logo Calflora  Illustrated Plant List 
Red Hill Mesa
Red Hill Mesa, La Panza Mountains, San Luis Obispo County, California

San Luis Obispo County

David Keil  / CNPS-SLO  (2019-06-07)

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

ASTERACEAE

Achillea millefolium
2022 Andy Ford
Achillea millefolium
2020 Bob Sweatt
Achillea millefolium
2018 Gary McDonald

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

FABACEAE

Acmispon americanus var. americanus
2015 Steve Matson
Acmispon americanus var. americanus
2015 Steve Matson
Acmispon americanus var. americanus
2015 Steve Matson

Acmispon brachycarpus    hill 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
2020 Ron Vanderhoff
Acmispon glaber var. glaber
2020 Ron Vanderhoff

Acmispon micranthus    Small flowered lotus
native
Annual herb

FABACEAE

Acmispon micranthus
2016 Aaron Echols
Acmispon micranthus
2016 James Bailey
Acmispon micranthus
2019 Ron Vanderhoff

Acmispon strigosus    Strigose lotus
native
Annual herb

FABACEAE

Acmispon strigosus
2016 Steve Matson
Acmispon strigosus
2009 Steve Matson
Acmispon strigosus
2016 Steve Matson

Acourtia microcephala    Sacapellote
native
Perennial herb

ASTERACEAE

Acourtia microcephala
2022 Diane Etchison
Acourtia microcephala
2019 Ron Vanderhoff
Acourtia microcephala
2021 Aaron Echols

native
Annual herb

ASTERACEAE

Agoseris heterophylla var. heterophylla
2003 Steve Matson
Agoseris heterophylla var. heterophylla
2003 Steve Matson
Agoseris heterophylla var. heterophylla
2003 Steve Matson

Allium lacunosum var. davisiae    Davis' pitted onion
native
Perennial herb (bulb)

ALLIACEAE

Allium lacunosum var. davisiae
2023 Bob Steele
Allium lacunosum var. davisiae
2016 Brian Bielfelt
Allium lacunosum var. davisiae
2023 Bob Steele

Allium peninsulare var. peninsulare    Mexicali onion,  Penisula onion
native
Perennial herb (bulb)

ALLIACEAE

Allium peninsulare var. peninsulare
2019 Ron Vanderhoff
Allium peninsulare var. peninsulare
2019 Ron Vanderhoff
Allium peninsulare var. peninsulare
2021 Mike Russler

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

BORAGINACEAE

Amsinckia menziesii
2020 Ron Vanderhoff
Amsinckia menziesii
2018 Gary McDonald
Amsinckia menziesii
2018 Gary McDonald

native
Perennial herb

PLANTAGINACEAE

Antirrhinum thompsonii
2018 Michael Mitchell
Antirrhinum thompsonii
Geoff Burleigh
Antirrhinum thompsonii
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

Aphyllon purpureum    Purple broomrape
native
Annual herb

OROBANCHACEAE

Aphyllon purpureum
2022 Helen Hancock
Aphyllon purpureum
2023 Katie O'Hara-Kelly
Aphyllon purpureum
2022 Dana York

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

APIACEAE

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

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

FABACEAE

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

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

BRASSICACEAE

Athysanus pusillus
2008 Steve Matson
Athysanus pusillus
2008 Steve Matson
Athysanus pusillus
2008 Steve Matson

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

POACEAE

Avena barbata
2018 Julian Geoghegan
Avena barbata
2023 David popp
Avena barbata
2019 Ron Vanderhoff

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

ASTERACEAE

Baccharis salicifolia
2023 Julia Markey
Baccharis salicifolia
2020 Aaron Echols
Baccharis salicifolia
2023 Julia Markey

Blepharizonia laxa    Glandular big tarweed
native
Annual herb

ASTERACEAE

Blepharizonia laxa
2019 Jacob Smith
Blepharizonia laxa
2021 Mike Russler
Blepharizonia laxa
2021 Mike Russler

Bloomeria crocea var. aurea    Common goldenstar
native
Perennial herb

THEMIDACEAE

Bloomeria crocea var. aurea
2019 David Greenberger
Bloomeria crocea var. aurea
2020 Kimberly Coates
Bloomeria crocea var. aurea
2018 Gary McDonald

Brodiaea terrestris ssp. kernensis    Kern brodiaea,  Kern dwarf brodiaea
native
Perennial herb

THEMIDACEAE

Brodiaea terrestris ssp. kernensis
2019 Diane Etchison
Brodiaea terrestris ssp. kernensis
2019 Diane Etchison
Brodiaea terrestris ssp. kernensis
2020 Ron Vanderhoff

Bromus arenarius    Australian brome,  Australian chess
non-native
Annual grass

POACEAE

Bromus arenarius
2019 Ron Vanderhoff
Bromus arenarius
2019 Ron Vanderhoff

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
2023 Ron Vanderhoff
Bromus hordeaceus
2018 Gary McDonald
Bromus hordeaceus
2018 Gary McDonald

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

Calandrinia menziesii    red maids,  Calandrinia
native
Annual herb

MONTIACEAE

Calandrinia menziesii
2021 Mary Ann Machi
Calandrinia menziesii
2019 Ron Vanderhoff
Calandrinia menziesii
2019 Ron Vanderhoff

