logo Calflora  Illustrated Plant List 
PCT: Tule Canyon Truck Trail - Highway 74
Table Mountain Area, southern Riverside County

Riverside County

RT Hawke, Shaun Hawke, Tom Chester, Dave Stith  (2014-03-15)

Record Detail Nearby Surveys What Grows Here?
223 PLANTS
Acmispon argophyllus var. argophyllus    Southern california silver lotus
native
Perennial herb

FABACEAE

Acmispon argophyllus var. argophyllus
2014 Steve Matson
Acmispon argophyllus var. argophyllus
2014 Steve Matson
Acmispon argophyllus var. argophyllus
2014 Steve Matson

Acmispon glaber var. brevialatus    Short winged deerweed
native
Perennial herb

FABACEAE

Acmispon glaber var. brevialatus
2020 Ron Vanderhoff
Acmispon glaber var. brevialatus
2018 Michelle Tollett
Acmispon glaber var. brevialatus
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

Adenophyllum porophylloides    San Felipe dogweed,  San Felipe dyssodia
native
Perennial herb

ASTERACEAE

Adenophyllum porophylloides
2020 David Greenberger
Adenophyllum porophylloides
2019 Matt Berger
Adenophyllum porophylloides
2019 Matt Berger

native
Tree, Shrub

ROSACEAE

Adenostoma fasciculatum
2019 Steve Matson
Adenostoma fasciculatum
2019 Steve Matson
Adenostoma fasciculatum
2019 Steve Matson

Adenostoma sparsifolium    Red shanks
native
Tree

ROSACEAE

Adenostoma sparsifolium
2019 Bryant Baker
Adenostoma sparsifolium
2020 David Greenberger
Adenostoma sparsifolium
2019 Aaron Echols

Agave deserti var. deserti    Desert agave
native
Shrub

AGAVACEAE

Agave deserti var. deserti
2020 David Greenberger
Agave deserti var. deserti
2019 Susan McDougall
Agave deserti var. deserti
2019 Susan McDougall

Agoseris retrorsa    Spear leaved agoseris,  Spearleaf agoseris,  Spearleaf mountain dandelion
native
Perennial herb

ASTERACEAE

Agoseris retrorsa
2018 Steve Matson
Agoseris retrorsa
2018 Steve Matson
Agoseris retrorsa
2018 Steve Matson

Allophyllum glutinosum    Sticky false gilia,  Sticky false gilyflower
native
Annual herb

POLEMONIACEAE

Allophyllum glutinosum
2020 Ron Vanderhoff
Allophyllum glutinosum
2019 Ron Vanderhoff
Allophyllum glutinosum
2019 Diane Etchison

Amaranthus fimbriatus    Fringed amaranth
native
Annual herb

AMARANTHACEAE

Amaranthus fimbriatus
2020 R.A. Chasey
Amaranthus fimbriatus
2022 R.A. Chasey
Amaranthus fimbriatus
2022 R.A. Chasey

Amaranthus powellii    Powell's amaranth
native
Annual herb

AMARANTHACEAE

Amaranthus powellii
2022 Donald Burk
Amaranthus powellii
2019 David popp
Amaranthus powellii
2015 Keir Morse

Ambrosia acanthicarpa    Annual bursage,  Annual burweed
native
Annual herb

ASTERACEAE

Ambrosia acanthicarpa
2009 Steve Matson
Ambrosia acanthicarpa
2009 Steve Matson
Ambrosia acanthicarpa
2013 Steve Matson

Ambrosia psilostachya    Ragweed,  Western ragweed
native
Perennial herb

ASTERACEAE

Ambrosia psilostachya
2021 Mary Ann Machi
Ambrosia psilostachya
2022 Ron Vanderhoff
Ambrosia psilostachya
2022 Ron Vanderhoff

Amsinckia retrorsa    Rigid fiddleneck
native
Annual herb

BORAGINACEAE

Amsinckia retrorsa
2023 Aaron Schusteff
Amsinckia retrorsa
2023 Aaron Schusteff
Amsinckia retrorsa
2023 Dianne Lake

Anisocoma acaulis    Scale bud,  Scalebud
native
Annual herb

ASTERACEAE

Anisocoma acaulis
2020 Steve Matson
Anisocoma acaulis
2020 Steve Matson
Anisocoma acaulis
2022 Steve Matson

Antirrhinum coulterianum    Coulter snapdragon,  Coulter's snapdragon
native
Annual herb

PLANTAGINACEAE

Antirrhinum coulterianum
2019 Lynn Sweet
Antirrhinum coulterianum
2019 Aaron Echols
Antirrhinum coulterianum
2019 Hailey Laskey

Arctostaphylos glauca    Big berry manzanita,  Bigberry manzanita
native
Tree, Shrub

ERICACEAE

Arctostaphylos glauca
2020 Ron Vanderhoff
Arctostaphylos glauca
2018 Ron Vanderhoff
Arctostaphylos glauca
2018 Ron Vanderhoff

Arctostaphylos pringlei ssp. drupacea    Pink bracted manzanita,  Pinkbracted manzanita
native
Shrub

ERICACEAE

Arctostaphylos pringlei ssp. drupacea
2019 Matt Berger
Arctostaphylos pringlei ssp. drupacea
2017 Joey Santore
Arctostaphylos pringlei ssp. drupacea
2019 Matt Berger

Arctostaphylos pungens    Mexican manzanita,  Pointleaf manzanita
native
Tree, Shrub

ERICACEAE

Arctostaphylos pungens
2016 James Gonsman
Arctostaphylos pungens
2014 James Gonsman
Arctostaphylos pungens
2020 Mike Russler

Aristida purpurea    Purple three awn,  Purple threeawn
native
Perennial grass

POACEAE

Aristida purpurea
2019 Ron Vanderhoff
Aristida purpurea
2016 Keir Morse
Aristida purpurea
2016 Keir Morse

Artemisia dracunculus    Herbaceous sagewort,  Pinon wormwood,  Tarragon
native
Perennial herb

ASTERACEAE

Artemisia dracunculus
2022 Steve Matson
Artemisia dracunculus
2022 Steve Matson
Artemisia dracunculus
2022 Steve Matson

Artemisia ludoviciana ssp. albula    Silver wormwood,  White mugwort,  White sagebrush
native
Perennial herb

ASTERACEAE

Artemisia ludoviciana ssp. albula
2011 Steve Matson
Artemisia ludoviciana ssp. albula
2011 Steve Matson
Artemisia ludoviciana ssp. albula
2019 Michelle Tollett

Artemisia tridentata    Big sagebrush,  Common sagebrush
native
Shrub

ASTERACEAE

Artemisia tridentata
2023 Ryan O'Dell
Artemisia tridentata
2008 Thomas Stoughton
Artemisia tridentata
2022 Cynthia Powell

