Steve Matson
Fritillaria affinis var. affinis
2020 Karen Swift

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    Climbing bedstraw,  Graceful bedstraw,  Nuttall's bedstraw
native
Vine, Shrub

RUBIACEAE

Galium porrigens
2018 Stacie Wolny
Galium porrigens
2022 R.A. Chasey
Galium porrigens
2022 Ron Vanderhoff

Galium triflorum    Fragrant bedstraw,  Sweet bedstraw,  Sweet scented bedstraw
native
Annual herb

RUBIACEAE

Galium triflorum
2022 Ken-ichi Ueda
Galium triflorum
2022 Ken-ichi Ueda
Galium triflorum
2018 Ken Hickman

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 ventricosum    Nit grass
non-native
Annual grass

POACEAE

Gastridium ventricosum
2020 Ron Vanderhoff
Gastridium ventricosum
2020 Ron Vanderhoff
Gastridium ventricosum
2001 Julie Kierstead Nelson

Gaultheria shallon    Salal
native
Shrub

ERICACEAE

Gaultheria shallon
2018 Saskia Raether
Gaultheria shallon
2020 Mary Sue Ittner
Gaultheria shallon
2022 Julie A. Kierstead

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

GERANIACEAE

Geranium dissectum
2021 Al Keuter
Geranium dissectum
2023 Ron Vanderhoff
Geranium dissectum
2014 Bryan Derr

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

POLEMONIACEAE

Gilia clivorum
2013 Gary McDonald
Gilia clivorum
2013 Gary McDonald
Gilia clivorum
2023 Mary Gerbic

Githopsis specularioides    Common bluecup,  Venus' looking glass
native
Annual herb

CAMPANULACEAE

Githopsis specularioides
2016 Steve Matson
Githopsis specularioides
2016 Steve Matson
Githopsis specularioides
2021 Mike Russler

Gnaphalium stramineum    Cottonbatting plant
native
Perennial herb

ASTERACEAE

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

Goodyera oblongifolia    Rattlesnake plantain,  Western rattlesnake plantain
native
Perennial herb

ORCHIDACEAE

Goodyera oblongifolia
2020 Bob Sweatt
Goodyera oblongifolia
2019 Glenn Fine
Goodyera oblongifolia
2019 Julie A. Kierstead

Grindelia stricta var. angustifolia    Marsh gumplant,  Oregon gumweed
native
Perennial herb

ASTERACEAE

Grindelia stricta var. angustifolia
2021 Helen Hancock
Grindelia stricta var. angustifolia
2021 Toni Corelli
Grindelia stricta var. angustifolia
2014 James Gonsman

Guillenia lasiophylla    California mustard
native
Annual herb

BRASSICACEAE

Guillenia lasiophylla
2023 Steve Matson
Guillenia lasiophylla
2019 Paul Aigner
Guillenia lasiophylla
2020 Matt Berger

Helianthemum scoparium    Peak Rushrose
native
Shrub

CISTACEAE

Helianthemum scoparium
2018 Debra L. Cook
Helianthemum scoparium
2020 Mary Conway
Helianthemum scoparium
2022 R.A. Chasey

Hemitomes congestum    Coneplant,  Gnome plant
native
Perennial herb (mycoparasitic)

ERICACEAE

Hemitomes congestum
2016 William Maslach
Hemitomes congestum
2016 Robert Ferber
Hemitomes congestum
2019 Ken Hickman

Hemizonia corymbosa    Coastal tarweed
native
Annual herb

ASTERACEAE

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

Heracleum lanatum    Common cow parsnip
native
Perennial herb

APIACEAE

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

Heteromeles arbutifolia    Christmas berry,  Toyon
native
Shrub

ROSACEAE

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

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

ASTERACEAE

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

Heuchera micrantha    Alum root,  Crevice alumroot
native
Perennial herb

SAXIFRAGACEAE

Heuchera micrantha
2021 Mary Ann Machi
Heuchera micrantha
2020 Susan McDougall
Heuchera micrantha
2020 Ken Lunders

Hieracium albiflorum    White flowered hawkweed,  White hawkweed
native
Perennial herb

ASTERACEAE

Hieracium albiflorum
2003 Steve Matson
Hieracium albiflorum
2021 Doug Allshouse
Hieracium albiflorum
2020 Bob Sweatt

Hierochloe occidentalis    Califonria sweet grass,  Vanilla grass
native
Perennial grass

POACEAE

Hierochloe occidentalis
2022 John Rawlings
Hierochloe occidentalis
2022 R.A. Chasey
Hierochloe occidentalis
2022 John Rawlings

Hoita orbicularis    Creeping leather root,  Round leaved psoralea,  Roundleaf leather root
native
Perennial herb

FABACEAE

Hoita orbicularis
2015 Tim Miller
Hoita orbicularis
2018 Hunter Breck
Hoita orbicularis
2019 Shane Hanofee

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

POACEAE

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

Holodiscus discolor    Cream bush,  Ocean spray,  Oceanspray
native
Shrub

ROSACEAE

Holodiscus discolor
2019 Bob Sweatt
Holodiscus discolor
2020 Camille Nowell
Holodiscus discolor
2023 Doug Zimmerman

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

ASTERACEAE

Hypochaeris glabra
2020 Ron Vanderhoff
Hypochaeris glabra
2017 Gary McDonald
Hypochaeris glabra
2019 Ron Vanderhoff

Iris douglasiana    Douglas iris,  Douglas' iris
native
Perennial herb

IRIDACEAE

Iris douglasiana
2020 Susan McDougall
Iris douglasiana
2019 Patrick Furtado
Iris douglasiana
2022 Suzanne L. Weakley

Iris macrosiphon    Bowltube iris,  Ground iris,  Long tubed iris
native
Perennial herb

IRIDACEAE

Iris macrosiphon
2017 Steve Matson
Iris macrosiphon
2018 James Gonsman
Iris macrosiphon
2019 Gabe Cashman

Isopyrum occidentale    WESTERN RUE-ANEMONE,  Western false rue anemone
native
Perennial herb

RANUNCULACEAE

Isopyrum occidentale
2017 Steve Matson
Isopyrum occidentale
2017 Steve Matson
Isopyrum occidentale
2004 Steve Matson

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

JUNCACEAE

Juncus bufonius
2019 Ron Vanderhoff
Juncus bufonius
2019 Ron Vanderhoff
Juncus bufonius
2023 Ron Vanderhoff

Juncus lesueurii    Dune rush
native
Perennial grasslike herb

JUNCACEAE

Juncus lesueurii
2008 Toni Corelli
Juncus lesueurii
2008 Toni Corelli
Juncus lesueurii
2008 Toni Corelli