Callitriche marginata    California water starwort,  Winged water starwort
native
Annual herb (aquatic)

PLANTAGINACEAE

Callitriche marginata
2019 Ron Vanderhoff
Callitriche marginata
2019 Ron Vanderhoff
Callitriche marginata
2019 Ron Vanderhoff

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

LILIACEAE

Calochortus simulans
2019 David Greenberger
Calochortus simulans
2019 David Greenberger
Calochortus simulans
2020 John L. Thompson

Calycadenia villosa    Dwarf calycadenia
rare native
Annual herb

ASTERACEAE

Calycadenia villosa
2016 David Wolfson
Calycadenia villosa
2015 David Wolfson
Calycadenia villosa
2004 Laura Ann Eliassen

Calystegia malacophylla ssp. pedicellata    Jepson's morning glory,  Sierra false bindweed
native
Perennial herb

CONVOLVULACEAE

Calystegia malacophylla ssp. pedicellata
2021 R.A. Chasey
Calystegia malacophylla ssp. pedicellata
2020 David Greenberger
Calystegia malacophylla ssp. pedicellata
2021 Dick Rawson

Camissonia strigulosa    Contorted primrose,  Sandysoil suncup,  Strigose sun cup
native
Annual herb

ONAGRACEAE

Camissonia strigulosa
2015 Diane Etchison
Camissonia strigulosa
2011 Michael Mitchell
Camissonia strigulosa
2015 Diane Etchison

Camissoniopsis intermedia    Intermediate sun cups
native
Annual herb

ONAGRACEAE

Camissoniopsis intermedia
2017 David Greenberger
Camissoniopsis intermedia
2016 Erik Larsen
Camissoniopsis intermedia
2018 Alice Cummings

Camissoniopsis micrantha    Spencer primrose
native
Annual herb

ONAGRACEAE

Camissoniopsis micrantha
2021 Ken-ichi Ueda
Camissoniopsis micrantha
2021 Ken-ichi Ueda
Camissoniopsis micrantha
2023 Julia Markey

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

OROBANCHACEAE

Castilleja attenuata
2019 Timothy Boomer
Castilleja attenuata
2019 Timothy Boomer
Castilleja attenuata
2022 Mike Russler

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

OROBANCHACEAE

Castilleja exserta ssp. exserta
2020 David Greenberger
Castilleja exserta ssp. exserta
2019 Ron Vanderhoff
Castilleja exserta ssp. exserta
2023 Ron Vanderhoff

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

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

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
2023 R.A. Chasey

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

AGAVACEAE

Chlorogalum pomeridianum var. pomeridianum
2021 Sue Graue
Chlorogalum pomeridianum var. pomeridianum
2015 Sharon King & Randy Aeschliman
Chlorogalum pomeridianum var. pomeridianum
2018 Karen Scheuermann

Chorizanthe biloba var. biloba    Two lobed spineflower,  Twolobe spineflower
native
Annual herb

POLYGONACEAE

Chorizanthe biloba var. biloba
2006 Laura Ann Eliassen
Chorizanthe biloba var. biloba
2013 Chris Winchell
Chorizanthe biloba var. biloba
2013 Chris Winchell

Chorizanthe douglasii    Douglas's spineflower,  San benito spineflower
rare native
Annual herb

POLYGONACEAE

Chorizanthe douglasii
2022 Irene Rosen
Chorizanthe douglasii
2019 David Greenberger
Chorizanthe douglasii
2022 Irene Rosen

Chorizanthe polygonoides var. polygonoides    Knotweed spineflower
native
Annual herb

POLYGONACEAE

Chorizanthe polygonoides var. polygonoides
2018 Hunter Breck
Chorizanthe polygonoides var. polygonoides
2022 Robert Steers
Chorizanthe polygonoides var. polygonoides
2023 R.A. Chasey

Chorizanthe staticoides    Turkish rugging
native
Annual herb

POLYGONACEAE

Chorizanthe staticoides
2019 Ron Vanderhoff
Chorizanthe staticoides
2019 Bryant Baker
Chorizanthe staticoides
2019 Ron Vanderhoff

Chorizanthe xanti var. xanti    Riverside spineflower,  Xantus' spineflower
native
Annual herb

POLYGONACEAE

Chorizanthe xanti var. xanti
2021 Mike Russler
Chorizanthe xanti var. xanti
2020 Mike Russler
Chorizanthe xanti var. xanti
2021 Mike Russler

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 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 cylindrica ssp. cylindrica    Speckled clarkia
native
Annual herb

ONAGRACEAE

Clarkia cylindrica ssp. cylindrica
2019 David Greenberger
Clarkia cylindrica ssp. cylindrica
2019 Bryant Baker
Clarkia cylindrica ssp. cylindrica
2020 Steve Laymon

Clarkia epilobioides    Canyon clarkia,  Willow herb clarkia
native
Annual herb

ONAGRACEAE

Clarkia epilobioides
2017 Steve Matson
Clarkia epilobioides
2017 Steve Matson
Clarkia epilobioides
2017 Steve Matson

Clarkia modesta    Waltham Creek clarkia
native
Annual herb

ONAGRACEAE

Clarkia modesta
2020 David Greenberger
Clarkia modesta
2020 Steve Laymon
Clarkia modesta
2019 Steve Laymon

