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Topanga State Park
Los Angeles County |
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| Bob Muns / Tom Chester (1983-01-01) | ||||||
| 343 PLANTS |
|
Acer macrophyllum Big leaf maple, Bigleaf maple
native
Tree 
2016 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Acourtia microcephala Sacapellote
native
Perennial herb 
2022 Diane Etchison
2019 Ron Vanderhoff
2021 Aaron Echols
|
|
Adenostoma fasciculatum Chamise
native
Tree, Shrub 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Adiantum capillus-veneris Venus hair
native
Fern 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Adiantum jordanii Adiantum, maiden hair fern
native
Fern 
2022 BOB CASE
2019 Ron Vanderhoff
2023 Mike Russler
|
|
Agoseris grandiflora Bigflower agoseris, California dandelion, Giant mountain dandelion
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Agrostis viridis Water beard grass
non-native
Perennial grass 
2022 Ron Vanderhoff
2021 Ron Vanderhoff
2019 Friends of Five Creeks volunteers
|
|
Allium haematochiton Red skinned onion, Redskin onion
native
Perennial herb (bulb) 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Allophyllum glutinosum Sticky false gilia, Sticky false gilyflower
native
Annual herb 
2020 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Diane Etchison
|
|
Amaranthus blitoides Mat amaranth, Prostrate amaranth, Prostrate pigweed
native
Annual herb 
2020 Ron Vanderhoff
2023 Helen Hancock
2019 Camille Nowell
|
|
Amorpha californica California false indigo, False indigo, Mock locust
native
Shrub 
2019 Ron Vanderhoff
2022 Suzanne L. Weakley
2018 Jennifer Poore
|
|
Amsinckia menziesii Menzies' fiddleneck, Small flowered fiddleneck
native
Annual herb 
2020 Ron Vanderhoff
2018 Gary McDonald
2018 Gary McDonald
|
|
Amsinckia menziesii var. intermedia Common fiddleneck
native
Annual herb 
2020 Matt Berger
2019 Ron Vanderhoff
2021 David popp
|
|
Anagallis arvensis Scarlet pimpernel
non-native
Annual herb 
2017 B.J. Dion
2022 Chris McDonald
2023 Ron Vanderhoff
|
|
Antirrhinum coulterianum Coulter snapdragon, Coulter's snapdragon
native
Annual herb 
2019 Lynn Sweet
2019 Aaron Echols
2019 Hailey Laskey
|
|
Antirrhinum kelloggii Climbing snapdragon, Kellogg's snapdragon, Lax snapdragon
native
Annual herb 
2020 Ron Vanderhoff
2019 David Greenberger
2019 Ron Vanderhoff
|
|
native
Perennial herb 
2018 Michael Mitchell
Geoff Burleigh
2016 Kristin Sabo
|
|
Arabis glabra Tower rockcress
native
Perennial herb 
2021 David Wolfson
2021 Mike Russler
2020 Chico Hiking Association
|
|
Arctostaphylos glandulosa Cushing manzanita
native
Shrub 
2019 Susan McDougall
2016 Dana York
2016 Dana York
|
|
Arctostaphylos glauca Big berry manzanita, Bigberry manzanita
native
Tree, Shrub 
2020 Ron Vanderhoff
2018 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush
native
Shrub 
2018 James Gonsman
2019 Aaron Echols
2018 Ron Vanderhoff
|
|
Artemisia douglasiana California mugwort, Douglas' sagewort
native
Perennial herb 
2022 Ron Vanderhoff
2016 Glen Schneider
2021 Mike Russler
|
|
Artemisia dracunculus Herbaceous sagewort, Pinon wormwood, Tarragon
native
Perennial herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Asclepias eriocarpa Indian milkweed, Kotolo milkweed, Woolypod milkweed
native
Perennial herb 
2017 Diane Etchison
2019 Cliff Halverson
2014 Dan Cohn
|
|
Asclepias fascicularis Narrow leaf milkweed
native
Perennial herb 
2018 Ron Vanderhoff
2014 Steve Matson
2019 Ron Vanderhoff
|
|
Aspidotis californica California lace fern, California lacefern
native
Fern 
2020 R.A. Chasey
2018 Hunter Breck
2020 John Schmidt
|
|
Atriplex lentiformis Big saltbush
native
Shrub 
2018 Rachelle Gray
2017 Ron Vanderhoff
2021 Richard Spjut
|
|
Avena barbata Slender oat, Slim oat
• invasive non-native
Annual grass 
2018 Julian Geoghegan
2023 David popp
2019 Ron Vanderhoff
|
|
Avena fatua Wild oat, Wildoat
• invasive non-native
Annual grass 
2018 Gary McDonald
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Avena sativa Common oats, Cultivated oats, Wild oat