Juncus patens    Common rush,  Spreading rush
native
Perennial grasslike herb

JUNCACEAE

Juncus patens
2022 R.A. Chasey
Juncus patens
2022 R.A. Chasey
Juncus patens
2008 Neal Kramer

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

JUNCACEAE

Juncus xiphioides
2016 Erik Larsen
Juncus xiphioides
2017 Ron Vanderhoff
Juncus xiphioides
2023 R.A. Chasey

Keckiella corymbosa    Red beardtongue,  Redwood keckiella
native
Shrub

PLANTAGINACEAE

Keckiella corymbosa
2021 Mary Ann Machi
Keckiella corymbosa
2019 David Greenberger
Keckiella corymbosa
2022 Ryan O'Dell

Lasthenia californica    California goldfields,  Common goldfields,  Valley goldfields
native
Annual herb

ASTERACEAE

Lasthenia californica
2017 David Greenberger
Lasthenia californica
2020 Susan White
Lasthenia californica
2017 MCOSD EDRR

Lathyrus odoratus    Common sweet pea,  Garden sweet pea,  Sweetpea
non-native
Annual herb

FABACEAE

Lathyrus odoratus
2017 danielle noe
Lathyrus odoratus
2022 Ron Vanderhoff
Lathyrus odoratus
2022 Ron Vanderhoff

Lathyrus torreyi    Redwood pea,  Torrey's pea
native
Perennial herb

FABACEAE

Lathyrus torreyi
2018 Hayley Ross
Lathyrus torreyi
2018 Hayley Ross
Lathyrus torreyi
2019 Jon Thompson

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
2015 Chris Jaster

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

LAMIACEAE

Lepechinia calycina
2020 Janice Kuch
Lepechinia calycina
2021 Ryan Carle
Lepechinia calycina
2023 Mike Russler

Leymus mollis ssp. mollis    American dune grass, sea lyme grass
native
Perennial grass

POACEAE

Leymus mollis ssp. mollis
2021 Ramona Robison
Leymus mollis ssp. mollis
2021 Ramona Robison
Leymus mollis ssp. mollis
2009 Toni Corelli

native
Perennial herb

LILIACEAE

Lilium pardalinum ssp. pardalinum
2015 Steve Matson
Lilium pardalinum ssp. pardalinum
2015 Steve Matson
Lilium pardalinum ssp. pardalinum
2015 Steve Matson

Linanthus androsaceus    False babystars
native
Annual herb

POLEMONIACEAE

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

native
Annual herb

POLEMONIACEAE

Linanthus pygmaeus ssp. continentalis
2019 Steve Matson
Linanthus pygmaeus ssp. continentalis
2019 Steve Matson
Linanthus pygmaeus ssp. continentalis
2019 Steve Matson

native
Tree, Shrub

FAGACEAE

Lithocarpus densiflorus var. densiflorus
2020 R.A. Chasey
Lithocarpus densiflorus var. densiflorus
2022 David popp
Lithocarpus densiflorus var. densiflorus
2020 Susan McDougall

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

SAXIFRAGACEAE

Lithophragma affine
2017 Bonnie Nickel
Lithophragma affine
2022 Mike Russler
Lithophragma affine
2019 Diane Etchison

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

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

APIACEAE

Lomatium dasycarpum ssp. dasycarpum
2017 James Gonsman
Lomatium dasycarpum ssp. dasycarpum
2018 Gary McDonald
Lomatium dasycarpum ssp. dasycarpum
2018 Gary McDonald

Lomatium macrocarpum    Bigseed biscuitroot,  Large fruited lomatium
native
Perennial herb

APIACEAE

Lomatium macrocarpum
2018 Gary McDonald
Lomatium macrocarpum
2022 John Rawlings
Lomatium macrocarpum
2013 Gary McDonald

Lonicera hispidula var. vacillans    Pink honeysuckle
native
Vine, Shrub

CAPRIFOLIACEAE

Lonicera hispidula var. vacillans
2019 Stacie Wolny
Lonicera hispidula var. vacillans
2019 Stacie Wolny
Lonicera hispidula var. vacillans
2021 Bryant Baker

Lonicera involucrata    Coast twinberry,  Twin berry,  Twinberry honeysuckle
native
Shrub

CAPRIFOLIACEAE

Lonicera involucrata
2021 Suzanne L. Weakley
Lonicera involucrata
2020 Susan McDougall
Lonicera involucrata
2020 Camille Nowell

Lotus crassifolius var. crassifolius    Broad leaved lotus
native
Perennial herb

FABACEAE

Lotus crassifolius var. crassifolius
2019 Ron Vanderhoff
Lotus crassifolius var. crassifolius
2015 Steve Matson
Lotus crassifolius var. crassifolius
2015 Steve Matson

Lotus humistratus    hill lotus
native
Annual herb

FABACEAE

Lotus humistratus
2005 Steve Matson
Lotus humistratus
2005 Steve Matson
Lotus humistratus
2018 Steve Matson

Lotus junceus    Rush lotus
native
Perennial herb

FABACEAE

Lotus junceus
2016 John Doyen
Lotus junceus
2020 Diana Wahl
Lotus junceus
2016 John Doyen

Lotus micranthus    Hill lotus
native
Annual herb

FABACEAE

Lotus micranthus
2019 Ron Vanderhoff
Lotus micranthus
2005 Steve Matson
Lotus micranthus
2005 Steve Matson

Lotus purshianus var. purshianus    American bird's foot trefoil,  American trefoil,  Spanish lotus
native
Annual herb

FABACEAE

Lotus purshianus var. purshianus
2019 Ron Vanderhoff
Lotus purshianus var. purshianus
2019 Matt Berger
Lotus purshianus var. purshianus
2017 David Wolfson

Lotus scoparius    Deerweed
native
Perennial herb

FABACEAE

Lotus scoparius
2021 Ron Vanderhoff
Lotus scoparius
2019 Diane Etchison
Lotus scoparius
2020 Bryant Baker

Lotus wrangelianus    Wrangel lotus
native
Annual herb

FABACEAE

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

Lupinus arboreus    Coastal bush lupine,  Yellow bush lupine
native
Shrub

FABACEAE

Lupinus arboreus
2019 Patrick Furtado
Lupinus arboreus
2014 Steve Matson
Lupinus arboreus
2020 Steve Matson

Lupinus nanus    Sky lupine
native
Annual herb

FABACEAE

Lupinus nanus
2023 R.A. Chasey
Lupinus nanus
2019 Mary Conway
Lupinus nanus
2016 Steve Matson