Clarkia purpurea ssp. quadrivulnera    Four-spot,  Purple clarkia,  Purple godetia
native
Annual herb

ONAGRACEAE

Clarkia purpurea ssp. quadrivulnera
2014 Steve Matson
Clarkia purpurea ssp. quadrivulnera
2019 Joe Engelbrecht
Clarkia purpurea ssp. quadrivulnera
2021 R.A. Chasey

Clarkia speciosa ssp. speciosa    Red spot clarkia,  Redspot clarkia
native
Annual herb

ONAGRACEAE

Clarkia speciosa ssp. speciosa
2019 Steve Laymon
Clarkia speciosa ssp. speciosa
2003 Keir Morse
Clarkia speciosa ssp. speciosa
2020 Steve Laymon

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

ONAGRACEAE

Clarkia unguiculata
2019 David Greenberger
Clarkia unguiculata
2019 Bryant Baker
Clarkia unguiculata
2021 Mike Russler

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

MONTIACEAE

Claytonia exigua ssp. exigua
2019 Steve Matson
Claytonia exigua ssp. exigua
2019 Steve Matson
Claytonia exigua ssp. exigua
2019 Steve Matson

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

MONTIACEAE

Claytonia parviflora ssp. parviflora
2022 Ron Vanderhoff
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
2008 Steve Matson
Claytonia perfoliata ssp. perfoliata
2008 Steve Matson
Claytonia perfoliata ssp. perfoliata
2008 Steve Matson

Collinsia sparsiflora var. collina    Hillside collinsia
native
Annual herb

PLANTAGINACEAE

Collinsia sparsiflora var. collina
2021 Steve Matson
Collinsia sparsiflora var. collina
2021 Steve Matson
Collinsia sparsiflora var. collina
2015 Steve Matson

Crassula aquatica    Aquatic pygmy weed,  Pigmy weed,  Water pygmyweed
native
Annual herb

CRASSULACEAE

Crassula aquatica
2019 Ron Vanderhoff
Crassula aquatica
2022 Ken-ichi Ueda
Crassula aquatica
2022 Catherine Chang

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

Crassula tillaea    Mediterranean pygmy weed,  Moss pygmyweed
non-native
Annual herb

CRASSULACEAE

Crassula tillaea
2019 Ron Vanderhoff
Crassula tillaea
2019 Ron Vanderhoff
Crassula tillaea
2019 Ron Vanderhoff

Croton setiger    Turkey-mullein
native
Annual herb

EUPHORBIACEAE

Croton setiger
2011 Steve Matson
Croton setiger
2011 Steve Matson
Croton setiger
2014 Richard Chasey

Cryptantha clevelandii var. florosa    Coastal cryptantha
native
Annual herb

BORAGINACEAE

Cryptantha clevelandii var. florosa
2020 David Greenberger
Cryptantha clevelandii var. florosa
2020 Ryan Carle
Cryptantha clevelandii var. florosa
2023 Ken-ichi Ueda

Cryptantha microstachys    Popcorn flower,  Tejon cryptantha
native
Annual herb

BORAGINACEAE

Cryptantha microstachys
2019 Diane Etchison
Cryptantha microstachys
2018 Ron Vanderhoff
Cryptantha microstachys
2017 Diane Etchison

Cryptantha muricata var. jonesii    Jones' cryptantha
native
Annual herb

BORAGINACEAE

Cryptantha muricata var. jonesii
2019 Ron Vanderhoff
Cryptantha muricata var. jonesii
2019 Ron Vanderhoff
Cryptantha muricata var. jonesii
2019 Ron Vanderhoff

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

CONVOLVULACEAE

Cuscuta californica var. californica
2021 R.A. Chasey
Cuscuta californica var. californica
2021 Ron Vanderhoff
Cuscuta californica var. californica
2021 Ron Vanderhoff

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 gypsophilum    Gypsum loving larkspur,  Pinoche creek larkspur
native
Perennial herb

RANUNCULACEAE

Delphinium gypsophilum
2016 Steve Matson
Delphinium gypsophilum
2016 Steve Matson
Delphinium gypsophilum
2016 Steve Matson

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

RANUNCULACEAE

Delphinium parryi ssp. parryi
2022 Mike Russler
Delphinium parryi ssp. parryi
2021 R.A. Chasey
Delphinium parryi ssp. parryi
2013 James Gonsman

Deschampsia danthonioides    Annual hairgrass
native
Annual grass

POACEAE

Deschampsia danthonioides
2019 Paul Aigner
Deschampsia danthonioides
2003 Steve Matson
Deschampsia danthonioides
2018 Emily Allen

native
Perennial herb

THEMIDACEAE

Dipterostemon capitatus ssp. capitatus
2008 Steve Matson
Dipterostemon capitatus ssp. capitatus
2016 Steve Matson
Dipterostemon capitatus ssp. capitatus
2016 Steve Matson

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

CYPERACEAE

Eleocharis macrostachya
2023 Ron Vanderhoff
Eleocharis macrostachya
2023 Ron Vanderhoff
Eleocharis macrostachya
2003 Steve Matson