non-native
Annual, Perennial grass 
2016 Cynthia Powell
2021 John Rawlings
2006 Louis-M. Landry
|
|
Baccharis pilularis Coyote brush, Dwarf chaparral broom
native
Shrub 
2022 Ryan O'Dell
2021 Ron Vanderhoff: Staminate and pistillate plants in flower.
2018 Cynthia Powell
|
|
Baccharis salicifolia Mule fat., seep willow, Mule's fat, Mulefat
native
Shrub 
2023 Julia Markey
2020 Aaron Echols
2023 Julia Markey
|
|
Bloomeria crocea Common goldenstar, Golden star
native
Perennial herb 
2018 Janith Johnson
2019 Michael Mitchell
2014 Steve Matson
|
|
Boykinia occidentalis Brook foam, Coastal brookfoam, Western boykinia
native
Perennial herb 
2014 James Gonsman
2017 Hunter Breck
2021 Bryant Baker
|
|
Brassica nigra Black mustard
• invasive non-native
Annual herb 
2021 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Brassica rapa Common mustard, Field mustard, Rape mustard
• invasive non-native
Annual herb 
2024 David Wolfson
2021 Diane Etchison
2018 Angelique Herman
|
|
Brassica tournefortii Saharan mustard
• invasive non-native
Annual herb 
2023 Julia Markey
2018 Jeffrey Black
2021 Ron Vanderhoff
|
|
Brickellia californica Brickell bush, California brickellbush, California brickellia
native
Perennial herb 
2020 Diane Etchison
2018 Diane Etchison
2022 Ron Vanderhoff
|
|
Brickellia nevinii Nevin's brickellbush, Nevin's brickellia
native
Shrub 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Brodiaea jolonensis Chaparral brodiaea, Dwarf brodiaea, Jolon brodiaea
native
Perennial herb 
1991 Geoff Burleigh
Geoff Burleigh
Geoff Burleigh
|
|
Bromus carinatus California brome
native
Perennial grass 
2020 Ron Vanderhoff
2022 David popp
2014 Vertin Alvarez
|
|
Bromus catharticus Rescue grass, Rescuegrass
non-native
Annual, Perennial grass 
2019 John Rawlings
2016 Andrew Longman
2020 Ramona Robison
|
|
Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass
• invasive non-native
Annual grass 
2022 Ron Vanderhoff
2021 Richard Spjut
2022 Ron Vanderhoff
|
|
Bromus hordeaceus Soft brome, Soft chess
• invasive non-native
Annual grass 
2023 Ron Vanderhoff
2018 Gary McDonald
2018 Gary McDonald
|
|
Bromus madritensis ssp. rubens Red brome
• invasive non-native
Annual grass 
2015 Chris Jaster
2015 jamie smith
2018 Gary McDonald
|
|
Calandrinia breweri Brewer's calandrinia
• rare native
Annual herb 
2015 Ron Vanderhoff
2018 Ken Hickman
2014 Ron Vanderhoff
|
|
Calandrinia ciliata red maids, Calandrinia
native
Annual herb 
2021 Mary Ann Machi
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Calochortus catalinae Catalina mariposa lily
• rare native
Perennial herb (bulb) 
2017 Steve Matson
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Calochortus plummerae Plummer's mariposa lily
• rare native
Perennial herb (bulb) 
2020 Emily Sluiman
2019 John L. Thompson
2022 Ron Vanderhoff
|
|
Calochortus splendens Splendid mariposa lily
native
Perennial herb 
2019 Gordon Jenkins
2018 Diane Etchison
2019 Ron Vanderhoff
|
|
Calochortus venustus Butterfly mariposa lily
native
Perennial herb 
2014 Steve Matson
2012 Zack Abbey
2023 Rhonda Allen
|
|
Calyptridium monandrum Common pussypaws, Pussy paws
native
Annual herb 
2019 Stacie Wolny
2023 Maisie Borg
2021 Mike Russler
|
|
Calystegia macrostegia Island false bindweed, Island morning glory
native
Perennial herb, Vine 
2020 Steven M Norris
2022 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Camissonia bistorta California sun cup
native
Annual herb 
2017 Diane Etchison
2019 Ken Hickman
2019 Ken Hickman
|
|
Camissonia californica California primrose
native
Annual herb 
2019 Elexis Padron
2019 Ron Vanderhoff
2019 Elexis Padron
|
|
Camissonia micrantha Spencer primrose
native
Annual herb 
2021 Ken-ichi Ueda
2021 Ken-ichi Ueda
2023 Julia Markey
|
|
Capsella bursa-pastoris Shepherd's purse
non-native
Annual herb 
2008 Steve Matson
2019 Cynthia Powell
2022 Doug Allshouse
|
|
Carex spissa San diego sedge
native
Perennial grasslike herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Castilleja affinis Indian paintbrush
native
Perennial herb 
2019 Aleksandra Evert
2019 Diane Etchison
2019 Diane Etchison
|
|
Castilleja exserta Owl's clover, Purple owl's clover
native
Annual herb 
2017 B.J. Dion
2018 Saskia Raether
2019 Diane Etchison
|
|
Castilleja foliolosa Texas paintbrush, Woolly indian paintbrush
native
Perennial herb 
2019 Ron Vanderhoff
2019 Diane Etchison
2019 Diane Etchison
|
|
Ceanothus megacarpus Big pod ceanothus, Bigpod ceanothus
native
Shrub 
2019 Bryant Baker
2015 Ron Vanderhoff
2019 Bryant Baker
|
|
Ceanothus spinosus Greenbark ceanothus, Redheart
native
Tree, Shrub 
2018 Ron Vanderhoff
2012 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote
• invasive non-native
Annual herb 
2019 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Laura Anna Arellano
|
|
Centaurium venustum California Centaury, Charming Centaury
native
Annual herb 
2019 Diane Etchison
2021 Bonnie Nickel
2019 Diane Etchison
|
|
Cercocarpus betuloides Birch leaf mountain mahogany, Mountain mahogany
native
Tree, Shrub 
2020 Rebecca Schoenenberger
2020 Aaron Echols
2016 Cindy Roessler
|
|
Chaenactis artemisiifolia Artemisia leaved chaenactis, White pincushion
native
Annual herb 
2022 Rosalind Helfand
2023 Julia Markey
2022 Ron Vanderhoff
|
|
Chaenactis glabriuscula Common yellow chaenactis, Yellow pincushion
native
Annual herb 
2019 Marisa Persaud
2016 Steve Matson
2019 Marisa Persaud
|
|