Luzula comosa    Common wood rush,  Hairy wood rush,  Pacific woodrush
native
Perennial grasslike herb

JUNCACEAE

Luzula comosa
2019 Matt Berger
Luzula comosa
2021 Steve Matson
Luzula comosa
2021 Steve Matson

Madia elegans    Common madia
native
Annual herb

ASTERACEAE

Madia elegans
2021 Jamie Spielmann
Madia elegans
2021 Mike Russler
Madia elegans
2020 Diane Etchison

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

ASTERACEAE

Madia exigua
2023 Dianne Lake
Madia exigua
2023 Ron Vanderhoff
Madia exigua
2021 Helen Hancock

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

ASTERACEAE

Madia gracilis
2022 Mike Russler
Madia gracilis
2021 Amber Bedgood
Madia gracilis
2019 Ron Vanderhoff

Madia madioides    Woodland madia
native
Perennial herb

ASTERACEAE

Madia madioides
2019 Ken Lunders
Madia madioides
2020 Cara Wilcox
Madia madioides
2016 Cynthia Powell

Malacothamnus fasciculatus    Chaparral bushmallow,  Southern coastal bushmallow
native
Shrub

MALVACEAE

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

Malus sylvestris    Paradise apple
non-native
Tree

ROSACEAE

Malus sylvestris
2014 Ramona Robison
Malus sylvestris
2018 Angelique Herman
Malus sylvestris
2005 Louis-M. Landry

Marah fabaceus    California man-root
native
Perennial herb, Vine

CUCURBITACEAE

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

Marrubium vulgare    White horehound
invasive non-native
Perennial herb

LAMIACEAE

Marrubium vulgare
2013 Gary McDonald
Marrubium vulgare
2015 Diane Etchison
Marrubium vulgare
2018 Nancy Hamlett

Meconella californica    California fairypoppy,  California meconella
native
Annual herb

PAPAVERACEAE

Meconella californica
2021 Karen Swift
Meconella californica
2016 Bob Case
Meconella californica
2017 David Greenberger

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

Metasequoia glyptostroboides    Dawn redwood
non-native
Tree

CUPRESSACEAE

Metasequoia glyptostroboides
2022 David popp
Metasequoia glyptostroboides
2017 Gregory Arena
Metasequoia glyptostroboides
2017 Gregory Arena

Mimulus aurantiacus    Orange Bush Monkeyflower
native
Shrub

PHRYMACEAE

Mimulus aurantiacus
2023 Bill Kress
Mimulus aurantiacus
2019 Stacie Wolny
Mimulus aurantiacus
2019 Gary McDonald

Mimulus douglasii    Purple mouse ears
native
Annual herb

PHRYMACEAE

Mimulus douglasii
2022 Mike Russler
Mimulus douglasii
2021 Mary Ann Machi
Mimulus douglasii
2017 John Rawlings

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

PHRYMACEAE

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

Mimulus moschatus    Musk monkeyflower
native
Perennial herb

PHRYMACEAE

Mimulus moschatus
2014 James Gonsman
Mimulus moschatus
2019 Matt Berger
Mimulus moschatus
2018 Julie Kierstead Nelson

Minuartia douglasii    Douglas' Stitchwort
native
Annual herb

CARYOPHYLLACEAE

Minuartia douglasii
2022 Steve Matson
Minuartia douglasii
2019 Stacie Wolny
Minuartia douglasii
2021 R.A. Chasey

Monardella villosa    Coyote mint
native
Perennial herb

LAMIACEAE

Monardella villosa
2020 Mary Sue Ittner
Monardella villosa
2019 Patrick Furtado
Monardella villosa
2019 Patricia Ashe

Montia parvifolia    Littleleaf minerslettuce,  Showy rock montia
native
Perennial herb

MONTIACEAE

Montia parvifolia
2021 Steve Matson
Montia parvifolia
2017 Steve Matson
Montia parvifolia
2017 Steve Matson

Myrica californica    California wax myrtle
native
Tree, Shrub

MYRICACEAE

Myrica californica
2023 Diana Wahl
Myrica californica
2019 Michelle Karle
Myrica californica
2019 Michelle Karle

Navarretia atractyloides    Holly leaf navarretia,  Hollyleaf pincushionplant
native
Annual herb

POLEMONIACEAE

Navarretia atractyloides
2019 Diane Etchison
Navarretia atractyloides
2010 George Butterworth
Navarretia atractyloides
2019 Ken Hickman

Navarretia mellita    Honeyscented pincushionplant,  Skunk navarretia
native
Annual herb

POLEMONIACEAE

Navarretia mellita
2019 Steve Matson
Navarretia mellita
2019 Steve Matson
Navarretia mellita
2019 Steve Matson

Navarretia squarrosa    Skunkbush,  Skunkweed
native
Annual herb

POLEMONIACEAE

Navarretia squarrosa
2019 Marisa Persaud
Navarretia squarrosa
2019 Patrick Furtado
Navarretia squarrosa
2022 Suzanne L. Weakley

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

HYDROPHYLLACEAE

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

Nuphar luteum ssp. polysepalum    Indian pond lily,  Rocky mountain pond lily,  Yellow pond lily
native
Perennial herb (aquatic)

NYMPHAEACEAE

Nuphar luteum ssp. polysepalum
2016 mark kircher
Nuphar luteum ssp. polysepalum
2005 Lisa Powers
Nuphar luteum ssp. polysepalum
2016 mark kircher

Oemleria cerasiformis    Indian plum,  Oso berry
native
Shrub

ROSACEAE

Oemleria cerasiformis
2019 Margo Bors
Oemleria cerasiformis
2019 Stacie Wolny
Oemleria cerasiformis
2023 David Wolfson

Oenanthe sarmentosa    Pacific oenanthe,  Water parsley
native
Perennial herb

APIACEAE

Oenanthe sarmentosa
2021 Don Hollander
Oenanthe sarmentosa
2021 Ron Vanderhoff
Oenanthe sarmentosa
2021 Rosaleen

Orobanche bulbosa    Chaparral broomrape
native
Perennial herb (parasitic)

OROBANCHACEAE

Orobanche bulbosa
2019 David Greenberger
Orobanche bulbosa
2022 R.A. Chasey
Orobanche bulbosa
2022 Hunter Breck

Orobanche fasciculata    Clustered broomrape
native
Perennial herb (parasitic)

OROBANCHACEAE

Orobanche fasciculata
2016 Jim Xerogeanes
Orobanche fasciculata
2016 Jim Xerogeanes
Orobanche fasciculata
2016 Yolanda Waddell