Emmenanthe penduliflora var. penduliflora    Whispering bells,  Whisperingbells
native
Annual herb

HYDROPHYLLACEAE

Emmenanthe penduliflora var. penduliflora
2014 Steve Matson
Emmenanthe penduliflora var. penduliflora
2014 Steve Matson
Emmenanthe penduliflora var. penduliflora
2010 Steve Matson

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

ONAGRACEAE

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

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

ASTERACEAE

Erigeron foliosus var. foliosus
2023 Ron Vanderhoff
Erigeron foliosus var. foliosus
2021 Jacob Martin
Erigeron foliosus var. foliosus
2022 Ron Vanderhoff

Eriodictyon tomentosum    Woolly yerba santa
native
Shrub

NAMACEAE

Eriodictyon tomentosum
2021 Mike Russler
Eriodictyon tomentosum
2021 Mike Russler
Eriodictyon tomentosum
2021 Mike Russler

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

POLYGONACEAE

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

Eriogonum nudum var. pubiflorum    Hairy flowered buckwheat,  Naked buckwheat,  Fremont's Wild Buckwheat
native
Annual herb

POLYGONACEAE

Eriogonum nudum var. pubiflorum
2006 Steve Matson
Eriogonum nudum var. pubiflorum
2011 Steve Matson
Eriogonum nudum var. pubiflorum
2011 Steve Matson

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
2006 Steve Matson
Erodium botrys
2006 Steve Matson
Erodium botrys
2006 Steve Matson

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
2008 Steve Matson
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 Steve Matson
Erodium moschatum
2016 Steve Matson

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 Stacie Wolny

Erythranthe latidens    Broad toothed monkeyflower
native
Annual herb

PHRYMACEAE

Erythranthe latidens
2019 David Greenberger
Erythranthe latidens
2017 Amelia Ryan
Erythranthe latidens
2023 Ryan O'Dell

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
2021 Aaron Echols
Festuca myuros
2021 Ron Vanderhoff
Festuca myuros
2022 John Rawlings

Festuca octoflora    Sixweeks grass
native
Annual grass

POACEAE

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

Galium andrewsii    Needlemat galium,  Phlox leaved bedstraw,  Phloxleaf bedstraw
native
Perennial herb

RUBIACEAE

Galium andrewsii
2022 Mike Russler
Galium andrewsii
2019 Marisa Persaud
Galium andrewsii
2022 Mike Russler

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

Gastridium phleoides    Nit grass
non-native
Annual grass

POACEAE

Gastridium phleoides
2020 Ron Vanderhoff
Gastridium phleoides
2020 Ron Vanderhoff
Gastridium phleoides
2017 Gary McDonald

Gilia capitata ssp. abrotanifolia    Ball gilia,  Blue field gilia,  Bluehead gilia
native
Annual herb

POLEMONIACEAE

Gilia capitata ssp. abrotanifolia
2022 Ryan O'Dell
Gilia capitata ssp. abrotanifolia
2016 Steve Matson
Gilia capitata ssp. abrotanifolia
2019 Diane Etchison

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
2021 Helen Hancock

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

Hesperomecon linearis    Narrowleaf queen poppy
native
Annual herb

PAPAVERACEAE

Hesperomecon linearis
2021 Mary Conway
Hesperomecon linearis
2021 Mary Conway
Hesperomecon linearis
2021 Karen Swift

Hooveria purpurea var. reducta    Camatta Canyon amole
native

AGAVACEAE

Hooveria purpurea var. reducta
2011 Jeffrey Hapeman

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

POACEAE

Hordeum murinum ssp. leporinum
2022 Ron Vanderhoff
Hordeum murinum ssp. leporinum
2021 Al Keuter
Hordeum murinum ssp. leporinum
2021 Ron Vanderhoff

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

Isoetes nuttallii    Nuttall's quillwort
native

ISOETACEAE

Isoetes nuttallii
2019 David Greenberger
Isoetes nuttallii
2019 Matt Berger
Isoetes nuttallii
2019 Matt Berger

Juncus luciensis    Santa lucia dwarf rush,  Santa lucia rush
rare native
Annual grasslike herb

JUNCACEAE

Juncus luciensis
2023 Matt Berger
Juncus luciensis
2023 Matt Berger
Juncus luciensis
2023 Matt Berger

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

ASTERACEAE

Lactuca serriola
2017 Gary McDonald
Lactuca serriola
2017 Gary McDonald
Lactuca serriola
2017 Gary McDonald

Lasthenia gracilis    Needle goldfields
native
Annual herb

ASTERACEAE

Lasthenia gracilis
2014 Steve Matson
Lasthenia gracilis
2014 Steve Matson
Lasthenia gracilis
2014 Steve Matson

Layia platyglossa    Coastal tidytips
native
Annual herb

ASTERACEAE

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

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

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

BRASSICACEAE

Lepidium nitidum
2021 Steve Matson
Lepidium nitidum
2016 Steve Matson
Lepidium nitidum
2021 Steve Matson

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

BRASSICACEAE

Lepidium strictum
2022 Ron Vanderhoff
Lepidium strictum
2022 Jim Xerogeanes
Lepidium strictum
2022 Ron Vanderhoff