Atriplex canescens var. canescens    Fourwing saltbush
native
Shrub

CHENOPODIACEAE

Atriplex canescens var. canescens
2017 Ron Vanderhoff
Atriplex canescens var. canescens
2020 Ron Vanderhoff
Atriplex canescens var. canescens
2019 Kevin Woolen

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

native
Shrub

ASTERACEAE

Baccharis salicifolia ssp. salicifolia
2022 Ron Vanderhoff
Baccharis salicifolia ssp. salicifolia
2023 Ron Vanderhoff
Baccharis salicifolia ssp. salicifolia
2024 Holly Gray

Baccharis sergiloides    Desert baccharis
native
Shrub

ASTERACEAE

Baccharis sergiloides
2016 Richard Spjut
Baccharis sergiloides
2020 David Greenberger
Baccharis sergiloides
2012 Keir Morse

Bahiopsis parishii    Parish viguiera
native
Shrub

ASTERACEAE

Bahiopsis parishii
2019 Diane Etchison
Bahiopsis parishii
2019 Diane Etchison
Bahiopsis parishii
2020 Diane Etchison

Boechera californica    California rockcress
native
Perennial herb

BRASSICACEAE

Boechera californica
2022 Emily Sluiman
Boechera californica
2019 Diane Etchison
Boechera californica
2019 Diane Etchison

Boechera perennans    Perennial rockcress
native
Perennial herb

BRASSICACEAE

Boechera perennans
2019 Steve Matson
Boechera perennans
2019 Steve Matson
Boechera perennans
2019 Steve Matson

Bouteloua barbata var. barbata    Six weeks grama
native
Annual grass

POACEAE

Bouteloua barbata var. barbata
2023 Keir Morse
Bouteloua barbata var. barbata
2023 Keir Morse
Bouteloua barbata var. barbata
2013 Steve Matson

Brickellia atractyloides var. arguta    California spear leaved brickellia
native
Shrub

ASTERACEAE

Brickellia atractyloides var. arguta
2020 Steve Matson
Brickellia atractyloides var. arguta
2020 Steve Matson
Brickellia atractyloides var. arguta
2010 Neal Kramer

Bromus carinatus    California brome
native
Perennial grass

POACEAE

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

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

invasive non-native
Annual grass

POACEAE

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

Bromus tectorum    Cheatgrass, downy brome,  Downy brome grass,  Downy chess
invasive non-native
Annual grass

POACEAE

Bromus tectorum
2022 Ron Vanderhoff
Bromus tectorum
2022 Ron Vanderhoff
Bromus tectorum
2022 Ron Vanderhoff

Calyptridium monandrum    Common pussypaws,  Pussy paws
native
Annual herb

MONTIACEAE

Calyptridium monandrum
2019 Stacie Wolny
Calyptridium monandrum
2023 Maisie Borg
Calyptridium monandrum
2021 Mike Russler

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 confusa    San bernardino sun cup
native
Annual herb

ONAGRACEAE

Camissoniopsis confusa
2021 Arlee Montalvo
Camissoniopsis confusa
2019 Diane Etchison
Camissoniopsis confusa
2019 Diane Etchison

Castilleja applegatei ssp. martinii    Martin's paintbrush,  Wavyleaf indian paintbrush
native
Perennial herb

OROBANCHACEAE

Castilleja applegatei ssp. martinii
2022 Mary Conway
Castilleja applegatei ssp. martinii
2022 Mary Conway
Castilleja applegatei ssp. martinii
2019 David Magney

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

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

Caulanthus hallii    Hall's caulanthus,  Hall's wild cabbage
native
Annual herb

BRASSICACEAE

Caulanthus hallii
2019 Matt Berger
Caulanthus hallii
2015 Keir Morse
Caulanthus hallii
2015 Keir Morse

Caulanthus simulans    Payson's wild cabbage
rare native
Annual herb

BRASSICACEAE

Caulanthus simulans
2019 Matt Berger
Caulanthus simulans
2019 Matt Berger
Caulanthus simulans
2019 Matt Berger

Ceanothus perplexans    Cupped leaf ceanothus
native
Shrub

RHAMNACEAE

Ceanothus perplexans
2010 Sherie Hubble
Ceanothus perplexans
2016 Ron Vanderhoff
Ceanothus perplexans
2020 David Greenberger

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

Chaenactis artemisiifolia    Artemisia leaved chaenactis,  White pincushion
native
Annual herb

ASTERACEAE

Chaenactis artemisiifolia
2022 Rosalind Helfand
Chaenactis artemisiifolia
2023 Julia Markey
Chaenactis artemisiifolia
2022 Ron Vanderhoff

Chaenactis fremontii    Fremont pincushion,  Pincushion flower
native
Annual herb

ASTERACEAE

Chaenactis fremontii
2019 Matt Berger
Chaenactis fremontii
2021 Julie Ann Watson
Chaenactis fremontii
2016 Julie Ann Watson

Chaenactis glabriuscula var. lanosa    Pincushion flower,  Woolly yellow chaenactis
native
Annual herb

ASTERACEAE

Chaenactis glabriuscula var. lanosa
2019 Susan McDougall
Chaenactis glabriuscula var. lanosa
2019 Susan McDougall
Chaenactis glabriuscula var. lanosa
2008 Keir Morse

Chaenactis parishii    Parish's chaenactis
rare native
Perennial herb

ASTERACEAE

Chaenactis parishii
2015 Keir Morse
Chaenactis parishii
2015 Keir Morse
Chaenactis parishii
2015 Keir Morse

Chamaesyce albomarginata    Rattlesnake sandmat
native
Perennial herb

EUPHORBIACEAE

Chamaesyce albomarginata
2019 Diane Etchison
Chamaesyce albomarginata
2019 Cynthia Powell
Chamaesyce albomarginata
2019 Douglas Gordon-Blackwood

Cheilanthes covillei    Coville's lip fern
native
Fern

PTERIDACEAE

Cheilanthes covillei
2019 Steve Matson
Cheilanthes covillei
2019 Steve Matson
Cheilanthes covillei
2019 Steve Matson

Chenopodium berlandieri    Berlandier's goosefoot,  Pit seed goosefoot
native
Annual herb

CHENOPODIACEAE

Chenopodium berlandieri
2003 Keir Morse
Chenopodium berlandieri
2003 Keir Morse
Chenopodium berlandieri
2003 Keir Morse

Chenopodium fremontii    Fremont's goosefoot
native
Annual herb

CHENOPODIACEAE

Chenopodium fremontii
2021 Arlee Montalvo
Chenopodium fremontii
2021 Arlee Montalvo
Chenopodium fremontii
2017 Drew Beccue