Orobanche uniflora    Purple broomrape

Annual herb

OROBANCHACEAE

Orobanche uniflora
2022 Helen Hancock
Orobanche uniflora
2023 Katie O'Hara-Kelly
Orobanche uniflora
2022 Christopher Collier

Osmorhiza chilensis    Sweet cicely
native
Perennial herb

APIACEAE

Osmorhiza chilensis
2021 Mike Russler
Osmorhiza chilensis
2020 Bob Sweatt
Osmorhiza chilensis
2020 Bob Sweatt

Oxalis oregana    Redwood sorrel
native
Perennial herb

OXALIDACEAE

Oxalis oregana
2021 Caitlyn Allchin
Oxalis oregana
2021 Steve Matson
Oxalis oregana
2021 Steve Matson

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

OROBANCHACEAE

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

Penstemon rattanii var. kleei    Santa cruz mtns. beardtongue
rare native
Perennial herb

PLANTAGINACEAE

Penstemon rattanii var. kleei
2022 Lawrence Erickson
Penstemon rattanii var. kleei
2012 Dylan Neubauer
Penstemon rattanii var. kleei
2012 Dylan Neubauer

native
Fern

PTERIDACEAE

Pentagramma triangularis ssp. triangularis
2019 James Gonsman
Pentagramma triangularis ssp. triangularis
2008 Steve Matson
Pentagramma triangularis ssp. triangularis
2008 Steve Matson

Perideridia gairdneri    Gairdner's yampah,  Gardner's yampah
native
Perennial herb

APIACEAE

Perideridia gairdneri
2023 Cynthia Powell
Perideridia gairdneri
2021 Larry Dizmang
Perideridia gairdneri
2021 Mary Conway

Petasites frigidus var. palmatus    Arctic sweet coltsfoot,  Western coltsfoot
native
Perennial herb

ASTERACEAE

Petasites frigidus var. palmatus
2022 Zoya Akulova-Barlow
Petasites frigidus var. palmatus
2023 Suzanne L. Weakley
Petasites frigidus var. palmatus
2019 Steve Conger

Phacelia malvifolia    Stinging phacelia
native
Annual herb

HYDROPHYLLACEAE

Phacelia malvifolia
2018 Michael Mitchell
Phacelia malvifolia
2022 Jennifer Mo
Phacelia malvifolia
2013 Toni Corelli

Phacelia suaveolens var. suaveolens    Sweet scented phacelia,  Sweetscented phacelia
native
Annual herb

HYDROPHYLLACEAE

Phacelia suaveolens var. suaveolens
2019 Ken Hickman
Phacelia suaveolens var. suaveolens
2022 R.A. Chasey
Phacelia suaveolens var. suaveolens
2016 Cindy Roessler

Phoradendron villosum    Mistletoe
native
Shrub (parasitic)

VISCACEAE

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

Pickeringia montana var. montana    Montana chaparral pea
native
Shrub

FABACEAE

Pickeringia montana var. montana
2022 Ron Vanderhoff
Pickeringia montana var. montana
2022 Ron Vanderhoff
Pickeringia montana var. montana
2022 Ron Vanderhoff

Pinus attenuata    Knobcone pine,  Scrub pine
native
Tree

PINACEAE

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

Pinus radiata    Monterey pine
native
Tree

PINACEAE

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

Piperia candida    White flowered rein orchid,  Whiteflower rein orchid
rare native
Perennial herb

ORCHIDACEAE

Piperia candida
2019 Peter Warner
Piperia candida
2012 Raymond Prothero
Piperia candida
2019 Peter Warner

Piperia elegans    Coast piperia,  Elegant piperia,  Elegant rein orchid
native
Perennial herb

ORCHIDACEAE

Piperia elegans
2018 Alexandra Kookootsedes
Piperia elegans
2022 Julia Larke
Piperia elegans
2022 Hunter Breck

Piperia transversa    Mountain piperia,  Royal rein orchid,  Flat Spurred Piperia
native
Perennial herb

ORCHIDACEAE

Piperia transversa
2015 Steve Matson
Piperia transversa
2015 Steve Matson
Piperia transversa
2005 Keir Morse

Plagiobothrys chorisianus var. hickmanii    Hickman's popcorn flower,  Hickman's popcornflower
rare native
Annual herb

BORAGINACEAE

Plagiobothrys chorisianus var. hickmanii
2022 Steven Mills Glascock
Plagiobothrys chorisianus var. hickmanii
2023 Ellen Uhler
Plagiobothrys chorisianus var. hickmanii
2022 Irene Rosen

Plagiobothrys collinus var. californicus    California popcorn flower,  Cooper's popcornflower
native
Annual herb

BORAGINACEAE

Plagiobothrys collinus var. californicus
2023 Ron Vanderhoff
Plagiobothrys collinus var. californicus
2019 Ron Vanderhoff
Plagiobothrys collinus var. californicus
2021 Ron Vanderhoff

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

PLANTAGINACEAE

Plantago erecta
2021 Charles Russell
Plantago erecta
2008 Margo Bors
Plantago erecta
2022 Mike Russler

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
2021 Ken Lunders

Plantago maritima    Alkali plantain,  Goose tongue,  Maritime plantain
native
Perennial herb

PLANTAGINACEAE

Plantago maritima
2018 Adam Chasey
Plantago maritima
2021 Jamie Spielmann
Plantago maritima
2020 Ken Hickman

Plectritis congesta    Sea blush,  Shortspur seablush
native
Annual herb

VALERIANACEAE

Plectritis congesta
2022 Richard Sullivan
Plectritis congesta
2022 Richard Sullivan
Plectritis congesta
2023 Dianne Lake

Pleuricospora fimbriolata    Fringed pinesap
native
Perennial herb (mycoparasitic)

ERICACEAE

Pleuricospora fimbriolata
2016 Steve Matson
Pleuricospora fimbriolata
2016 Steve Matson
Pleuricospora fimbriolata
2020 R.A. Chasey

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

POACEAE

Poa annua
2021 Ron Vanderhoff
Poa annua
2022 John Rawlings
Poa annua
2015 Richard Chasey

Poa howellii    Howell's blue grass,  Howell's bluegrass
native
Annual grass

POACEAE

Poa howellii
2018 Ken Hickman
Poa howellii
2020 Ken Hickman
Poa howellii
2020 Ken Hickman

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

POACEAE

Poa secunda ssp. secunda
2018 Ron Vanderhoff
Poa secunda ssp. secunda
2018 Ron Vanderhoff
Poa secunda ssp. secunda
2018 Ron Vanderhoff

Polygala californica    California Milkwort
native
Perennial herb

POLYGALACEAE

Polygala californica
2020 Janice Kuch
Polygala californica
2021 Larry Dizmang
Polygala californica
2020 David Wolfson