Leptosiphon liniflorus    Narrowflower flaxflower
native
Annual herb

POLEMONIACEAE

Leptosiphon liniflorus
2017 Aaron Echols
Leptosiphon liniflorus
2022 Ron Vanderhoff
Leptosiphon liniflorus
2023 Diana Wahl

Leptosiphon parviflorus    Variable linanthus
native
Annual herb

POLEMONIACEAE

Leptosiphon parviflorus
2008 Keir Morse
Leptosiphon parviflorus
2008 Keir Morse
Leptosiphon parviflorus
2008 Keir Morse

native
Annual herb

POLEMONIACEAE

Leptosiphon pygmaeus ssp. continentalis
2019 Steve Matson
Leptosiphon pygmaeus ssp. continentalis
2019 Steve Matson
Leptosiphon pygmaeus ssp. continentalis
2019 Steve Matson


native
Annual herb

POLEMONIACEAE

Linanthus dichotomus ssp. dichotomus
2019 Jacob Smith
Linanthus dichotomus ssp. dichotomus
2008 Steve Matson
Linanthus dichotomus ssp. dichotomus
2021 Mike Russler

Logfia filaginoides    California cottonrose
native
Annual herb

ASTERACEAE

Logfia filaginoides
2019 Steve Matson
Logfia filaginoides
2019 Steve Matson
Logfia filaginoides
2019 Steve Matson

Logfia gallica    Narrowleaf cottonrose
non-native
Annual herb

ASTERACEAE

Logfia gallica
2017 Barbara Boethling
Logfia gallica
2023 Ron Vanderhoff
Logfia gallica
2023 Ron Vanderhoff

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

APIACEAE

Lomatium dasycarpum ssp. dasycarpum
2016 Steve Matson
Lomatium dasycarpum ssp. dasycarpum
2016 Steve Matson
Lomatium dasycarpum ssp. dasycarpum
2016 Steve Matson

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

APIACEAE

Lomatium utriculatum
2006 Steve Matson
Lomatium utriculatum
2019 Eliezer Margolis
Lomatium utriculatum
2015 James Gonsman

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

FABACEAE

Lupinus bicolor
2021 Ken Lunders
Lupinus bicolor
2022 Mike Russler
Lupinus bicolor
2019 Gary McDonald

Lupinus nanus    Sky lupine
native
Annual herb

FABACEAE

Lupinus nanus
2016 Steve Matson
Lupinus nanus
2016 Steve Matson
Lupinus nanus
2016 Steve Matson

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

Malacothamnus jonesii    Jones's bushmallow
rare native
Shrub

MALVACEAE

Malacothamnus jonesii
2012 Terrence Gosliner
Malacothamnus jonesii
2017 Keir Morse
Malacothamnus jonesii
2017 Keir Morse

Malacothrix clevelandii    Cleveland's dandelion,  Cleveland's desertdandelion,  Cleveland's malacothrix
native
Annual herb

ASTERACEAE

Malacothrix clevelandii
2021 Steve Laymon
Malacothrix clevelandii
2022 Mike Russler
Malacothrix clevelandii
2023 R.A. Chasey

Marah fabacea    California man-root
native
Perennial herb, Vine

CUCURBITACEAE

Marah fabacea
2018 Gary McDonald
Marah fabacea
2018 MCOSD EDRR
Marah fabacea
2021 Cyril Guyot

Matricaria discoidea    Pineapple weed
native
Annual herb

ASTERACEAE

Matricaria discoidea
2008 Steve Matson
Matricaria discoidea
2008 Steve Matson
Matricaria discoidea
2018 Stacie Wolny

Melica californica    California melicgrass
native
Perennial grass

POACEAE

Melica californica
2023 John Rawlings
Melica californica
2021 John Rawlings
Melica californica
2022 John Rawlings

Micranthes californica    Greene's saxifrage
native
Perennial herb

SAXIFRAGACEAE

Micranthes californica
2016 Steve Matson
Micranthes californica
2016 Steve Matson
Micranthes californica
2016 Steve Matson

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

ASTERACEAE

Micropus californicus var. californicus
2006 Steve Matson
Micropus californicus var. californicus
2021 Ron Vanderhoff
Micropus californicus var. californicus
2016 Steve Matson

Microseris acuminata    Needle microseris,  Sierra foothill silverpuffs,  Sierra foothills microseris
native
Annual herb

ASTERACEAE

Microseris acuminata
2018 Julie Kierstead Nelson
Microseris acuminata
2024 David popp
Microseris acuminata
2024 David popp

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

ASTERACEAE

Microseris douglasii ssp. douglasii
2017 Steve Matson
Microseris douglasii ssp. douglasii
2017 Steve Matson
Microseris douglasii ssp. douglasii
2017 Steve Matson

Microseris elegans    Elegant silverpuffs
native
Annual herb

ASTERACEAE

Microseris elegans
2011 Zoya Akulova
Microseris elegans
2004 Laura Ann Eliassen

Mimetanthe pilosa    Snouted monkey flower
native
Annual herb

PHRYMACEAE

Mimetanthe pilosa
2017 Steve Matson
Mimetanthe pilosa
2019 Matt Berger
Mimetanthe pilosa
2017 Steve Matson