Cirsium occidentale var. californicum    Bigelow thistle,  California thistle,  Cobwebby thistle
native
Perennial herb

ASTERACEAE

Cirsium occidentale var. californicum
2021 Amber Bedgood
Cirsium occidentale var. californicum
2021 Mike Russler
Cirsium occidentale var. californicum
2013 James Gonsman

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 parviflora ssp. viridis    Green miner's lettuce,  Streambank springbeauty
native
Annual herb

MONTIACEAE

Claytonia parviflora ssp. viridis
2006 James M. Andre

Collinsia concolor    Chinese houses,  White collinsia
native
Annual herb

PLANTAGINACEAE

Collinsia concolor
2020 Julie Ann Watson
Collinsia concolor
2003 Charles E. Jones
Collinsia concolor
2014 Keir Morse

Cordylanthus rigidus ssp. setiger    Bristly Bird's Beak
native
Annual herb (hemiparasitic)

OROBANCHACEAE

Cordylanthus rigidus ssp. setiger
2023 Ron Vanderhoff
Cordylanthus rigidus ssp. setiger
2021 Ron Vanderhoff
Cordylanthus rigidus ssp. setiger
2003 Dr. Kenneth L. Bowles

Corethrogyne filaginifolia    Common sandaster
native
Perennial herb

ASTERACEAE

Corethrogyne filaginifolia
2022 Mike Russler
Corethrogyne filaginifolia
2018 Ron Vanderhoff
Corethrogyne filaginifolia
2019 Diane Etchison

Cryptantha barbigera var. barbigera    Bearded cryptantha
native
Annual herb

BORAGINACEAE

Cryptantha barbigera var. barbigera
2014 Steve Matson
Cryptantha barbigera var. barbigera
2012 Terrence Gosliner
Cryptantha barbigera var. barbigera
2014 Steve Matson

Cryptantha intermedia var. intermedia    Common cryptantha
native
Annual herb

BORAGINACEAE

Cryptantha intermedia var. intermedia
2019 Ron Vanderhoff
Cryptantha intermedia var. intermedia
2021 Ron Vanderhoff
Cryptantha intermedia var. intermedia
2023 Ron Vanderhoff

Cryptantha micrantha var. lepida    Mountain red-root
native
Annual herb

BORAGINACEAE

Cryptantha micrantha var. lepida
2019 Diane Etchison
Cryptantha micrantha var. lepida
2014 Keir Morse
Cryptantha micrantha var. lepida
2019 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

Cryptantha pterocarya var. purpusii    Purpus' cryptantha
native
Annual herb

BORAGINACEAE

Cryptantha pterocarya var. purpusii
2019 Diane Etchison
Cryptantha pterocarya var. purpusii
2019 Diane Etchison
Cryptantha pterocarya var. purpusii
2014 Keir Morse

Cuscuta californica var. papillosa    Chaparral dodder,  Papillate dodder
native
Annual herb, Vine (parasitic)

CONVOLVULACEAE

Cuscuta californica var. papillosa
2023 Keir Morse
Cuscuta californica var. papillosa
2023 Keir Morse
Cuscuta californica var. papillosa
2023 Keir Morse

Cylindropuntia californica var. parkeri    Cane or valley cholla
native
Perennial herb (stem succulent)

CACTACEAE

Cylindropuntia californica var. parkeri
2023 Ron Vanderhoff
Cylindropuntia californica var. parkeri
2022 Ron Vanderhoff
Cylindropuntia californica var. parkeri
2022 Ron Vanderhoff

Datura wrightii    Jimsonweed,  Sacred thorn apple,  Toluaca
native
Perennial herb

SOLANACEAE

Datura wrightii
2017 Lisa Miller
Datura wrightii
2019 Ron Vanderhoff
Datura wrightii
2020 Mike McNamara

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

Descurainia pinnata    Western tansy mustard,  Western tansymustard,  Yellow tansy mustard
native
Annual herb

BRASSICACEAE

Descurainia pinnata
2018 Nancy Hamlett
Descurainia pinnata
2022 Steve Matson
Descurainia pinnata
2022 Steve Matson

Descurainia sophia    Flix weed,  Herb sophia
invasive non-native
Annual herb

BRASSICACEAE

Descurainia sophia
2014 Steve Matson
Descurainia sophia
2021 R.A. Chasey
Descurainia sophia
2014 Steve Matson

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

THEMIDACEAE

Dichelostemma capitatum ssp. capitatum
2017 Alison Sheehey
Dichelostemma capitatum ssp. capitatum
Geoff Burleigh
Dichelostemma capitatum ssp. capitatum
2015 Ken Lunders

Dieteria asteroides    Hoary aster
native
Perennial herb

ASTERACEAE

Dieteria asteroides
2016 Keir Morse
Dieteria asteroides
2016 Keir Morse
Dieteria asteroides
2016 Keir Morse

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

Dudleya pulverulenta    Chalk dudleya
native
Perennial herb

CRASSULACEAE

Dudleya pulverulenta
2018 Ron Vanderhoff
Dudleya pulverulenta
2012 Ann Dalkey
Dudleya pulverulenta
2020 Julia Markey

Dudleya saxosa ssp. aloides    Desert dudleya,  Panamint liveforever
native
Perennial herb

CRASSULACEAE

Dudleya saxosa ssp. aloides
2019 Josephine Brennan
Dudleya saxosa ssp. aloides
2019 Ron Vanderhoff
Dudleya saxosa ssp. aloides
2019 Matt Berger

Echinocereus engelmannii    Calico cactus,  Engelmann's hedgehog cactus
native
Shrub (stem succulent)

CACTACEAE

Echinocereus engelmannii
2016 Steve Matson
Echinocereus engelmannii
2015 Diane Etchison
Echinocereus engelmannii
2014 Timothy Boomer

Elymus elymoides    Bottlebrush squirreltail,  Squirrel tail grass,  Squirreltail
native
Perennial grass

POACEAE

Elymus elymoides
2022 Steve Matson
Elymus elymoides
2012 Robert L. Carr
Elymus elymoides
2012 Robert L. Carr

Elymus triticoides    Beardless wild rye
native
Perennial grass

POACEAE

Elymus triticoides
2018 Ron Vanderhoff
Elymus triticoides
2021 Ron Vanderhoff
Elymus triticoides
2018 Rachelle Gray

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

Encelia actoni    Acton encelia
native
Shrub

ASTERACEAE

Encelia actoni
2022 Steve Matson
Encelia actoni
2022 Steve Matson
Encelia actoni
2022 Steve Matson

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

ONAGRACEAE

Epilobium canum ssp. latifolium
2015 Steve Matson
Epilobium canum ssp. latifolium
2023 Steve Conger
Epilobium canum ssp. latifolium
2016 Rebecca Schoenenberger