Polygonum punctatum    Dotted smartweed
native
Perennial herb

POLYGONACEAE

Polygonum punctatum
2018 Ron Vanderhoff
Polygonum punctatum
2018 Ron Vanderhoff
Polygonum punctatum
2022 Helen Hancock

Polypodium californicum    California polypody
native
Fern

POLYPODIACEAE

Polypodium californicum
2020 Ron Vanderhoff
Polypodium californicum
2021 Ron Vanderhoff
Polypodium californicum
2023 Keir Morse

Polypodium scouleri    Leather fern,  Leather leaf fern,  Leathery polypody
native
Fern

POLYPODIACEAE

Polypodium scouleri
2018 Gregory Arena
Polypodium scouleri
2021 R.A. Chasey
Polypodium scouleri
2022 David Strauch

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

POACEAE

Polypogon monspeliensis
2008 Steve Matson
Polypogon monspeliensis
2014 Steve Matson
Polypogon monspeliensis
2008 Steve Matson

Polystichum californicum    California sword fern,  California swordfern
native
Fern

DRYOPTERIDACEAE

Polystichum californicum
2018 Diane Renshaw
Polystichum californicum
2019 Hunter Breck
Polystichum californicum
2015 John Malpas

Polystichum dudleyi    Dudley's sword fern,  Dudley's swordfern
native
Fern

DRYOPTERIDACEAE

Polystichum dudleyi
2021 John Rawlings
Polystichum dudleyi
2019 Joerg Lohse
Polystichum dudleyi
2018 Diane Renshaw

Polystichum munitum    Western sword fern,  Western swordfern
native
Fern

DRYOPTERIDACEAE

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

Populus balsamifera ssp. trichocarpa    Black cottonwood
native
Tree

SALICACEAE

Populus balsamifera ssp. trichocarpa
2019 Ron Vanderhoff
Populus balsamifera ssp. trichocarpa
2012 Steve Matson
Populus balsamifera ssp. trichocarpa
2012 Steve Matson

Potentilla anserina ssp. pacifica    Pacific potentilla,  Silverweed
native
Perennial herb

ROSACEAE

Potentilla anserina ssp. pacifica
2022 R.A. Chasey
Potentilla anserina ssp. pacifica
2021 Charles Russell
Potentilla anserina ssp. pacifica
2022 R.A. Chasey

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

PINACEAE

Pseudotsuga menziesii var. menziesii
2020 David Krause
Pseudotsuga menziesii var. menziesii
2022 David popp
Pseudotsuga menziesii var. menziesii
2022 David popp

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
2015 Diane Etchison

Pyrola picta    White veined shinleaf,  White veined wintergreen,  Whitevein shinleaf
native
Perennial herb

ERICACEAE

Pyrola picta
2015 Steve Matson
Pyrola picta
2015 Steve Matson
Pyrola picta
2015 Steve Matson

Quercus agrifolia    California live oak,  Coast live oak
native
Tree

FAGACEAE

Quercus agrifolia
2019 Patrick Furtado
Quercus agrifolia
2022 Andy Ford
Quercus agrifolia
2018 Marcyn Del Clements

Quercus chrysolepis    Canyon live oak,  Canyon oak, maul oak, goldcup oak,  Gold cup oak
native
Tree

FAGACEAE

Quercus chrysolepis
2017 Aaron Sunshine
Quercus chrysolepis
2020 R.A. Chasey
Quercus chrysolepis
2018 joaquin hale

Quercus dumosa    Coastal sage scrub oak,  Nuttall's scrub oak
rare native
Shrub

FAGACEAE

Quercus dumosa
2023 Ron Vanderhoff
Quercus dumosa
2022 Ron Vanderhoff
Quercus dumosa
2012 Ron Vanderhoff

Quercus wislizenii    Interior live oak,  chapparal oak
native
Tree, Shrub

FAGACEAE

Quercus wislizenii
2020 Julie A. Kierstead
Quercus wislizenii
2018 Trevor Schalla
Quercus wislizenii
2019 Barbara Brydolf

Rhamnus californica    California coffeeberry
native
Shrub

RHAMNACEAE

Rhamnus californica
2019 Talila Golan
Rhamnus californica
2018 Mary Conway
Rhamnus californica
2015 Steve Matson

Rhododendron macrophyllum    California rose bay,  Coast rhododendron,  Pacific rhododendron
native
Shrub

ERICACEAE

Rhododendron macrophyllum
2017 Steve Matson
Rhododendron macrophyllum
2020 Aaron Echols
Rhododendron macrophyllum
2017 Steve Matson

Rhododendron occidentale    Western azalea
native
Tree, Shrub

ERICACEAE

Rhododendron occidentale
2019 David Greenberger
Rhododendron occidentale
2015 Steve Matson
Rhododendron occidentale
2020 Julie A. Kierstead

Ribes divaricatum    Spreading gooseberry
native
Shrub

GROSSULARIACEAE

Ribes divaricatum
2012 Terrence Gosliner
Ribes divaricatum
2022 Dee Shea Himes
Ribes divaricatum
2017 Gregory Arena

Ribes menziesii    Canyon gooseberry,  Gooseberry
native
Shrub

GROSSULARIACEAE

Ribes menziesii
2019 Michael Mitchell
Ribes menziesii
2016 Steve Matson
Ribes menziesii
2016 Steve Matson

Ribes sanguineum var. glutinosum    Blood currant,  Flowering currant,  Pink flowering currant
native
Shrub

GROSSULARIACEAE

Ribes sanguineum var. glutinosum
2020 Talila Golan
Ribes sanguineum var. glutinosum
2018 John Rusk
Ribes sanguineum var. glutinosum
2018 Hunter Breck

Romanzoffia californica    California romanzoffia
native
Perennial herb

HYDROPHYLLACEAE

Romanzoffia californica
2021 R.A. Chasey
Romanzoffia californica
2019 Adam Chasey
Romanzoffia californica
2021 Zoya Akulova-Barlow

Rorippa nasturtium-aquat    Small Tree-Mallow


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 gymnocarpa    Dwarf rose,  Baldhip rose
native
Shrub

ROSACEAE

Rosa gymnocarpa
2012 Michael Mitchell
Rosa gymnocarpa
2012 Michael Mitchell
Rosa gymnocarpa
2017 David popp

Rosa spithamea    Ground rose,  Sonoma rose
native
Shrub

ROSACEAE

Rosa spithamea
2021 David Gowen
Rosa spithamea
1973 Geoff Burleigh
Rosa spithamea
2020 David Krause