Muilla maritima    Common muilla,  Sea muilla
native
Perennial herb

THEMIDACEAE

Muilla maritima
2017 Steve Matson
Muilla maritima
2017 Steve Matson
Muilla maritima
2017 Steve Matson

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

Nemacladus secundiflorus var. secundiflorus    Large-flowered nemacladus
rare native
Annual herb

CAMPANULACEAE

Nemacladus secundiflorus var. secundiflorus
2008 Aaron Schusteff
Nemacladus secundiflorus var. secundiflorus
2008 Aaron Schusteff

Nemophila pedunculata    Littlefoot nemophila,  Meadow nemophila
native
Annual herb

HYDROPHYLLACEAE

Nemophila pedunculata
2003 Steve Matson
Nemophila pedunculata
2020 Bob Sweatt
Nemophila pedunculata
2024 Alaine Arslan

Pectocarya penicillata    Sleeping combseed,  Winged comb seed,  Winged pectocarya
native
Annual herb

BORAGINACEAE

Pectocarya penicillata
2017 Ron Vanderhoff
Pectocarya penicillata
2017 Ron Vanderhoff
Pectocarya penicillata
2022 Steve Matson

Pellaea andromedifolia    Coffee cliffbrake,  Coffee fern
native
Fern

PTERIDACEAE

Pellaea andromedifolia
2023 Steve Conger
Pellaea andromedifolia
2021 Steve Matson
Pellaea andromedifolia
2021 Mike Russler

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

PTERIDACEAE

Pellaea mucronata var. mucronata
2018 Rachelle Gray
Pellaea mucronata var. mucronata
2023 Helen Hancock
Pellaea mucronata var. mucronata
2023 Helen Hancock

Pentachaeta alsinoides    Tiny pygmy daisy,  Tiny pygmydaisy
native
Annual herb

ASTERACEAE

Pentachaeta alsinoides
2021 Ken Hickman
Pentachaeta alsinoides
2022 Ken Hickman
Pentachaeta alsinoides
2023 David Gowen

native
Fern

PTERIDACEAE

Pentagramma triangularis ssp. triangularis
2008 Steve Matson
Pentagramma triangularis ssp. triangularis
2008 Steve Matson
Pentagramma triangularis ssp. triangularis
2019 Gary McDonald

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

HYDROPHYLLACEAE

Phacelia distans
2014 Steve Matson
Phacelia distans
2014 Steve Matson
Phacelia distans
2022 Ron Vanderhoff

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

Pinus sabiniana    Bull pine,  California foothill pine,  Gray pine
native
Tree

PINACEAE

Pinus sabiniana
2022 Cynthia Powell
Pinus sabiniana
2019 Cynthia Powell
Pinus sabiniana
2021 R.A. Chasey

Plagiobothrys acanthocarpus    Adobe allocarya,  Adobe popcornflower
native
Annual herb

BORAGINACEAE

Plagiobothrys acanthocarpus
2017 Steve Matson
Plagiobothrys acanthocarpus
2017 Steve Matson
Plagiobothrys acanthocarpus
2024 Catherine Chang

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

BORAGINACEAE

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

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

BORAGINACEAE

Plagiobothrys nothofulvus
2011 Steve Matson
Plagiobothrys nothofulvus
2011 Steve Matson
Plagiobothrys nothofulvus
2015 Steve Matson

Plagiobothrys shastensis    Shasta popcorn flower,  Shasta popcornflower
native
Annual herb

BORAGINACEAE

Plagiobothrys shastensis
2008 Steve Matson
Plagiobothrys shastensis
2008 Steve Matson
Plagiobothrys shastensis
2009 Julie A. Kierstead

Plagiobothrys tenellus    Pacific popcornflower,  Popcorn flower,  Slender popcorn flower
native
Annual herb

BORAGINACEAE

Plagiobothrys tenellus
2023 Larry Dizmang
Plagiobothrys tenellus
2023 Larry Dizmang
Plagiobothrys tenellus
2022 Mike Russler

Plagiobothrys trachycarpus    Rough fruited allocarya,  Roughfruit popcornflower
native
Annual herb

BORAGINACEAE

Plagiobothrys trachycarpus
2022 Catherine Chang
Plagiobothrys trachycarpus
2022 Catherine Chang
Plagiobothrys trachycarpus
2022 Catherine Chang

Plantago elongata    Annual coast plantago,  Coastal plantain,  Long leaf plantain
native
Annual herb

PLANTAGINACEAE

Plantago elongata
2017 Barbara Boethling
Plantago elongata
2019 Ron Vanderhoff
Plantago elongata
2020 Ron Vanderhoff

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

PLANTAGINACEAE

Plantago erecta
2008 Steve Matson
Plantago erecta
2022 Steve Matson
Plantago erecta
2022 Steve Matson

Plectritis ciliosa    Long spurred plectritis,  Longspur seablush
native
Annual herb

VALERIANACEAE

Plectritis ciliosa
2022 Steve Matson
Plectritis ciliosa
2005 Steve Matson
Plectritis ciliosa
2022 Steve Matson

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 bulbosa ssp. vivipara    Bulbous blue grass
non-native
Perennial grass

POACEAE

Poa bulbosa ssp. vivipara
null
Poa bulbosa ssp. vivipara
2015 Richard Chasey
Poa bulbosa ssp. vivipara
2022 John Rawlings