Chamaesyce maculata Spotted spurge
non-native
Annual herb 
2019 B.J. Dion
2019 B.J. Dion
2022 Ron Vanderhoff
|
|
Chamomilla suaveolens Pineapple weed
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2018 Stacie Wolny
|
|
Chenopodium album Lamb's quarters, Lambs quarters, White goosefoot
non-native
Annual herb 
2022 Ron Vanderhoff
2014 Toni Corelli
2022 Ron Vanderhoff
|
|
Chenopodium berlandieri Berlandier's goosefoot, Pit seed goosefoot
native
Annual herb 
2003 Keir Morse
2003 Keir Morse
2003 Keir Morse
|
|
Chenopodium californicum California goosefoot, Pigweed, Soaproot
native
Perennial herb 
2023 Mike Russler
2023 Mike Russler
2023 Mike Russler
|
|
Chenopodium murale Nettle leaf goosefoot, Sowbane
non-native
Annual herb 
2020 Ron Vanderhoff
2019 Diane Etchison
2020 Ron Vanderhoff
|
|
Chlorogalum pomeridianum Amole, Soap plant, Soaproot
native
Perennial herb 
2019 Patrick Furtado
2020 Robert Katz
2019 Diane Etchison
|
|
Chorizanthe staticoides Turkish rugging
native
Annual herb 
2019 Ron Vanderhoff
2019 Bryant Baker
2019 Ron Vanderhoff
|
|
Cirsium occidentale var. californicum Bigelow thistle, California thistle, Cobwebby thistle
native
Perennial herb 
2021 Amber Bedgood
2021 Mike Russler
2013 James Gonsman
|
|
Cirsium occidentale var. occidentale Cobweb thistle, Cobwebby thistle
native
Perennial herb 
2022 Suzanne L. Weakley
2020 Coty Sifuentes-Winter
2019 Randy Huey
|
|
Cirsium vulgare Bull thistle
• invasive non-native
Perennial herb 
2017 James Bailey
2020 Bob Sweatt
2020 Bob Sweatt
|
|
Clarkia bottae Botta's clarkia, Punch bowl godetia
native
Annual herb 
2023 Ron Vanderhoff
2020 Steve Laymon
2020 Steve Laymon
|
|
Clarkia cylindrica Speckled clarkia
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Clarkia purpurea Purple clarkia, Winecup clarkia
native
Annual herb 
2022 Ron Vanderhoff
2019 Stacie Wolny
2021 Mary Conway
|
|
Clarkia unguiculata Elegant clarkia, Mountain garland, Woodland clarkia
native
Annual herb 
2019 David Greenberger
2019 Bryant Baker
2021 Mike Russler
|
|
Claytonia perfoliata Miners lettuce, Miner's lettuce, Rooreh (Ohlone)
native
Annual herb 
2008 Steve Matson
2019 Gary McDonald
2020 Ron Vanderhoff
|
|
Clematis lasiantha Chaparral clematis, Pipestem
native
Perennial herb, Vine 
2008 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Clematis ligusticifolia Creek clematis, Western white clematis, Yerba de chiva
native
Perennial herb, Vine 
2018 Diane Etchison
2012 Steve Matson
2012 Steve Matson
|
|
Collinsia heterophylla Purple chinese houses
native
Annual herb 
2022 Mary Ann Machi
2019 David Greenberger
2019 Ron Vanderhoff
|
|
Comarostaphylis diversifolia Summer holly
native
Shrub 
2014 Steve Matson
2021 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Conium maculatum Poison hemlock
• invasive non-native
Perennial herb 
2019 James Bailey
2013 Toni Corelli
2016 Cynthia Powell
|
|
Conyza canadensis Canada horseweed
native
Annual herb 
2017 Gary McDonald
2017 Gary McDonald
2022 Mike Russler
|
|
Cordylanthus rigidus ssp. setigerus Bristly Bird's Beak
native
Annual herb (hemiparasitic) 
2023 Ron Vanderhoff
2021 Ron Vanderhoff
2003 Dr. Kenneth L. Bowles
|
|
Cortaderia jubata Pampas grass, Purple pampas grass
• invasive non-native
Perennial grass 
2018 Ramona Robison
2021 Michelle Karle
2022 Michelle Karle
|
|
Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed
native
Annual herb 
2020 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Cryptantha intermedia Clearwater cryptantha, Common cryptantha
native
Annual herb 
2020 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Cryptantha muricata Pointed cryptantha, Prickly cryptantha, Prickly popcorn flower
native
Annual herb 
2021 R.A. Chasey
2019 Marisa Persaud
2019 Marisa Persaud
|
|
Cuscuta subinclusa Canyon dodder
native
Annual herb, Vine (parasitic) 
2018 Ron Vanderhoff
2020 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Cynodon dactylon Bermuda grass, Bermudagrass
• invasive non-native
Perennial grass 
2021 Ron Vanderhoff
2020 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Datisca glomerata Durango root
native
Perennial herb 
2019 Ron Vanderhoff
2019 Diane Etchison
2019 Matt Berger
|
|
Delphinium cardinale Scarlet larkspur
native
Perennial herb 
Geoff Burleigh
2021 Colin Barrows
2018 Mike Libby
|
|
Delphinium parryi San bernardino larkspur
native
Perennial herb 
2019 Diane Etchison
Geoff Burleigh
2019 Diane Etchison
|
|
Delphinium patens Spreading larkspur, Zigzag larkspur
native
Perennial herb 
2018 James Gonsman
2020 Amy Rapport
2022 Mary Conway
|
|
Dendromecon rigida Bush poppy, Tree poppy
native
Shrub 
2019 Eliezer Margolis
2018 Hunter Breck
2010 Suzanne L. Weakley
|
|
Dicentra ochroleuca Yellow bleeding heart, White eardrops, White bleeding heart
native
Perennial herb 
2020 Diane Etchison
2020 Bryant Baker
2020 Bryant Baker
|
|
Dichelostemma capitatum Blue dicks
native
Perennial herb 
2023 Steve Matson
2023 Steve Matson
2022 Steve Matson
|
|
Digitaria sanguinalis Hairy crabgrass
non-native
Annual grass 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2019 Jennifer Mo
|
|
Dryopteris arguta California wood fern, Coastal wood fern, Shield fern
native
Fern 
2018 James Gonsman
2019 Rebecca Crowe
2023 Julia Markey
|
|
Dudleya lanceolata Lanceleaf liveforever, Southern california dudleya
native
Perennial herb 
2019 Ron Vanderhoff
2020 Steven M Norris
2020 Steven M Norris
|
|
Dudleya pulverulenta Chalk dudleya