Rubus parviflorus    Western thimbleberry,  Thimbleberry
native
Vine, Shrub

ROSACEAE

Rubus parviflorus
2022 Zoya Akulova-Barlow
Rubus parviflorus
2020 Mary Sue Ittner
Rubus parviflorus
2019 Patrick Furtado

Rubus spectabilis    Salmon berry,  Salmonberry
native
Shrub

ROSACEAE

Rubus spectabilis
2017 James Gonsman
Rubus spectabilis
2022 Zoya Akulova-Barlow
Rubus spectabilis
2016 Steve Matson

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 salicifolius var. crassus    Willow leaved dock
native
Perennial herb

POLYGONACEAE

Rumex salicifolius var. crassus
2019 Patrick Furtado
Rumex salicifolius var. crassus
2008 Toni Corelli
Rumex salicifolius var. crassus
2021 Cynthia Powell

Sagina decumbens ssp. occidentalis    Western pearlwort
native
Annual herb

CARYOPHYLLACEAE

Sagina decumbens ssp. occidentalis
2019 Ron Vanderhoff
Sagina decumbens ssp. occidentalis
2019 Ron Vanderhoff
Sagina decumbens ssp. occidentalis
2019 Ron Vanderhoff

Salix laevigata    Polished willow,  Red willow
native
Tree

SALICACEAE

Salix laevigata
2017 Steve Matson
Salix laevigata
2019 Barbara Brydolf
Salix laevigata
2022 Mark Gary

Salix lasiolepis    Arroyo willow
native
Tree, Shrub

SALICACEAE

Salix lasiolepis
2017 Susan Kotelnicki
Salix lasiolepis
2022 Ron Vanderhoff
Salix lasiolepis
2020 Steve Matson

Salix scouleriana    Nuttall willow,  Scouler willow,  Scouler's willow
native
Tree, Shrub

SALICACEAE

Salix scouleriana
2016 David popp
Salix scouleriana
2022 John Rawlings
Salix scouleriana
2012 Steve Matson

Salvia mellifera    Black sage
native
Shrub

LAMIACEAE

Salvia mellifera
2017 Steve Matson
Salvia mellifera
2022 Suzanne L. Weakley
Salvia mellifera
2019 Diane Etchison

Sambucus mexicana    Blue elderberry
native
Tree, Shrub

VIBURNACEAE

Sambucus mexicana
2021 Mike Russler
Sambucus mexicana
2020 Diane Etchison
Sambucus mexicana
2022 El Byrne

Sambucus racemosa var. racemosa    Pacific red elderberry
native
Shrub

VIBURNACEAE

Sambucus racemosa var. racemosa
2021 R.A. Chasey
Sambucus racemosa var. racemosa
2017 James Gonsman
Sambucus racemosa var. racemosa
2014 James Gonsman

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

Satureja douglasii    Yerba buena
native
Perennial herb

LAMIACEAE

Satureja douglasii
2019 Gary McDonald
Satureja douglasii
2012 Gary McDonald
Satureja douglasii
2012 Gary McDonald

Saxifraga californica    Greene's saxifrage
native
Perennial herb

SAXIFRAGACEAE

Saxifraga californica
2016 Steve Matson
Saxifraga californica
2016 Steve Matson
Saxifraga californica
2023 Helen Hancock

native
Perennial grasslike herb

CYPERACEAE

Scirpus acutus var. occidentalis
2014 Jesse Rorabaugh
Scirpus acutus var. occidentalis
2018 Matt Berger
Scirpus acutus var. occidentalis
2019 Steve Matson

Scirpus americanus    Chairmaker's bulrush
native
Perennial grasslike herb

CYPERACEAE

Scirpus americanus
2021 Ron Vanderhoff
Scirpus americanus
2016 Joan Hampton
Scirpus americanus
2020 Ron Vanderhoff

Scirpus californicus    California bulrush
native
Perennial grasslike herb

CYPERACEAE

Scirpus californicus
2022 John Rawlings
Scirpus californicus
2022 John Rawlings
Scirpus californicus
2021 Ron Vanderhoff

Scirpus cernuus    Low bulrush
native
Annual grasslike herb

CYPERACEAE

Scirpus cernuus
2021 R.A. Chasey
Scirpus cernuus
2023 R.A. Chasey
Scirpus cernuus
2018 Ron Vanderhoff

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

CYPERACEAE

Scirpus microcarpus
2022 Doug Allshouse
Scirpus microcarpus
2008 Steve Matson
Scirpus microcarpus
2013 Ron Vanderhoff

Scoliopus bigelovii    California fetid adderstongue,  Fetid adder's tongue,  Slink pod
native
Perennial herb

LILIACEAE

Scoliopus bigelovii
2023 Mary Ann Machi
Scoliopus bigelovii
2020 Timothy Boomer
Scoliopus bigelovii
2020 Hunter Breck

Scrophularia californica    California bee plant,  California figwort
native
Perennial herb

SCROPHULARIACEAE

Scrophularia californica
2020 Bob Sweatt
Scrophularia californica
2006 Steve Matson
Scrophularia californica
2019 Cynthia Powell

Scutellaria tuberosa    Danny's skullcap,  Scullcap
native
Perennial herb

LAMIACEAE

Scutellaria tuberosa
2006 Steve Matson
Scutellaria tuberosa
2016 Ron Vanderhoff
Scutellaria tuberosa
2012 Ron Vanderhoff

Sedum spathulifolium    Broadleaf stonecrop,  Pacific stonecrop,  Stone crop
native
Perennial herb

CRASSULACEAE

Sedum spathulifolium
2021 Steve Matson
Sedum spathulifolium
2021 Steve Matson
Sedum spathulifolium
2023 R.A. Chasey

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

ASTERACEAE

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

Senecio flaccidus var. douglasii    Bush groundsel,  Bush senecio,  Douglas' groundsel
native
Shrub

ASTERACEAE

Senecio flaccidus var. douglasii
2018 Richard Spjut
Senecio flaccidus var. douglasii
2019 Ron Vanderhoff
Senecio flaccidus var. douglasii
2023 Helen Hancock

Sequoia sempervirens    Coast redwood
native
Tree

CUPRESSACEAE

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

Silene antirrhina    Sleepy catch fly,  Sleepy catchfly,  Sleepy silene
native
Annual herb

CARYOPHYLLACEAE

Silene antirrhina
2019 Ken Hickman
Silene antirrhina
2019 Ken Hickman
Silene antirrhina
2023 Matt Berger

Silene verecunda ssp. verecunda    Dolores campion,  San francisco campion
rare native
Perennial herb