Eriastrum densifolium ssp. austromontanum    Perennial vool star,  Southern mountain eriastrum
native
Perennial herb

POLEMONIACEAE

Eriastrum densifolium ssp. austromontanum
2022 Mike Russler
Eriastrum densifolium ssp. austromontanum
2022 Mike Russler
Eriastrum densifolium ssp. austromontanum
2022 Mike Russler

Eriastrum sapphirinum    Sapphire eriastrum,  Sapphire woollystar
native
Annual herb

POLEMONIACEAE

Eriastrum sapphirinum
2018 Diane Etchison
Eriastrum sapphirinum
2014 Steve Matson
Eriastrum sapphirinum
2014 Steve Matson

Ericameria linearifolia    Interior goldenbush,  Linear leaved goldenbush,  Narrowleaf goldenbush
native
Shrub

ASTERACEAE

Ericameria linearifolia
2014 Steve Matson
Ericameria linearifolia
2014 Steve Matson
Ericameria linearifolia
2014 Steve Matson

Ericameria nauseosa var. oreophila    Rubber rabbitbrush
native
Shrub

ASTERACEAE

Ericameria nauseosa var. oreophila
2012 James Gonsman
Ericameria nauseosa var. oreophila
2016 Steve Matson
Ericameria nauseosa var. oreophila
2016 Steve Matson

Ericameria pinifolia    Pine bush,  Pinebush
native
Shrub

ASTERACEAE

Ericameria pinifolia
2022 Ron Vanderhoff
Ericameria pinifolia
2015 Keir Morse
Ericameria pinifolia
2022 Ron Vanderhoff

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 crassifolium    Felt leaved yerba santa,  Thick leaved yerba santa,  Thickleaf yerba santa
native
Shrub

NAMACEAE

Eriodictyon crassifolium
2023 Julia Markey
Eriodictyon crassifolium
2020 Bonnie Nickel
Eriodictyon crassifolium
2021 Mary Herr

Eriogonum davidsonii    Davidson buckwheat,  Davidson's buckwheat
native
Annual herb

POLYGONACEAE

Eriogonum davidsonii
2022 Mike Russler
Eriogonum davidsonii
2022 Mike Russler
Eriogonum davidsonii
2022 Mike Russler

Eriogonum elongatum var. elongatum    Long stemmed buckwheat
native
Perennial herb

POLYGONACEAE

Eriogonum elongatum var. elongatum
2017 Ron Vanderhoff
Eriogonum elongatum var. elongatum
2019 Aaron Echols
Eriogonum elongatum var. elongatum
2021 Mike Russler

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

POLYGONACEAE

Eriogonum fasciculatum var. polifolium
2022 Steve Matson
Eriogonum fasciculatum var. polifolium
2022 Steve Matson
Eriogonum fasciculatum var. polifolium
2022 Ron Vanderhoff

Eriogonum gracile var. incultum    Slender buckwheat,  Slender woolly buckwheat
native
Annual herb

POLYGONACEAE

Eriogonum gracile var. incultum
2018 Fred Melgert / Carla Hoegen
Eriogonum gracile var. incultum
2018 Fred Melgert / Carla Hoegen
Eriogonum gracile var. incultum
2020 Fred Melgert / Carla Hoegen

Eriogonum wrightii var. membranaceum    Bastardsage,  Wright s buckwheat,  Wright's buckwheat
native
Perennial herb, Shrub

POLYGONACEAE

Eriogonum wrightii var. membranaceum
2012 Keir Morse
Eriogonum wrightii var. membranaceum
2012 Keir Morse
Eriogonum wrightii var. membranaceum
2012 Keir Morse

Eriogonum wrightii var. nodosum    Bastardsage,  Wright s buckwheat,  Wright's buckwheat
native
Perennial herb, Shrub

POLYGONACEAE

Eriogonum wrightii var. nodosum
2020 R.A. Chasey
Eriogonum wrightii var. nodosum
2020 R.A. Chasey
Eriogonum wrightii var. nodosum
2020 R.A. Chasey

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 wallacei    Wallace eriophyllum,  Wallace's woolly daisy
native
Annual herb

ASTERACEAE

Eriophyllum wallacei
2022 Steve Matson
Eriophyllum wallacei
2023 Steve Matson
Eriophyllum wallacei
2022 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

Erysimum capitatum var. capitatum    Sanddune wallflower
native
Perennial herb

BRASSICACEAE

Erysimum capitatum var. capitatum
2017 Steve Matson
Erysimum capitatum var. capitatum
2017 Steve Matson
Erysimum capitatum var. capitatum
2017 Steve Matson

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

native
Annual herb

PAPAVERACEAE

Eschscholzia minutiflora ssp. minutiflora
2019 Jim Morefield
Eschscholzia minutiflora ssp. minutiflora
2019 Jim Morefield
Eschscholzia minutiflora ssp. minutiflora
2012 Gary A. Monroe

Eulobus californicus    California primrose
native
Annual herb

ONAGRACEAE

Eulobus californicus
2019 Elexis Padron
Eulobus californicus
2019 Ron Vanderhoff
Eulobus californicus
2019 Elexis Padron

Ferocactus cylindraceus    Barrel cactus,  California barrel cactus
native
Shrub (stem succulent)

CACTACEAE

Ferocactus cylindraceus
2019 Matt Berger
Ferocactus cylindraceus
2017 Dan Fillipi
Ferocactus cylindraceus
2016 Anna Wolfe

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

Galium andrewsii ssp. andrewsii    Andrews' bedstraw,  Phlox leaved bedstraw
native
Perennial herb

RUBIACEAE

Galium andrewsii ssp. andrewsii
2018 Gary McDonald
Galium andrewsii ssp. andrewsii
2018 Gary McDonald
Galium andrewsii ssp. andrewsii
2018 Gary McDonald

Galium angustifolium ssp. angustifolium    Narrow leaved bedstraw,  Narrowleaf bedstraw
native
Perennial herb

RUBIACEAE

Galium angustifolium ssp. angustifolium
2017 Steve Matson
Galium angustifolium ssp. angustifolium
2020 Ron Vanderhoff
Galium angustifolium ssp. angustifolium
2017 Steve Matson

Garrya flavescens    Ashy silk tassel,  Ashy silktassel
native
Shrub

GARRYACEAE

Garrya flavescens
2020 Diane Etchison
Garrya flavescens
2023 Ryan O'Dell
Garrya flavescens
2020 Ron Vanderhoff

Gilia diegensis    Coastal gilia
native
Annual herb

POLEMONIACEAE

Gilia diegensis
2019 Diane Etchison
Gilia diegensis
2021 R.A. Chasey
Gilia diegensis
2021 R.A. Chasey