native
Perennial herb 
2018 Ron Vanderhoff
2012 Ann Dalkey
2020 Julia Markey
|
|
Eclipta prostrata False daisy
native
Annual herb 
2018 Ron Vanderhoff
2020 Ron Vanderhoff
2020 R.A. Chasey
|
|
Elymus glaucus Blue wildrye
native
Perennial grass 
2020 Denise Defreese
2019 Patrick Furtado
2018 Cynthia Powell
|
|
Elymus stebbinsii California wheat grass, Parish wheatgrass, Stebbins' wildrye
native
Perennial grass 
2021 Arlee Montalvo
2007 Steve Matson
2018 Steve Matson
|
|
Emmenanthe penduliflora Whispering bells, Whisperingbells
native
Annual herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Encelia californica Bush sunflower, California brittlebush, California encelia
native
Shrub 
2020 Aaron Echols
2021 Mary Wloch
2020 Diane Etchison
|
|
Epilobium canum California fuchsia, Hummingbird trumpet, zauschneria
native
Perennial herb 
2018 Ron Vanderhoff
2015 Gerald Carr
2015 Gerald Carr
|
|
Epilobium canum ssp. canum California fuchsia, Hummingbird trumpet
native
Perennial herb 
2018 Ron Vanderhoff
2018 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Epipactis gigantea Giant helleborine, Stream orchid, Stream orchis
native
Perennial herb 
2016 Barry Rice
2020 Ron Vanderhoff
2018 Anna Sereno
|
|
Equisetum laevigatum Horsetail, Smooth horsetail, Smooth scouring rush
native
Fern 
2020 David popp
2021 Ron Vanderhoff
2021 Richard Spjut
|
|
Equisetum telmateia ssp. braunii Giant horse tail, Giant horsetail
native
Fern 
2016 Steve Matson
2016 Steve Matson
2022 Suzanne L. Weakley
|
|
Eragrostis mexicana ssp. virescens Mexican lovegrass, Orcutt's eragrostis
native
Annual grass 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Eremocarpus setigerus Turkey-mullein
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2014 Richard Chasey
|
|
Eriastrum filifolium Lavender eriastrum, Lavender woollystar
native
Annual herb 
2017 Diane Etchison
2013 Keir Morse
2013 Keir Morse
|
|
Ericameria palmeri Palmer goldenweed, Palmer's goldenbush
native
Shrub 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Erigeron foliosus Leafy daisy, Leafy fleabane
native
Perennial herb 
2022 Ron Vanderhoff
2022 Ryan O'Dell
2023 R.A. Chasey
|
|
Eriodictyon crassifolium Felt leaved yerba santa, Thick leaved yerba santa, Thickleaf yerba santa
native
Shrub 
2023 Julia Markey
2020 Bonnie Nickel
2021 Mary Herr
|
|
Eriogonum cinereum Ashyleaf buckwheat, Coastal buckwheat, Grey coast eriogonum
native
Shrub 
2022 Roger Gray
2022 Roger Gray
2022 Roger Gray
|
|
Eriogonum elongatum var. elongatum Long stemmed buckwheat
native
Perennial herb 
2017 Ron Vanderhoff
2019 Aaron Echols
2021 Mike Russler
|
|
Eriogonum fasciculatum California buckwheat, Eastern mojave buckwheat
native
Shrub 
2021 Phyllis Fitzsimons
2019 Ron Vanderhoff
2017 Ron Vanderhoff
|
|
Eriophyllum confertiflorum Golden yarrow, Yellow yarrow
native
Shrub 
2019 Stacie Wolny
2019 Diane Etchison
2022 Mojgan Mahdizadeh
|
|
Erodium botrys Big heron bill, Broad leaf filaree, Long beaked filaree
non-native
Annual herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Erodium cicutarium Coastal heron's bill, Red stemmed filaree, Redstem stork's bill
• invasive non-native
Annual herb 
2022 Steve Matson
2008 Steve Matson
2022 Steve Matson
|
|
Erodium moschatum Musky stork's bill, White stemmed filaree, Whitestem filaree
• invasive non-native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Eschscholzia caespitosa Foothill poppy, Tufted eschscholzia, Tufted poppy
native
Annual herb 
2019 Ron Vanderhoff
2021 Lisa Berry
2022 Cynthia Powell
|
|
Eschscholzia californica California poppy
native
Annual, Perennial herb 
2019 Dee Shea Himes
2021 Ron Vanderhoff
2019 Amy Rapport
|
|
Eucalyptus globulus Blue gum, Tasmanian bluegum
• invasive non-native
Tree 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Eucrypta chrysanthemifolia Common eucrypta, Spotted eucrypta, Spotted hideseed
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Festuca elmeri Coast fescue, Elmer fescue
native
Perennial grass 
2019 Ken Hickman
2022 John Rawlings
2007 Toni Corelli
|
|
Filago californica California cottonrose
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Fraxinus dipetala California ash, Flowering ash, Foothill ash
native
Tree, Shrub 
2023 Ron Vanderhoff
2021 Bryant Baker
2021 Bryant Baker
|
|
Fritillaria biflora Chocolate lily
native
Perennial herb 
2024 Jim Van Matre
2020 Susan White
2023 Julia Markey
|
|
Galium angustifolium Narrow leaved bedstraw, Narrowleaf bedstraw
native
Perennial herb 
2019 Bonnie Nickel
2017 Diane Etchison
2020 Ron Vanderhoff
|
|
Galium aparine Cleavers, Common bedstraw, Goose grass
native
Annual herb 
2020 Ron Vanderhoff
2005 Steve Matson
2020 Ron Vanderhoff
|
|
Garrya veatchii Canyon silktassel, Southern silk tassel, Veatch silktassel
native
Shrub 
2023 Devon Christian
2016 Ron Vanderhoff
2020 Bryant Baker
|
|
Geranium carolinianum Carolina geranium
native
Annual herb 
2021 Ron Vanderhoff
2024 Ron Vanderhoff
2024 Ron Vanderhoff
|
|
Geranium molle Crane's bill geranium, Dove's foot geranium, Dovefoot geranium
• invasive non-native
Annual, Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Gilia angelensis Chaparral gilia
native
Annual herb 
2023 Ron Vanderhoff
2021 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Gilia capitata Blue field gilia, Bluehead gilia
native
Annual herb 
2011 Gerald Carr
2022 Ron Vanderhoff
2011 Gerald Carr
|
|