CARYOPHYLLACEAE

Silene verecunda ssp. verecunda
2021 Dylan Neubauer
Silene verecunda ssp. verecunda
2014 Toni Corelli
Silene verecunda ssp. verecunda
2012 Michael Perlmutter

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

Smilacina racemosa    Feathery false lily of the valley
native
Perennial herb

RUSCACEAE

Smilacina racemosa
2020 Bob Sweatt
Smilacina racemosa
2018 Steve Matson
Smilacina racemosa
2019 Cynthia Powell

Smilacina stellata    Starry false lily of the valley
native
Perennial herb

RUSCACEAE

Smilacina stellata
2021 Cyril Guyot
Smilacina stellata
2003 Steve Matson
Smilacina stellata
2020 Susan McDougall

Solanum umbelliferum    Blue witch nightshade,  Bluewitch nightshade
native
Shrub

SOLANACEAE

Solanum umbelliferum
2022 Mike Russler
Solanum umbelliferum
2014 Steve Matson
Solanum umbelliferum
2014 Steve Matson

Solidago californica    California goldenrod,  Oreja de liebre
native
Perennial herb

ASTERACEAE

Solidago californica
2013 Steve Matson
Solidago californica
2008 Steve Matson
Solidago californica
2008 Steve Matson

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

ASTERACEAE

Soliva sessilis
2022 Diana Wahl
Soliva sessilis
2019 Abbot Chambers
Soliva sessilis
2019 Abbot Chambers

Spartina foliosa    California cord grass,  California cordgrass,  Pacific cordgrass
native
Perennial grass

POACEAE

Spartina foliosa
2019 Patrick Furtado
Spartina foliosa
2017 MCOSD EDRR
Spartina foliosa
2021 Jutta Burger

Stachys ajugoides var. rigida    Mexican hedgenettle
native
Perennial herb

LAMIACEAE

Stachys ajugoides var. rigida
2023 Mary Ann Machi
Stachys ajugoides var. rigida
2016 Steve Matson
Stachys ajugoides var. rigida
2016 Steve Matson

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

LAMIACEAE

Stachys bullata
2014 Steve Matson
Stachys bullata
2014 Steve Matson
Stachys bullata
2020 Bryant Baker

Stellaria nitens    Shining chickweed,  Shiny chickweed,  Smooth chickweed
native
Annual herb

CARYOPHYLLACEAE

Stellaria nitens
2020 Ken Hickman
Stellaria nitens
2022 Catherine Chang
Stellaria nitens
2017 David popp

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

CAPRIFOLIACEAE

Symphoricarpos albus var. laevigatus
2020 Jacob Smith
Symphoricarpos albus var. laevigatus
2021 R.A. Chasey
Symphoricarpos albus var. laevigatus
2021 Mike Russler

Symphoricarpos mollis    Creeping snowberry,  Trailing snowberry
native
Shrub

CAPRIFOLIACEAE

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

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

ASTERACEAE

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

Thysanocarpus laciniatus    Common lace pod,  Mountain fringepod,  Narrow leaved fringe pod
native
Annual herb

BRASSICACEAE

Thysanocarpus laciniatus
2021 Helen Hancock
Thysanocarpus laciniatus
2021 R.A. Chasey
Thysanocarpus laciniatus
2021 Helen Hancock

Tiarella trifoliata var. unifoliata    Oneleaf foamflower,  Sugarscoop
native
Perennial herb

SAXIFRAGACEAE

Tiarella trifoliata var. unifoliata
2016 Steve Matson
Tiarella trifoliata var. unifoliata
2016 Steve Matson
Tiarella trifoliata var. unifoliata
2021 Cara Wilcox

Torreya californica    California nutmeg,  California torreya
native
Tree

TAXACEAE

Torreya californica
2022 SPI Botany
Torreya californica
2020 Ken Hickman
Torreya californica
2022 Jenell Jackson

Toxicodendron diversilobum    Poison oak,  Poisonoak,  Western Poison Oak
native
Vine, Shrub

ANACARDIACEAE

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

Trichostema lanceolatum    Vinegarweed
native
Annual herb

LAMIACEAE

Trichostema lanceolatum
2018 Ron Vanderhoff
Trichostema lanceolatum
2016 Nathan Mudry
Trichostema lanceolatum
2019 Aaron Echols

Trientalis latifolia    Pacific starflower
native
Perennial herb

MYRSINACEAE

Trientalis latifolia
2021 Lisa Berry
Trientalis latifolia
2014 James Gonsman
Trientalis latifolia
2008 Steve Matson

Trifolium albopurpureum var. dichotomum    Branched indian clover
native
Annual herb

FABACEAE

Trifolium albopurpureum var. dichotomum
2023 Helen Hancock
Trifolium albopurpureum var. dichotomum
2022 Helen Hancock
Trifolium albopurpureum var. dichotomum
2023 Helen Hancock

native
Annual herb

FABACEAE

Trifolium barbigerum var. andrewsii
2007 Toni Corelli
Trifolium barbigerum var. andrewsii
2007 Toni Corelli
Trifolium barbigerum var. andrewsii
2023 Matt Berger

Trifolium ciliolatum    Foothill clover,  Tree clover
native
Annual herb

FABACEAE

Trifolium ciliolatum
2020 Diane Etchison
Trifolium ciliolatum
2015 Diane Etchison
Trifolium ciliolatum
2019 Ron Vanderhoff

Trifolium microcephalum    Hairy clover,  Small headed clover
native
Annual herb

FABACEAE

Trifolium microcephalum
2005 Steve Matson
Trifolium microcephalum
2016 Michael Mitchell
Trifolium microcephalum
2019 Ron Vanderhoff

Trifolium oliganthum    Few flowered clover,  Fewflower clover,  Minitomcat clover
native
Annual herb

FABACEAE

Trifolium oliganthum
2021 Mike Russler
Trifolium oliganthum
2022 Mary Merriman
Trifolium oliganthum
2023 R.A. Chasey

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

FABACEAE

Trifolium subterraneum
2008 Steve Matson
Trifolium subterraneum
2023 Ron Vanderhoff
Trifolium subterraneum
2008 Steve Matson

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

FABACEAE

Trifolium variegatum
2022 Steve Matson
Trifolium variegatum
2017 Michael Mitchell
Trifolium variegatum
2019 Diane Etchison

Trifolium willdenovii    Tomcat clover
native
Annual herb

FABACEAE

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

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

MELANTHIACEAE

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

Trillium ovatum    Pacific trillium,  Wake robin,  Western trillium
native
Perennial herb

MELANTHIACEAE

Trillium ovatum
2020 Trevor Schalla
Trillium ovatum
2018 Blair Pubols
Trillium ovatum
2018 MCOSD EDRR