Gutierrezia sarothrae    Broom snakeweed,  Common snakeweed,  Matchweed
native
Shrub

ASTERACEAE

Gutierrezia sarothrae
2007 Steve Matson
Gutierrezia sarothrae
2007 Steve Matson
Gutierrezia sarothrae
2007 Steve Matson

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

ASTERACEAE

Hazardia squarrosa var. grindelioides
2019 Ron Vanderhoff
Hazardia squarrosa var. grindelioides
2023 Ron Vanderhoff
Hazardia squarrosa var. grindelioides
2022 Ron Vanderhoff

Hesperoyucca whipplei    Chaparral yucca
native
Shrub

AGAVACEAE

Hesperoyucca whipplei
Geoff Burleigh
Hesperoyucca whipplei
2023 Jordan Collins
Hesperoyucca whipplei
2020 Julia Markey

Hirschfeldia incana    Mediterranean hoary mustard,  Short podded mustard,  Summer mustard
invasive non-native
Perennial herb

BRASSICACEAE

Hirschfeldia incana
2017 Gary McDonald
Hirschfeldia incana
2017 Gary McDonald
Hirschfeldia incana
2022 Ron Vanderhoff

Hordeum murinum    Farmer's foxtail,  Foxtail barley,  Mouse barley
invasive non-native
Annual grass

POACEAE

Hordeum murinum
2018 Gary McDonald
Hordeum murinum
2019 Gary McDonald
Hordeum murinum
2017 Gary McDonald

Juniperus californica    California juniper
native
Shrub

CUPRESSACEAE

Juniperus californica
2019 Patrick Furtado
Juniperus californica
2017 Gary McDonald
Juniperus californica
2014 Ron Vanderhoff

Keckiella antirrhinoides var. microphylla    Chaparral beard tongue,  Little leaved chaparral beard tongue
native
Shrub

PLANTAGINACEAE

Keckiella antirrhinoides var. microphylla
2008 Steve Matson
Keckiella antirrhinoides var. microphylla
2008 Steve Matson
Keckiella antirrhinoides var. microphylla
2008 Steve Matson

Keckiella ternata var. ternata    Blue stemmed keckiella
native
Shrub

PLANTAGINACEAE

Keckiella ternata var. ternata
2016 Brett Dean
Keckiella ternata var. ternata
2017 Aaron Echols
Keckiella ternata var. ternata
2019 Ron Vanderhoff

Koeleria macrantha    June grass,  Prairie junegrass
native
Perennial grass

POACEAE

Koeleria macrantha
2023 Helen Hancock
Koeleria macrantha
2015 Steve Matson
Koeleria macrantha
2015 Steve Matson

Krameria erecta    Little leaved ratany,  Littleleaf ratany,  Pima rhatany
native
Shrub

KRAMERIACEAE

Krameria erecta
2017 Bonnie Nickel
Krameria erecta
2019 Matt Berger
Krameria erecta
2017 Thomas Egan

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

Larrea tridentata    South american creosote bush
native
Shrub

ZYGOPHYLLACEAE

Larrea tridentata
2023 Keir Morse
Larrea tridentata
2019 Daria Snider
Larrea tridentata
2022 Mike Russler

native
Perennial herb

FABACEAE

Lathyrus vestitus var. alefeldii
2019 Ron Vanderhoff
Lathyrus vestitus var. alefeldii
2016 Mark Harelik
Lathyrus vestitus var. alefeldii
2019 Diane Etchison

Lepidium virginicum ssp. menziesii    Robinson's pepper grass
native
Annual herb

BRASSICACEAE

Lepidium virginicum ssp. menziesii
2011 Ramona Robison
Lepidium virginicum ssp. menziesii
2018 Al Keuter
Lepidium virginicum ssp. menziesii
2018 Al Keuter

Lessingia glandulifera var. glandulifera    Sticky lessingia,  Valley lessingia
native
Annual herb

ASTERACEAE

Lessingia glandulifera var. glandulifera
2021 R.A. Chasey
Lessingia glandulifera var. glandulifera
2015 Steve Matson
Lessingia glandulifera var. glandulifera
2021 Mike Russler

Linanthus bigelovii    Bigelow's linanthus
native
Annual herb

POLEMONIACEAE

Linanthus bigelovii
2006 James M. Andre
Linanthus bigelovii
2006 James M. Andre
Linanthus bigelovii
2011 Jean Pawek

Linanthus pungens    Granite prickly phlox
native
Shrub

POLEMONIACEAE

Linanthus pungens
2020 Bob Sweatt
Linanthus pungens
2019 Susan McDougall
Linanthus pungens
2013 James Gonsman

Lonicera subspicata var. denudata    Chaparral honeysuckle,  Johnston's honeysuckle,  Santa barbara honeysuckle
native
Shrub

CAPRIFOLIACEAE

Lonicera subspicata var. denudata
2019 Diane Etchison
Lonicera subspicata var. denudata
2021 Ron Vanderhoff
Lonicera subspicata var. denudata
2021 Ron Vanderhoff

Lupinus concinnus ssp. optatus    Bajada lupine,  Elegant lupine,  Scarlet lupine
native
Annual herb

FABACEAE

Lupinus concinnus ssp. optatus
2022 Ron Vanderhoff
Lupinus concinnus ssp. optatus
2019 Ron Vanderhoff
Lupinus concinnus ssp. optatus
2017 B.J. Dion

Lupinus excubitus var. austromontanus    Southern mountain lupine
native
Shrub

FABACEAE

Lupinus excubitus var. austromontanus
2016 Steve Matson
Lupinus excubitus var. austromontanus
2016 Steve Matson
Lupinus excubitus var. austromontanus
2022 Mike Russler

Lupinus formosus    Lupine,  Summer lupine,  Western lupine
native
Perennial herb

FABACEAE

Lupinus formosus
2016 Michael Mitchell
Lupinus formosus
2021 Mike Russler
Lupinus formosus
2021 Cynthia Powell

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

FABACEAE

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

Lycium andersonii    Anderson thornbush,  Anderson's desert thorn,  Water jacket
native
Shrub

SOLANACEAE

Lycium andersonii
2010 Steve Matson
Lycium andersonii
2022 Steve Matson
Lycium andersonii
2010 Steve Matson

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

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

Mammillaria dioica    Fish hook cactus,  Strawberry cactus
native
Shrub (stem succulent)

CACTACEAE

Mammillaria dioica
2019 Ray Gill
Mammillaria dioica
2020 Matt Berger
Mammillaria dioica
2019 Stacie Wolny