Gnaphalium bicolor Two-color rabbit-tobacco
native
Perennial herb 
2019 David Greenberger
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Gnaphalium californicum Ladies' tobacco
native
Annual, Perennial herb 
2019 Gary McDonald
2020 Steven M Norris
2021 Ron Vanderhoff
|
|
native
Perennial herb 
2021 BLM Redding Field Office
2021 Mike Russler
2021 R.A. Chasey
|
|
Gnaphalium canescens ssp. microcephalum Wright's cudweed
native
Perennial herb 
2020 Ron Vanderhoff
2022 David Strauch
2019 Ron Vanderhoff
|
|
Gnaphalium luteo-album Jersey cudweed
non-native
Annual herb 
2021 Ron Vanderhoff
2019 Diane Etchison
2021 Ron Vanderhoff
|
|
Grindelia camporum Common gumplant, Great valley gumweed, Gum plant
native
Perennial herb 
2023 R.A. Chasey
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Hazardia squarrosa Saw toothed goldenbush, Sawtooth goldenbush
native
Shrub 
2018 Mary Conway
2019 Bonnie Nickel
2022 Ron Vanderhoff
|
|
Helianthemum scoparium Peak Rushrose
native
Shrub 
2018 Amy Rapport
2023 Ron Vanderhoff
2022 R.A. Chasey
|
|
Hemizonia fasciculata Clustered tarweed
native
Annual herb 
2022 David Strauch
2017 Steve Matson
2017 Steve Matson
|
|
Hesperocnide tenella Western nettle, Western stinging nettle, Western stingingnettle
native
Annual herb 
2023 Ken-ichi Ueda
2006 Steve Matson
2020 Ken Hickman
|
|
Heteromeles arbutifolia Christmas berry, Toyon
native
Shrub 
2015 James Gonsman
2017 Gary McDonald
2017 Gary McDonald
|
|
Heterotheca grandiflora Telegraph weed, Telegraphweed
native
Annual, Perennial herb 
2021 Mike Russler
2021 Mike Russler
2021 Mike Russler
|
|
Heterotheca sessiliflora Golden aster, Sessileflower false goldenaster
native
Annual herb 
2021 Jay Cassianni
2019 Cynthia Powell
2018 Stacie Wolny
|
|
Hirschfeldia incana Mediterranean hoary mustard, Short podded mustard, Summer mustard
• invasive non-native
Perennial herb 
2017 Gary McDonald
2017 Gary McDonald
2022 Ron Vanderhoff
|
|
Holodiscus discolor Cream bush, Ocean spray, Oceanspray
native
Shrub 
2017 Steve Matson
2017 Steve Matson
2022 Steve Matson
|
|
Hordeum murinum ssp. glaucum Blue foxtail, Smooth barley
non-native
Annual grass 
2018 Gary McDonald
2019 Gary McDonald
2017 Gary McDonald
|
|
Hordeum vulgare var. trifurcatum Common barley
non-native
Annual grass 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Hypochaeris glabra Smooth cat's ear
• invasive non-native
Annual herb 
2020 Ron Vanderhoff
2017 Gary McDonald
2019 Ron Vanderhoff
|
|
Isocoma menziesii Menzies' goldenbush
native
Shrub 
2014 Steve Matson
2006 Steve Matson
2014 Steve Matson
|
|
Juglans californica Southern black walnut, Southern california walnut, Southern california black walnut
• rare native
Tree 
2017 Aaron Echols
2022 Aaron Echols
2014 Garth Wadsworth
|
|
Juncus macrophyllus Long leaved rush, Longleaf rush, Rush
native
Perennial grasslike herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2023 R.A. Chasey
|
|
Juncus patens Common rush, Spreading rush
native
Perennial grasslike herb 
2022 R.A. Chasey
2022 R.A. Chasey
2018 Emily Allen
|
|
Juncus textilis Basket rush
native
Perennial grasslike herb 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Juncus xiphioides Iris leaved rush, Irisleaf rush
native
Perennial grasslike herb 
2016 Erik Larsen
2017 Ron Vanderhoff
2023 R.A. Chasey
|
|
Keckiella cordifolia Climbing penstemon, Heart leaved keckiella, Heartleaf keckiella
native
Shrub 
2020 Ron Vanderhoff
2022 Bryant Baker
2022 Bryant Baker
|
|
Lactuca serriola Prickly lettuce, Prickly wild lettuce
• invasive non-native
Annual herb 
2017 Gary McDonald
2017 Gary McDonald
2017 Gary McDonald
|
|
Lamarckia aurea Goldentop grass
non-native
Annual grass 
2017 B.J. Dion
2019 Ron Vanderhoff
2015 James Gonsman
|
|
Lathyrus vestitus var. vestitus Common pacific pea, Hillside pea, Wild sweetpea
native
Perennial herb 
2023 Steve Conger
2022 Charles Russell
2015 Chris Jaster
|
|
Lepidium nitidum Peppergrass, Shining pepper grass, Shining pepperweed
native
Annual herb 
2021 Steve Matson
2016 Steve Matson
2021 Steve Matson
|
|
Leptodactylon californicum Prickly phlox
native
Shrub 
2018 Ron Vanderhoff
2020 Matt Berger
2019 Diane Etchison
|
|
Lessingia filaginifolia Common sandaster
native
Perennial herb 
2022 Mike Russler
2018 Ron Vanderhoff
2019 Diane Etchison
|
|
Leymus condensatus Giant wild rye
native
Perennial grass 
2020 Ron Vanderhoff
2022 John Rawlings
2020 Diane Etchison
|
|
Lilium humboldtii Humboldt's lily
native
Perennial herb 
2019 Hannah Garcia
2022 David Strauch
2023 Bryant Baker
|
|
Linanthus androsaceus False babystars
native
Annual herb 
2010 Jeffrey Hapeman
2020 R.A. Chasey
2014 James Gonsman
|
|
Linanthus dianthiflorus Fringed linanthus
native
Annual herb 
2020 David Greenberger
2017 Diane Etchison
2023 Ron Vanderhoff
|
|
Linaria canadensis Canada toadflax
native
Annual, Biennial herb 
2019 Mary Conway
2019 Mary Conway
2016 Keir Morse
|
|
Lobularia maritima Sweet alyssum
• invasive non-native
Perennial herb 
2016 Michael Mitchell
2016 Michael Mitchell
2019 Patrick Furtado
|
|
Lolium multiflorum Italian rye grass
• invasive non-native
Annual, Perennial grass 
2019 Ron Vanderhoff
2017 Gary McDonald
2021 Ron Vanderhoff
|
|
Lolium perenne Italian rye grass
• invasive non-native
Annual, Perennial grass
2019 Ron Vanderhoff
2017 Gary McDonald
2021 Ron Vanderhoff
|
|
Lomatium dasycarpum Hog fennel, Lace parsnip, Woolly fruited lomatium