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

CAMPANULACEAE

Triodanis biflora
2020 Ken Hickman
Triodanis biflora
2015 Hayley Ross
Triodanis biflora
2015 Hayley Ross

Trisetum cernuum    Nodding oatgrass,  Nodding trisetum
native
Perennial grass

POACEAE

Trisetum cernuum
2019 Kimberly Moses
Trisetum cernuum
2019 Kimberly Moses
Trisetum cernuum
2011 Steve Matson

Triteleia laxa    Ithuriel's spear
native
Perennial herb

THEMIDACEAE

Triteleia laxa
2018 Gary McDonald
Triteleia laxa
2018 Tim Lewis
Triteleia laxa
2019 Matt Berger

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

TYPHACEAE

Typha angustifolia
2019 Ron Vanderhoff
Typha angustifolia
2019 Ron Vanderhoff
Typha angustifolia
2021 Ron Vanderhoff

Typha latifolia    Broadleaf cattail,  Common cattail,  Soft flag
native
Perennial herb (aquatic)

TYPHACEAE

Typha latifolia
2021 Ron Vanderhoff
Typha latifolia
2022 Emily R. Allen
Typha latifolia
2022 Ron Vanderhoff

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

LAURACEAE

Umbellularia californica
2016 Steve Matson
Umbellularia californica
2016 Steve Matson
Umbellularia californica
2020 Ron Vanderhoff

Uropappus lindleyi    Silver puffs,  Uropappus
native
Annual herb

ASTERACEAE

Uropappus lindleyi
2019 Zack Abbey
Uropappus lindleyi
2022 Mary Ann Machi
Uropappus lindleyi
2016 Ron Vanderhoff

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

URTICACEAE

Urtica dioica ssp. gracilis
2020 Bob Sweatt
Urtica dioica ssp. gracilis
2007 Toni Corelli
Urtica dioica ssp. gracilis
2021 Chuck Kozak

Urtica dioica ssp. holosericea    Giant creek nettle,  Hoary nettle,  Mountain nettle
native
Perennial herb

URTICACEAE

Urtica dioica ssp. holosericea
2022 Donald Burk
Urtica dioica ssp. holosericea
2019 Hunter Breck
Urtica dioica ssp. holosericea
2021 R.A. Chasey

Vaccinium ovatum    California huckleberry,  Evergreen huckleberry
native
Shrub

ERICACEAE

Vaccinium ovatum
2017 James Gonsman
Vaccinium ovatum
2021 Mike Russler
Vaccinium ovatum
2023 Diana Wahl

Vaccinium parvifolium    California red huckleberry,  Red bilberry, red huckleberry
native
Shrub

ERICACEAE

Vaccinium parvifolium
2017 Ken Hickman
Vaccinium parvifolium
2020 R.A. Chasey
Vaccinium parvifolium
2023 Caitlyn Allchin

Vancouveria planipetala    Inside out flower,  Redwood insideout flower,  Redwood ivy
native
Perennial herb

BERBERIDACEAE

Vancouveria planipetala
2021 Cara Wilcox
Vancouveria planipetala
2021 Cara Wilcox
Vancouveria planipetala
2013 Robert Sikora

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

FABACEAE

Vicia americana var. americana
2017 James Gonsman
Vicia americana var. americana
2021 Ken Lunders
Vicia americana var. americana
2021 Ken Lunders

Vicia gigantea    Giant vetch
native
Perennial herb

FABACEAE

Vicia gigantea
2021 Dana York
Vicia gigantea
2019 Cynthia Powell
Vicia gigantea
2013 James Gonsman

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

APOCYNACEAE

Vinca major
2020 Julia Markey
Vinca major
2022 Ron Vanderhoff
Vinca major
2021 Ron Vanderhoff

Viola ocellata    Pinto violet,  Twoeyed violet,  Western heart's ease
native
Perennial herb

VIOLACEAE

Viola ocellata
2020 Amy Rapport
Viola ocellata
2008 Steve Matson
Viola ocellata
2018 Stacie Wolny

Viola sempervirens    Evergreen violet,  Redwood violet
native
Perennial herb

VIOLACEAE

Viola sempervirens
2018 Saskia Raether
Viola sempervirens
2019 Julian Geoghegan
Viola sempervirens
2021 Steve Matson

Vulpia bromoides    Brome fescue
non-native
Annual grass

POACEAE

Vulpia bromoides
2022 Diana Wahl
Vulpia bromoides
2021 Toni Corelli
Vulpia bromoides
2021 David popp

native
Annual grass

POACEAE

Vulpia microstachys var. ciliata
2022 Aaron Sunshine
Vulpia microstachys var. ciliata
2011 Steve Matson
Vulpia microstachys var. ciliata
2011 Steve Matson

native
Annual grass

POACEAE

Vulpia microstachys var. microstachys
2022 Aaron Sunshine
Vulpia microstachys var. microstachys
2011 Steve Matson
Vulpia microstachys var. microstachys
2011 Steve Matson

Vulpia myuros var. hirsuta    Rattail sixweeks grass
invasive non-native
Annual grass

POACEAE

Vulpia myuros var. hirsuta
2021 Aaron Echols
Vulpia myuros var. hirsuta
2021 Ron Vanderhoff
Vulpia myuros var. hirsuta
2022 John Rawlings

Vulpia octoflora    Sixweeks grass
native
Annual grass

POACEAE

Vulpia octoflora
2023 R.A. Chasey
Vulpia octoflora
2020 Sara Timby
Vulpia octoflora
2018 Ken Hickman

Whipplea modesta    Modesty,  Whipplea,  Whipplevine
native
Vine, Shrub

HYDRANGEACEAE

Whipplea modesta
2004 Steve Matson
Whipplea modesta
2018 Paul Preston and Tim Lukaszewski
Whipplea modesta
2014 James Gonsman

Woodwardia fimbriata    Chain fern,  Giant chain fern,  Giant chainfern
native
Fern

BLECHNACEAE

Woodwardia fimbriata
2019 Julie Kierstead Nelson
Woodwardia fimbriata
2020 R.A. Chasey
Woodwardia fimbriata
2019 Susan McDougall

Xerophyllum tenax    Common beargrass
native
Perennial herb

MELANTHIACEAE

Xerophyllum tenax
2018 Eliezer Margolis
Xerophyllum tenax
2022 Adam N Canter
Xerophyllum tenax
2015 David popp

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

MELANTHIACEAE

Zigadenus fremontii
2020 Bryant Baker
Zigadenus fremontii
2021 Steve Matson
Zigadenus fremontii
2020 Karen Swift