Marah macrocarpa    Chilicothe
native
Perennial herb, Vine

CUCURBITACEAE

Marah macrocarpa
2020 David Greenberger
Marah macrocarpa
2022 David Strauch
Marah macrocarpa
2021 david berman

Matricaria discoidea    Pineapple weed
native
Annual herb

ASTERACEAE

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

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

Mentzelia dispersa    Bushy blazingstar,  Nada stickleaf,  Scattered blazing star
native
Annual herb

LOASACEAE

Mentzelia dispersa
2022 Bob Sweatt
Mentzelia dispersa
2022 Bob Sweatt
Mentzelia dispersa
2022 Bob Sweatt

Mentzelia veatchiana    Veatch's blazing star
native
Annual herb

LOASACEAE

Mentzelia veatchiana
2019 Marisa Persaud
Mentzelia veatchiana
2019 Diane Etchison
Mentzelia veatchiana
2021 Mike Russler

Mimulus brevipes    Wide throated yellow monkeyflower
native
Annual herb

PHRYMACEAE

Mimulus brevipes
2019 Rebecca E. Crowe
Mimulus brevipes
2013 Keir Morse
Mimulus brevipes
2020 Ron Vanderhoff

Mirabilis laevis var. retrorsa    Wishbone bush
native
Perennial herb

NYCTAGINACEAE

Mirabilis laevis var. retrorsa
2020 Steve Matson
Mirabilis laevis var. retrorsa
2020 Steve Matson
Mirabilis laevis var. retrorsa
2013 Steve Matson

Mirabilis multiflora var. pubescens    Colorado four o'clock,  Desert four o'clock
native
Perennial herb

NYCTAGINACEAE

Mirabilis multiflora var. pubescens
2008 Steve Matson
Mirabilis multiflora var. pubescens
2008 Steve Matson
Mirabilis multiflora var. pubescens
2008 Steve Matson

Monardella linoides ssp. linoides    Flax like monardella,  Flaxleaf monardella
native
Perennial herb

LAMIACEAE

Monardella linoides ssp. linoides
2012 Keir Morse
Monardella linoides ssp. linoides
2012 Keir Morse
Monardella linoides ssp. linoides
2012 Keir Morse

Monardella nana    Little monardella,  Yellow monardella
native
Perennial herb

LAMIACEAE

Monardella nana
2019 Matt Berger
Monardella nana
2019 Matt Berger
Monardella nana
2019 Matt Berger

Muilla maritima    Common muilla,  Sea muilla
native
Perennial herb

THEMIDACEAE

Muilla maritima
2017 Steve Matson
Muilla maritima
2017 Ron Vanderhoff
Muilla maritima
2017 Steve Matson

Nemophila menziesii    Baby blue eyes
native
Annual herb

HYDROPHYLLACEAE

Nemophila menziesii
2019 Matt Berger
Nemophila menziesii
2019 Diane Etchison
Nemophila menziesii
2019 Ron Vanderhoff

Nicotiana obtusifolia    Desert tobacco
native
Perennial herb

SOLANACEAE

Nicotiana obtusifolia
2019 Susan McDougall
Nicotiana obtusifolia
2019 Matt Berger
Nicotiana obtusifolia
2019 R.A. Chasey

Nolina parryi    Parry's beargrass,  Parry's nolina
native
Perennial herb

RUSCACEAE

Nolina parryi
2018 Mary Merriman
Nolina parryi
2020 Bob Steele
Nolina parryi
2020 Matt Berger

Oenothera californica ssp. californica    California evening primrose
native
Perennial herb

ONAGRACEAE

Oenothera californica ssp. californica
2018 Aaron Echols
Oenothera californica ssp. californica
2023 Richard Spjut
Oenothera californica ssp. californica
2019 Susan McDougall

Opuntia basilaris var. basilaris    Beavertail cactus,  Beavertail pricklypear
native
Shrub (stem succulent)

CACTACEAE

Opuntia basilaris var. basilaris
2019 Diane Etchison
Opuntia basilaris var. basilaris
2019 Diane Etchison
Opuntia basilaris var. basilaris
2023 Olesya Konovalova

Opuntia chlorotica    Dollarjoint pricklypear,  Pancake cactus,  Pancake prickly pear
native
Shrub (stem succulent)

CACTACEAE

Opuntia chlorotica
2017 Fred Melgert / Carla Hoegen
Opuntia chlorotica
2020 Matt Berger
Opuntia chlorotica
2017 Fred Melgert / Carla Hoegen

Opuntia phaeacantha    Brown spined prickly pear,  Mojave prickly pear,  Tulip pricklypear
native
Shrub (stem succulent)

CACTACEAE

Opuntia phaeacantha
2021 R.A. Chasey
Opuntia phaeacantha
2018 Diane Etchison
Opuntia phaeacantha
2021 R.A. Chasey

Opuntia polyacantha var. erinacea    Grizzlybear pricklypear
native
Shrub (stem succulent)

CACTACEAE

Opuntia polyacantha var. erinacea
2012 Steve Matson
Opuntia polyacantha var. erinacea
2012 Steve Matson
Opuntia polyacantha var. erinacea
2012 Steve Matson

Orobanche californica ssp. feudgei    California broomrape
native
Perennial herb (parasitic)

OROBANCHACEAE

Orobanche californica ssp. feudgei
2014 Steve Matson
Orobanche californica ssp. feudgei
2014 Steve Matson
Orobanche californica ssp. feudgei
2014 Steve Matson

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 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

Penstemon centranthifolius    Scarlet bugler
native
Perennial herb

PLANTAGINACEAE

Penstemon centranthifolius
2019 Ron Vanderhoff
Penstemon centranthifolius
2017 Diane Etchison
Penstemon centranthifolius
2021 Mike Russler

Penstemon clevelandii var. connatus    San Jacinto beardtongue
rare native
Perennial herb

PLANTAGINACEAE

Penstemon clevelandii var. connatus
2019 Matt Berger
Penstemon clevelandii var. connatus
2019 Matt Berger
Penstemon clevelandii var. connatus
2019 Matt Berger

native
Perennial herb

PLANTAGINACEAE

Penstemon spectabilis var. spectabilis
2020 Ron Vanderhoff
Penstemon spectabilis var. spectabilis
2022 Ron Vanderhoff
Penstemon spectabilis var. spectabilis
2022 Ron Vanderhoff

Pentachaeta aurea    Golden chaetopappa,  Golden rayed pentachaeta
native
Annual herb

ASTERACEAE

Pentachaeta aurea
2022 Ron Vanderhoff
Pentachaeta aurea
2022 Ron Vanderhoff
Pentachaeta aurea
2022 Ron Vanderhoff

native
Fern

PTERIDACEAE

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

Peritoma arborea    Bladderpod
native
Shrub

CLEOMACEAE

Peritoma arborea
2022 Steven M Norris
Peritoma arborea
2023 David Strauch
Peritoma arborea
2023 David Strauch