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2021 Paul Aigner
|
|
Lomatium utriculatum Bladder parsnip, Common lomatium, Hog fennel
native
Perennial herb 
2006 Steve Matson
2019 Eliezer Margolis
2015 James Gonsman
|
|
Lonicera hispidula var. vacillans Pink honeysuckle
native
Vine, Shrub 
2019 Stacie Wolny
2019 Stacie Wolny
2021 Bryant Baker
|
|
Lonicera subspicata Southern honeysuckle
native
Shrub 
2022 David Strauch
2017 Diane Etchison
2018 David Greenberger
|
|
Lotus argophyllus Silver birds foot trefoil
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2016 Steve Matson
|
|
Lotus grandiflorus Large leaved lotus
native
Perennial herb 
2019 Matt Berger
2016 Ron Vanderhoff
2016 Hunter Breck
|
|
Lotus purshianus var. purshianus American bird's foot trefoil, American trefoil, Spanish lotus
native
Annual herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Lotus salsuginosus Coastal lotus
native
Annual herb 
2019 Diane Etchison
2023 Ron Vanderhoff
2020 Mary Conway
|
|
Lotus scoparius Deerweed
native
Perennial herb 
2021 Ron Vanderhoff
2019 Diane Etchison
2020 Ron Vanderhoff
|
|
Lotus wrangelianus Wrangel lotus
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine
native
Annual, Perennial herb 
2021 Ken Lunders
2022 Mike Russler
2019 Gary McDonald
|
|
Lupinus hirsutissimus Stinging annual lupine, Stinging lupine
native
Annual herb 
2020 Bryant Baker
2020 Bryant Baker
2019 Ron Vanderhoff
|
|
Lupinus latifolius Bigleaf lupine, Broad leaf lupine, Broadleaf lupine
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2008 Steve Matson
|
|
Lupinus longifolius Long leaf bush lupine, Longleaf bush lupine
native
Shrub 
Geoff Burleigh
2023 Keir Morse
Geoff Burleigh
|
|
Lupinus sparsiflorus Coulter's lupine, Mohave lupine, Mojave lupine
native
Annual herb 
2022 Ron Vanderhoff
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Lupinus succulentus Arroyo lupine, Hollowleaf annual lupine, Succulent lupine
native
Annual herb 
2023 Andy Ford
2018 Stacie Wolny
2018 Stacie Wolny
|
|
Lupinus truncatus Blunt leaved lupine, Collared annual lupine, Truncate leaf lupine
native
Annual herb 
2023 Caitlin Kreutz
2023 Connor O'Hara-Baker
2010 Michael Mitchell
|
|
Madia gracilis Grassy tarweed, Gumweed madia, Slender tarweed
native
Annual herb 
2022 Mike Russler
2021 Amber Bedgood
2019 Ron Vanderhoff
|
|
Malacothamnus fasciculatus Chaparral bushmallow, Southern coastal bushmallow
native
Shrub 
2020 Aaron Echols
2020 Ron Vanderhoff
2017 David Magney
|
|
Malacothrix saxatilis Cliff aster, Cliff desertdandelion
native
Perennial herb 
2019 Marisa Persaud
2023 Ron Vanderhoff
2019 Adonis Tate
|
|
Malosma laurina Laurel sumac
native
Tree, Shrub 
2015 Steven M Norris
2018 susan Bashore
2023 Ron Vanderhoff
|
|
Malva parviflora Cheeseweed mallow
non-native
Annual herb 
2022 Mike Russler
2022 Donald Burk
2022 Mike Russler
|
|
Marah macrocarpus Chilicothe
native
Perennial herb, Vine 
2020 David Greenberger
2022 David Strauch
2021 david berman
|
|
Marrubium vulgare White horehound
• invasive non-native
Perennial herb 
©2013 Gary McDonald
2015 Diane Etchison
2018 Nancy Hamlett
|
|
Medicago polymorpha Bur clover, Bur medic, California burclover
• invasive non-native
Annual herb 
2019 Gary McDonald
2019 Gary McDonald
2019 Gary McDonald
|
|
Melica imperfecta California melic, Coast range melic, Small flowered melica
native
Perennial grass 
2020 Ron Vanderhoff
2021 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Melilotus indica Annual yellow sweetclover, Sourclover
non-native
Annual herb 
2019 Randy Huey
2019 Randy Huey
2017 Rosalie Benitez
|
|
Mentzelia lindleyi Lindley's blazing star, Lindley's blazingstar
native
Annual herb 
2020 Karen Swift
2021 Vivian Krug Cotton
2020 Joerg Lohse
|
|
Mentzelia micrantha Chaparral blazing star, San Luis blazingstar, San Luis stick leaf
native
Annual herb 
2019 Ron Vanderhoff
2023 Keir Morse
2019 Hailey Laskey
|
|
Mimulus aurantiacus Orange Bush Monkeyflower
native
Shrub 
2023 Bill Kress
2019 Stacie Wolny
2019 Gary McDonald
|
|
Mimulus brevipes Wide throated yellow monkeyflower
native
Annual herb 
2019 Rebecca E. Crowe
2013 Keir Morse
2020 Ron Vanderhoff
|
|
Mimulus cardinalis Cardinal monkey flower
native
Perennial herb 
2014 James Gonsman
2023 Steve Conger
2021 Mike Russler
|
|
Mimulus floribundus Many flowered monkeyflower
native
Annual herb 
2021 Mike Russler
2019 Diane Etchison
2021 Mike Russler
|
|
Mirabilis californica California four o'clock
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Monardella hypoleuca Thickleaf monardella, White leaf monardella
native
Perennial herb 
2019 Manzanita Dictionary
2021 Ron Vanderhoff
2020 Bryant Baker
|
|
Nassella lepida Foothill needle grass
native
Perennial grass 
2017 Gary McDonald
2023 Ron Vanderhoff
2017 Gary McDonald
|
|
Nemophila menziesii Baby blue eyes
native
Annual herb 
2019 Matt Berger
2019 Diane Etchison
2019 Ron Vanderhoff
|
|
Nicotiana glauca Tree tobacco
• invasive non-native
Tree, Shrub 
2019 Jean B Henney
2017 Steve Matson
2017 Steve Matson
|
|
Oenothera elata Evening primrose, Hooker's evening primrose
native
Perennial herb 
2020 Ron Vanderhoff
2020 Diane Etchison
2020 Bob Sweatt
|
|
Oxalis corniculata Creeping wood sorrel, Creeping woodsorrel, Yellow sorrel
• invasive non-native
Perennial herb 
2022 Donald Burk
2022 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Oxalis pes-caprae Bermuda buttercup, Sourgrass
• invasive non-native
Perennial herb 