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

Primula clevelandi    Small Tree-Mallow


native
Perennial herb

ASTERACEAE

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

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
2021 Ron Vanderhoff
Pseudognaphalium luteoalbum
2019 Diane Etchison
Pseudognaphalium luteoalbum
2021 Ron Vanderhoff

Psilocarphus chilensis    Round woolly marbles
native
Annual herb

ASTERACEAE

Psilocarphus chilensis
2020 Dick Rawson
Psilocarphus chilensis
2020 Dick Rawson
Psilocarphus chilensis
2024 Ellen Uhler

Psilocarphus tenellus    Slender woolly marbles,  Slender woollyheads
native
Annual herb

ASTERACEAE

Psilocarphus tenellus
2006 Steve Matson
Psilocarphus tenellus
2006 Steve Matson
Psilocarphus tenellus
2018 Ron Vanderhoff

Quercus douglasii    Blue oak
native
Tree

FAGACEAE

Quercus douglasii
2023 Ryan O'Dell
Quercus douglasii
2018 Gary McDonald
Quercus douglasii
2020 Charles Russell

Quercus john-tuckeri    Tucker oak,  Tucker's oak
native
Tree

FAGACEAE

Quercus john-tuckeri
2019 Richard Spjut
Quercus john-tuckeri
2015 Keir Morse
Quercus john-tuckeri
2019 Richard Spjut

Quercus xalvordiana    Alvord oak,  Alvord's oak
native
Tree

FAGACEAE

Quercus xalvordiana
2022 Ryan O'Dell
Quercus xalvordiana
2019 Richard Spjut
Quercus xalvordiana
2010 Neal Kramer

Rafinesquia californica    California chicory,  California plumseed
native
Annual herb

ASTERACEAE

Rafinesquia californica
2019 David Greenberger
Rafinesquia californica
2021 Ron Vanderhoff
Rafinesquia californica
2017 Steve Matson

Rhamnus ilicifolia    Evergreen buckthorn,  Hollyleaf redberry
native
Shrub

RHAMNACEAE

Rhamnus ilicifolia
2016 Steve Matson
Rhamnus ilicifolia
2016 Steve Matson
Rhamnus ilicifolia
2006 Steve Matson

Rhus aromatica    Fragrant sumac,  Skunk Bush
native
Shrub

ANACARDIACEAE

Rhus aromatica
2018 Steve Matson
Rhus aromatica
2018 Steve Matson
Rhus aromatica
2018 Steve Matson

Rigiopappus leptocladus    Rigiopappus,  Wire weed,  Wireweed
native
Annual herb

ASTERACEAE

Rigiopappus leptocladus
2019 Ken Hickman
Rigiopappus leptocladus
2021 Steve Laymon
Rigiopappus leptocladus
2022 John Rawlings

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
2023 Ron Vanderhoff

Sabulina californica    California Sandwort
native
Annual herb

CARYOPHYLLACEAE

Sabulina californica
2021 Steve Matson
Sabulina californica
2021 Steve Matson
Sabulina californica
2021 David popp

Salix gooddingii    Goodding's black willow,  Goodding's willow,  Gooding's willow
native
Tree

SALICACEAE

Salix gooddingii
2020 Ron Vanderhoff
Salix gooddingii
2021 Richard Spjut
Salix gooddingii
2020 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
2022 Ron Vanderhoff
Salix lasiolepis
2022 Ron Vanderhoff
Salix lasiolepis
2020 Steve Matson

Salvia columbariae    Chia sage
native
Annual herb

LAMIACEAE

Salvia columbariae
2020 Ron Vanderhoff
Salvia columbariae
2022 Mike Russler
Salvia columbariae
2022 Mike Russler

Salvia mellifera    Black sage
native
Shrub

LAMIACEAE

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

Sambucus nigra ssp. caerulea    Blue elderberry
native
Tree, Shrub

VIBURNACEAE

Sambucus nigra ssp. caerulea
2021 Mike Russler
Sambucus nigra ssp. caerulea
2020 Diane Etchison
Sambucus nigra ssp. caerulea
2022 El Byrne

Sanicula bipinnata    Poison sanicle
native
Perennial herb

APIACEAE

Sanicula bipinnata
2008 Steve Matson
Sanicula bipinnata
2008 Steve Matson
Sanicula bipinnata
2022 R.A. Chasey

Sanicula bipinnatifida    Purple sanicle,  Snakeroot,  Purple Sanicle, Shoe Buttons
native
Perennial herb

APIACEAE

Sanicula bipinnatifida
2019 Diane Etchison
Sanicula bipinnatifida
2018 Gary McDonald
Sanicula bipinnatifida
2021 Robin Carter

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

APIACEAE

Sanicula crassicaulis
2023 Steve Conger
Sanicula crassicaulis
2023 Steve Conger
Sanicula crassicaulis
2021 Steve Laymon

Scribneria bolanderi    Scribner's grass,  Scribneria
native
Annual grass

POACEAE

Scribneria bolanderi
2022 John Rawlings
Scribneria bolanderi
2020 Ken Hickman
Scribneria bolanderi
2023 R.A. Chasey