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

Phacelia imbricata var. patula    Imbricate phacelia
native
Perennial herb

HYDROPHYLLACEAE

Phacelia imbricata var. patula
2020 Bob Sill
Phacelia imbricata var. patula
2019 Bonnie Nickel
Phacelia imbricata var. patula
2019 Matt Berger

Phacelia minor    California bluebell,  Wild canterbury bells
native
Annual herb

HYDROPHYLLACEAE

Phacelia minor
2020 David Greenberger
Phacelia minor
2019 Matt Berger
Phacelia minor
2020 stephen montgomery

Phacelia ramosissima    Branching phacelia
native
Perennial herb

HYDROPHYLLACEAE

Phacelia ramosissima
2005 Steve Matson
Phacelia ramosissima
2022 Rosalind Helfand
Phacelia ramosissima
2020 Ron Vanderhoff

Phoradendron californicum    California mesquite mistletoe,  Desert mistletoe,  Mesquite mistletoe
native
Shrub (parasitic)

VISCACEAE

Phoradendron californicum
2015 Jesse Rorabaugh
Phoradendron californicum
2021 Ron Vanderhoff
Phoradendron californicum
2016 Diane Etchison

Phoradendron juniperinum    Juniper mistletoe
native
Shrub (parasitic)

VISCACEAE

Phoradendron juniperinum
2016 Keir Morse
Phoradendron juniperinum
2020 R.A. Chasey
Phoradendron juniperinum
2004 James M. Andre

native
Shrub (parasitic)

VISCACEAE

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

Physalis crassifolia    Thick leaved ground cherry,  Yellow nightshade ground cherry,  Yellow nightshade groundcherry
native
Annual, Perennial herb

SOLANACEAE

Physalis crassifolia
2006 Steve Matson
Physalis crassifolia
2006 Steve Matson
Physalis crassifolia
2015 Steve Matson

Pinus jeffreyi    Jeffrey pine
native
Tree

PINACEAE

Pinus jeffreyi
2019 Susan McDougall
Pinus jeffreyi
2016 Dave Brandt
Pinus jeffreyi
2016 Jim Moore

Pinus monophylla    Nut pine,  Oneneedle pinyon pine,  Single leaf pinyon pine
native
Tree

PINACEAE

Pinus monophylla
2019 Annie Walker
Pinus monophylla
2019 Matt Berger
Pinus monophylla
2018 Diane Etchison

Pinus quadrifolia    Four leaf pine,  Fourneedle pinyon pine,  Nut pine
native
Tree

PINACEAE

Pinus quadrifolia
2017 Michael Ponce
Pinus quadrifolia
2013 Alec Cook
Pinus quadrifolia
2023 Ron Vanderhoff

Plantago patagonica    Patagonia plantain,  Woolly plantain
native
Annual herb

PLANTAGINACEAE

Plantago patagonica
2020 Ron Vanderhoff
Plantago patagonica
2020 Ron Vanderhoff
Plantago patagonica
2004 James M. Andre

Pluchea sericea    Arrow wed,  Arrow weed,  Arrowweed
native
Shrub

ASTERACEAE

Pluchea sericea
2018 Terry Hunefeld
Pluchea sericea
2021 Richard Spjut
Pluchea sericea
2018 Christopher Hauser

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

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

POLYGONACEAE

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

Populus fremontii ssp. fremontii    Fremont cottonwood
native
Tree

SALICACEAE

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

native
Shrub

FABACEAE

Prosopis glandulosa var. torreyana
2019 Ron Vanderhoff
Prosopis glandulosa var. torreyana
2015 Diane Etchison
Prosopis glandulosa var. torreyana
2021 Ron Vanderhoff

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

ROSACEAE

Prunus ilicifolia ssp. ilicifolia
2018 David Greenberger
Prunus ilicifolia ssp. ilicifolia
2019 Ron Vanderhoff
Prunus ilicifolia ssp. ilicifolia
2020 James Gonsman

Pterostegia drymarioides    Fairy mist,  Woodland threadstem
native
Annual herb

POLYGONACEAE

Pterostegia drymarioides
2016 Steve Matson
Pterostegia drymarioides
2016 Steve Matson
Pterostegia drymarioides
2005 Steve Matson

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

FAGACEAE

Quercus agrifolia var. agrifolia
2023 Ron Vanderhoff
Quercus agrifolia var. agrifolia
2022 Ron Vanderhoff
Quercus agrifolia var. agrifolia
2021 Al Keuter

Quercus cornelius-mulleri    Desert scrub oak,  Muller oak
native
Tree

FAGACEAE

Quercus cornelius-mulleri
2019 Susan McDougall
Quercus cornelius-mulleri
2020 Matt Berger
Quercus cornelius-mulleri
2020 Matt Berger

Quercus palmeri    Desert oak,  Palmer's oak,  Scrub oak
native
Shrub

FAGACEAE

Quercus palmeri
2022 Cynthia Powell
Quercus palmeri
2019 R.A. Chasey
Quercus palmeri
2022 Diane Renshaw

Quercus wislizeni var. frutescens    Bush interior live oak,  Chaparral oak,  Live oak
native
Tree, Shrub

FAGACEAE

Quercus wislizeni var. frutescens
2019 Ron Vanderhoff
Quercus wislizeni var. frutescens
2019 Ron Vanderhoff
Quercus wislizeni var. frutescens
2021 Ron Vanderhoff

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

Rhus ovata    Sugar bush,  Sugar sumac
native
Shrub

ANACARDIACEAE

Rhus ovata
2020 Bryant Baker
Rhus ovata
2020 Bryant Baker
Rhus ovata
2019 Bryant Baker

Ribes quercetorum    Foothill gooseberry,  Oak gooseberry,  Rock gooseberry
native
Shrub

GROSSULARIACEAE

Ribes quercetorum
2020 Susan McDougall
Ribes quercetorum
2016 Steve Matson
Ribes quercetorum
2020 Susan McDougall

Salix exigua var. exigua    Narrowleaf willow
native
Tree, Shrub

SALICACEAE

Salix exigua var. exigua
2019 Rachelle Gray
Salix exigua var. exigua
2019 Rachelle Gray
Salix exigua var. exigua
2017 David popp

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

CHENOPODIACEAE

Salsola tragus
2017 Ron Vanderhoff
Salsola tragus
2018 Angelique Herman
Salsola tragus
2023 Cynthia Powell

Saltugilia australis    Southern gilia
native
Annual herb

POLEMONIACEAE

Saltugilia australis
2015 Ron Vanderhoff
Saltugilia australis
2021 Ron Vanderhoff
Saltugilia australis
2015 Keir Morse