2015 Richard Chasey
2017 Angelique Herman
2019 Gary McDonald
|
|
Paeonia californica California peony
native
Perennial herb 
2024 Ron Vanderhoff
2023 Ron Vanderhoff
2019 Susan McDougall
|
|
Papaver californicum Fire poppy, Western poppy
native
Annual herb 
2014 Ron Vanderhoff
2015 Ron Vanderhoff
2020 Bryant Baker
|
|
Pedicularis densiflora Warrior's plume, Indian warrior
native
Perennial herb 
2015 Dee Warenycia
2019 Jason Mills
2017 Joshua Borkowski
|
|
Pellaea andromedifolia Coffee cliffbrake, Coffee fern
native
Fern 
2023 Steve Conger
2021 Steve Matson
2021 Mike Russler
|
|
Pellaea mucronata Bird's foot fern, Birdfoot cliffbrake, Birdfoot fern
native
Fern 
2012 Ron Vanderhoff
2022 Helen Hancock
2023 Julia Markey
|
|
Penstemon centranthifolius Scarlet bugler
native
Perennial herb 
2019 Ron Vanderhoff
2017 Diane Etchison
2021 Mike Russler
|
|
Penstemon heterophyllus Bunchleaf penstemon, Foothill penstemon
native
Perennial herb 
2016 Michael Mitchell
2021 Charles Russell
2020 Alexander Darnielle
|
|
Penstemon spectabilis Showy penstemon
native
Perennial herb 
2019 Matt Berger
2009 Neal Kramer
2022 Ron Vanderhoff
|
|
Pentagramma triangularis Gold back fern, Goldenback fern
native
Fern 
2021 Ron Vanderhoff
2021 Mike Russler
2024 Steve Conger
|
|
Phacelia cicutaria Caterpillar phacelia
native
Annual herb 
2019 Ron Vanderhoff
2016 Julie Watson
2014 Diane Etchison
|
|
Phacelia distans Common phacelia, Distant phacelia, Wild heliotrope
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2022 Ron Vanderhoff
|
|
Phacelia grandiflora Giant flowered phacelia, Large flowered phacelia, Largeflower phacelia
native
Annual herb 
2014 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Phacelia viscida Sticky phacelia, Tacky phacelia
native
Annual herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Phalaris aquatica Bulbous canarygrass, Harding grass
• invasive non-native
Perennial grass 
2018 Thomas Reyes
2021 Lenihan Mazur
2022 Lenihan Mazur
|
|
Pholistoma auritum Blue fiestaflower, Fiesta flower
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Phoradendron villosum Mistletoe
native
Shrub (parasitic) 
2022 David popp
2020 R.A. Chasey
2021 R.A. Chasey
|
|
Pickeringia montana Montana chaparral pea
native
Shrub 
2019 Stacie Wolny
2019 Stacie Wolny
2018 Eliezer Margolis
|
|
Plagiobothrys nothofulvus Rusty haired popcorn flower, Rusty popcorn flower, Rusty popcornflower
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2015 Steve Matson
|
|
Plantago erecta California plantain, Dotseed plantain, Foothill plantain
native
Annual herb 
2008 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Plantago lanceolata English plantain, Narrow leaved plantain, Ribgrass
• invasive non-native
Perennial herb 
2017 Gary McDonald
2019 Joe Engelbrecht
2021 Ken Lunders
|
|
Plantago major Common plantain
non-native
Perennial herb 
2019 Bob Sweatt
2022 Diana Wahl
2020 Ryan Carle
|
|
Platanus racemosa California sycamore, Western sycamore
native
Tree 
2021 Ron Vanderhoff
2018 Ron Vanderhoff
2019 Rachelle Gray
|
|
Polygonum arenastrum Prostrate knotweed
non-native
Annual, Perennial herb 
2016 Barbara Boethling
2021 Ron Vanderhoff
2014 Richard Chasey
|
|
Polypodium californicum California polypody
native
Fern 
2020 Ron Vanderhoff
2021 Ron Vanderhoff
2023 Keir Morse
|
|
Polypogon monspeliensis Annual beard grass, Rabbitsfoot grass
• invasive non-native
Annual grass 
2008 Steve Matson
2014 Steve Matson
2008 Steve Matson
|
|
Portulaca oleracea Common purslane, Little hogweed, Purslane
non-native
Annual herb 
2022 Donald Burk
2022 Ron Vanderhoff
2020 R.A. Chasey
|
|
Potentilla anserina ssp. pacifica Pacific potentilla, Silverweed
native
Perennial herb 
2022 R.A. Chasey
2021 Charles Russell
2022 R.A. Chasey
|
|
Potentilla glandulosa Sticky cinquefoil
native
Perennial herb 
2020 Mary Conway
2019 Diane Etchison
2020 Diane Etchison
|
|
Prunus ilicifolia Holly leaf cherry, Holly leaved cherry, Hollyleaf cherry
native
Tree, Shrub 
2022 David Strauch
2019 Marisa Persaud
2019 Bryant Baker
|
|
Pteridium aquilinum var. pubescens Hairy brackenfern, Western bracken fern
native
Fern 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2022 Bob Sweatt
|
|
Pterostegia drymarioides Fairy mist, Woodland threadstem
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2005 Steve Matson
|
|
Quercus agrifolia California live oak, Coast live oak
native
Tree 
2019 Patrick Furtado
2022 Andy Ford
2018 Marcyn Del Clements
|
|
Quercus berberidifolia Inland scrub oak
native
Tree 
2022 David Strauch
2020 Cynthia Keiser
2020 Cynthia Keiser
|
|
Quercus wislizenii Interior live oak, chapparal oak
native
Tree, Shrub 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Barbara Brydolf
|
|
Rafinesquia californica California chicory, California plumseed
native
Annual herb 
2019 David Greenberger
2021 Ron Vanderhoff
2017 Steve Matson
|
|
Ranunculus californicus California buttercup
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Raphanus sativus Cultivated radish, Jointed charlock, Wild radish
• invasive non-native
Annual, Biennial herb 
2017 Lisa Miller
2020 Ron Vanderhoff
2023 Julia Markey
|
|
Rhamnus californica California coffeeberry
native
Shrub 
2019 Talila Golan
2018 Mary Conway
2015 Steve Matson
|
|
Rhamnus ilicifolia Evergreen buckthorn, Hollyleaf redberry
native
Shrub 
2016 Steve Matson
2016 Steve Matson
2006 Steve Matson
|
|