Scutellaria tuberosa    Danny's skullcap,  Scullcap
native
Perennial herb

LAMIACEAE

Scutellaria tuberosa
2006 Steve Matson
Scutellaria tuberosa
2006 Steve Matson
Scutellaria tuberosa
2006 Steve Matson

Senecio aphanactis    California groundsel,  Chaparral ragwort,  Rayless ragwort
rare native
Annual herb

ASTERACEAE

Senecio aphanactis
2019 Matt Berger
Senecio aphanactis
2019 Matt Berger
Senecio aphanactis
2022 R.A. Chasey

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

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

ASTERACEAE

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

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

SOLANACEAE

Solanum umbelliferum var. umbelliferum
2014 Steve Matson
Solanum umbelliferum var. umbelliferum
2014 Steve Matson
Solanum umbelliferum var. umbelliferum
2014 Steve Matson

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
2024 Ron Vanderhoff

Stebbinsoseris heterocarpa    Grassland stebbinsoseris
native
Annual herb

ASTERACEAE

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

Stellaria pallida    Pale starwort
non-native
Annual herb

CARYOPHYLLACEAE

Stellaria pallida
2022 Donald Burk
Stellaria pallida
2004 Keir Morse
Stellaria pallida
2004 Keir Morse

Stipa cernua    Nodding needle grass
native
Perennial grass

POACEAE

Stipa cernua
2018 Liz Block
Stipa cernua
2022 Ron Vanderhoff
Stipa cernua
2022 Dianne Lake

Stylocline gnaphaloides    Everlasting nest straw,  Everlasting stylocline,  Mountain neststraw
native
Annual herb

ASTERACEAE

Stylocline gnaphaloides
2019 Diane Etchison
Stylocline gnaphaloides
2021 Ron Vanderhoff
Stylocline gnaphaloides
2021 Ron Vanderhoff

native
Annual herb

BRASSICACEAE

Thysanocarpus curvipes ssp. curvipes
2016 Steve Matson
Thysanocarpus curvipes ssp. curvipes
2016 Steve Matson
Thysanocarpus curvipes ssp. curvipes
2016 Steve Matson

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

Toxicoscordion brevibracteatum    Desert death camas
native
Perennial herb

MELANTHIACEAE

Toxicoscordion brevibracteatum
2021 Bryant Baker
Toxicoscordion brevibracteatum
2017 Jonathon Holguin
Toxicoscordion brevibracteatum
Geoff Burleigh

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

MELANTHIACEAE

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

Trifolium albopurpureum    Indian clover,  Rancheria clover
native
Annual herb

FABACEAE

Trifolium albopurpureum
2023 Mary Gerbic
Trifolium albopurpureum
2023 Mary Gerbic
Trifolium albopurpureum
2021 Mike Russler

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

FABACEAE

Trifolium gracilentum
2016 Steve Matson
Trifolium gracilentum
2016 Steve Matson
Trifolium gracilentum
2016 Steve Matson

Trifolium macraei    Chilean clover,  Macrae's clover
native
Annual herb

FABACEAE

Trifolium macraei
2009 Toni Corelli
Trifolium macraei
2022 R.A. Chasey
Trifolium macraei
2021 R.A. Chasey

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

Triphysaria micrantha    Little butter 'n' eggs,  Purplebeak owl's clover
native
Annual herb

OROBANCHACEAE

Triphysaria micrantha
2006 Steve Matson
Triphysaria micrantha
2006 Steve Matson

Turricula parryi    Poodle-dog bush
native
Perennial herb

NAMACEAE

Turricula parryi
2019 Wendy Walker
Turricula parryi
2019 Bryant Baker
Turricula parryi
2019 Matt Berger

Typha domingensis    Narrowleaf cattail,  Southern cattail
native
Perennial herb

TYPHACEAE

Typha domingensis
2020 Ron Vanderhoff
Typha domingensis
2020 Ron Vanderhoff
Typha domingensis
2023 Ron Vanderhoff

Uropappus lindleyi    Silver puffs,  Uropappus
native
Annual herb

ASTERACEAE

Uropappus lindleyi
2019 Zack Abbey
Uropappus lindleyi
2019 Ron Vanderhoff
Uropappus lindleyi
2016 Ron Vanderhoff

Viola douglasii    Douglas' golden violet,  Douglas' violet
native
Perennial herb

VIOLACEAE

Viola douglasii
2006 Steve Matson
Viola douglasii
2006 Steve Matson
Viola douglasii
2006 Steve Matson

Viola purpurea ssp. quercetorum    Goosefoot violet,  Goosefoot yellow violet
native
Perennial herb

VIOLACEAE

Viola purpurea ssp. quercetorum
2016 Steve Matson
Viola purpurea ssp. quercetorum
2016 Steve Matson
Viola purpurea ssp. quercetorum
2016 Steve Matson

Yabea microcarpa    California hedge parsley,  False carrot
native
Annual herb

APIACEAE

Yabea microcarpa
2021 Helen Hancock
Yabea microcarpa
2022 R.A. Chasey
Yabea microcarpa
2012 Toni Corelli

Zeltnera davyi    Davy's centaury
native
Annual herb

GENTIANACEAE

Zeltnera davyi
2018 Mary Conway
Zeltnera davyi
2022 Irene Rosen
Zeltnera davyi
2023 R.A. Chasey