Salvia apiana    White sage
native
Shrub

LAMIACEAE

Salvia apiana
2019 Hannah Garcia
Salvia apiana
2019 Ron Vanderhoff
Salvia apiana
2020 Ron Vanderhoff

Salvia columbariae    Chia sage
native
Annual herb

LAMIACEAE

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

Sambucus caerulea    Blue elderberry
native
Shrub

VIBURNACEAE

Sambucus caerulea
2020 Diane Etchison
Sambucus caerulea
2021 Richard Spjut
Sambucus caerulea
2016 Chris Leslie

Schismus barbatus    Common mediterranean grass,  Old han schismus
invasive non-native
Annual grass

POACEAE

Schismus barbatus
2022 Ron Vanderhoff
Schismus barbatus
2022 Ron Vanderhoff
Schismus barbatus
2022 Ron Vanderhoff

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

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

Senegalia greggii    Catclaw, devil's claw
native
Shrub

FABACEAE

Senegalia greggii
2021 Ron Vanderhoff
Senegalia greggii
2020 Susan McDougall
Senegalia greggii
2019 David Greenberger

Sidotheca trilobata    Three lobed oxytheca
native
Annual herb

POLYGONACEAE

Sidotheca trilobata
2017 Fred Melgert / Carla Hoegen
Sidotheca trilobata
2019 Ron Vanderhoff
Sidotheca trilobata
2019 Ron Vanderhoff

Sisymbrium altissimum    Tall tumblemustard,  Tumble mustard,  Tumbling mustard
non-native
Annual herb

BRASSICACEAE

Sisymbrium altissimum
2019 Ron Vanderhoff
Sisymbrium altissimum
2020 Ron Vanderhoff
Sisymbrium altissimum
2020 Ron Vanderhoff

Solanum xanti    Chaparral nightshade,  Nightshade,  Purple nightshade
native
Perennial herb, Shrub

SOLANACEAE

Solanum xanti
2008 Steve Matson
Solanum xanti
2008 Steve Matson
Solanum xanti
2008 Steve Matson

Sphaeralcea ambigua var. rugosa    Apricot mallow,  Desert globemallow
native
Perennial herb

MALVACEAE

Sphaeralcea ambigua var. rugosa
2023 R.A. Chasey
Sphaeralcea ambigua var. rugosa
2023 R.A. Chasey
Sphaeralcea ambigua var. rugosa
2023 R.A. Chasey

Stephanomeria exigua ssp. deanei    Dean's stephanomeria,  Deane's wirelettuce
native
Annual herb

ASTERACEAE

Stephanomeria exigua ssp. deanei
2012 Keir Morse
Stephanomeria exigua ssp. deanei
2012 Keir Morse
Stephanomeria exigua ssp. deanei
2012 Keir Morse

Stephanomeria pauciflora    Brownplume wirelettuce,  Desert straw,  Wire lettuce
native
Perennial herb

ASTERACEAE

Stephanomeria pauciflora
2015 Steve Matson
Stephanomeria pauciflora
2015 Steve Matson
Stephanomeria pauciflora
2015 Steve Matson

Stephanomeria virgata    Rod wirelettuce,  Tall stephanomeria,  Twiggy wreath plant
native
Annual herb

ASTERACEAE

Stephanomeria virgata
2019 Steven M Norris
Stephanomeria virgata
2022 Helen Hancock
Stephanomeria virgata
2019 Steven M Norris

Stipa cernua    Nodding needle grass
native
Perennial grass

POACEAE

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

Stipa coronata    Crested needle grass
native
Perennial grass

POACEAE

Stipa coronata
2020 Ron Vanderhoff
Stipa coronata
2022 Ron Vanderhoff
Stipa coronata
2019 Rachelle Gray

Stipa parishii var. parishii    Parish's needlegrass
native
Perennial grass

POACEAE

Stipa parishii var. parishii
2022 Steve Matson
Stipa parishii var. parishii
2019 Steve Matson
Stipa parishii var. parishii
2022 Steve Matson

Stipa speciosa    Desert needle grass
native
Perennial grass

POACEAE

Stipa speciosa
2011 Steve Matson
Stipa speciosa
2022 Dana York
Stipa speciosa
2018 Liz Block

Streptanthus campestris    Southern jewel flower,  Southern jewelflower,  Southern streptanthus
rare native
Perennial herb

BRASSICACEAE

Streptanthus campestris
2019 Matt Berger
Streptanthus campestris
2020 Matt Berger
Streptanthus campestris
2020 Matt Berger

Tamarix ramosissima    Saltcedar,  Tamarisk
invasive non-native
Tree, Shrub

TAMARICACEAE

Tamarix ramosissima
2020 Ron Vanderhoff
Tamarix ramosissima
2017 Barbara Boethling
Tamarix ramosissima
2022 Ron Vanderhoff

Tauschia arguta    Southern tauschia,  Southern umbrellawort
native
Perennial herb

APIACEAE

Tauschia arguta
2019 Matt Berger
Tauschia arguta
2020 Bryant Baker
Tauschia arguta
2019 Diane Etchison

Tetradymia comosa    Cotton thorn,  Hairy horsebrush
native
Shrub

ASTERACEAE

Tetradymia comosa
2015 Ron Vanderhoff
Tetradymia comosa
2017 Ron Vanderhoff
Tetradymia comosa
2014 Ron Vanderhoff

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

BRASSICACEAE

Thysanocarpus curvipes
2019 Steve Matson
Thysanocarpus curvipes
2014 Steve Matson
Thysanocarpus curvipes
2016 Steve Matson

Tribulus terrestris    Puncture vine,  Puncturevine
invasive non-native
Annual herb

ZYGOPHYLLACEAE

Tribulus terrestris
2015 Steve Matson
Tribulus terrestris
2020 Ron Vanderhoff
Tribulus terrestris
2020 Maura Hay

Trichostema parishii    Parish's bluecurls
native
Shrub

LAMIACEAE

Trichostema parishii
2022 Ron Vanderhoff
Trichostema parishii
2022 Ron Vanderhoff
Trichostema parishii
2010 Gary A. Monroe

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 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

Yucca schidigera    Mohave yucca,  Mojave yucca
native
Tree

AGAVACEAE

Yucca schidigera
2017 Margarita Orlova
Yucca schidigera
2023 David Strauch
Yucca schidigera
2020 Susan McDougall

Ziziphus parryi var. parryi    California crucillo,  Lotebush,  Parry abrojo
native
Shrub

RHAMNACEAE

Ziziphus parryi var. parryi
2019 Richard Spjut
Ziziphus parryi var. parryi
2019 Richard Spjut
Ziziphus parryi var. parryi
2014 Keir Morse