Rhus integrifolia Lemonade berry, Lemonade sumac
native
Shrub 
2020 David Greenberger
2019 Ron Vanderhoff
2024 Ron Vanderhoff
|
|
Rhus ovata Sugar bush, Sugar sumac
native
Shrub 
2020 Bryant Baker
2020 Bryant Baker
2019 Bryant Baker
|
|
Ribes californicum California gooseberry, Hillside gooseberry
native
Shrub 
2020 Sue Graue
2018 Gary McDonald
2019 Sue Graue
|
|
Ribes malvaceum Chaparral currant
native
Shrub 
2020 Bryant Baker
2020 Bryant Baker
2020 Bryant Baker
|
|
Ribes speciosum Fuchsia flowered gooseberry, Fuchsiaflower gooseberry
native
Shrub 
2022 David Chipping
2021 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Ricinus communis Castor bean, Castorbean
• invasive non-native
Shrub 
2017 Henry DiRocco
2020 Aaron Echols
2022 Ron Vanderhoff
|
|
Rosa californica California wild rose, California wildrose
native
Shrub 
2022 Suzanne L. Weakley
2022 Suzanne L. Weakley
2020 R.A. Chasey
|
|
Rubus ursinus California blackberry, Pacific blackberry
native
Vine, Shrub 
2018 Ken Lunders
2019 Ron Vanderhoff
2015 Kelli Kallenborn
|
|
Rumex acetosella Common sheep sorrel
• invasive non-native
Perennial herb 
2017 Gary McDonald
2008 Steve Matson
2019 Patrick Furtado
|
|
Rumex crispus Curly dock, Curly leaved dock, Rhubarb
• invasive non-native
Perennial herb 
2018 Tim Lewis
2019 Diane Etchison
2023 Ron Vanderhoff
|
|
Salix exigua Narrow leaved willow, Narrowleaf willow, Sandbar willow
native
Tree, Shrub 
2015 Steve Matson
2019 Barbara Brydolf
2015 Steve Matson
|
|
Salix laevigata Polished willow, Red willow
native
Tree 
2017 Steve Matson
2019 Barbara Brydolf
2022 Mark Gary
|
|
Salix lasiolepis Arroyo willow
native
Tree, Shrub 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2020 Steve Matson
|
|
Salsola tragus Prickly russian thistle, Russianthistle, Tumbleweed
• invasive non-native
Annual herb 
2017 Ron Vanderhoff
2018 Angelique Herman
2023 Cynthia Powell
|
|
Salvia columbariae Chia sage
native
Annual herb 
2020 Ron Vanderhoff
2022 Mike Russler
2022 Mike Russler
|
|
Salvia leucophylla San luis purple sage
native
Shrub 
2015 Steven M Norris
2019 Janith Johnson
2018 Ron Vanderhoff
|
|
Salvia mellifera Black sage
native
Shrub 
2017 Steve Matson
2022 Suzanne L. Weakley
2019 Diane Etchison
|
|
Salvia spathacea Hummingbird sage
native
Perennial herb 
2020 David Wolfson
2020 Abby Nichols
2020 Bryant Baker
|
|
Sambucus mexicana Blue elderberry
native
Tree, Shrub 
2021 Mike Russler
2020 Diane Etchison
2022 El Byrne
|
|
Sanguisorba minor ssp. muricata Garden burnet
non-native
Perennial herb 
2019 Jennifer Mo
2021 David Wolfson
2018 Cynthia Powell
|
|
Sanicula arguta Sharp toothed sanicle, Sharp toothed snakeroot, Sharptooth blacksnakeroot
native
Perennial herb 
2022 Ron Vanderhoff
2017 Diane Etchison
2006 Steve Matson
|
|
Sanicula crassicaulis Gamble weed, Pacific blacksnakeroot, Pacific sanicle
native
Perennial herb 
2023 Steve Conger
2023 Steve Conger
2021 Steve Laymon
|
|
Saxifraga californica Greene's saxifrage
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Schismus barbatus Common mediterranean grass, Old han schismus
• invasive non-native
Annual grass 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Scrophularia californica California bee plant, California figwort
native
Perennial herb 
2020 Bob Sweatt
2006 Steve Matson
2019 Cynthia Powell
|
|
Scutellaria tuberosa Danny's skullcap, Scullcap
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Selaginella bigelovii Bigelow's moss fern, Bigelow's spike moss, Bushy spikemoss
native
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Senecio flaccidus var. douglasii Bush groundsel, Bush senecio, Douglas' groundsel
native
Shrub 
2018 Richard Spjut
2019 Ron Vanderhoff
2023 Helen Hancock
|
|
Senecio mikanioides Cape ivy
• invasive non-native
Perennial herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Silene gallica Common catchfly, Windmill pink
non-native
Annual herb 
2019 Mary Wloch
2017 Gary McDonald
2019 Gary McDonald
|
|
Silene laciniata ssp. major Cardinal catchfly
native
Perennial herb 
2020 David Greenberger
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Sisymbrium officinale Hedge mustard, Hedgemustard
non-native
Annual herb 
2021 Ann Garside
2022 Julian Geoghegan
2021 Ron Vanderhoff
|
|
Sisymbrium orientale Indian hedge mustard, Oriental hedge mustard
non-native
Annual, Perennial herb 
2019 Diane Etchison
2021 Paul Aigner
2021 Ron Vanderhoff
|
|
Sisyrinchium bellum Western blue eyed grass
native
Perennial herb 
2020 Mary Conway
2024 Ron Vanderhoff
2019 Stacie Wolny
|
|
Solanum douglasii Douglas' nightshade, Greenspot nightshade
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Solanum xanti Chaparral nightshade, Nightshade, Purple nightshade
native
Perennial herb, Shrub 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Solidago californica California goldenrod, Oreja de liebre
native
Perennial herb 
2013 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Sonchus oleraceus Common sow thistle, Common sowthistle, Sow thistle
non-native
Annual herb 
2019 Diane Etchison
2015 Jesse Rorabaugh
2024 Ron Vanderhoff
|
|
Spartium junceum Gorse, Spanish broom
• invasive non-native
Shrub 
2020 Ron Vanderhoff
2006 Jennifer Naegele
2021 Mary Herr
|
|
Spergula arvensis ssp. arvensis Corn spurry
non-native
Annual herb 
2019 Diane Etchison
2020 Mary Conway
2022 Cynthia Powell
|
|
Spergularia villosa Hairy sand spurrey, Hairy sandspurry, Villous sand spurry
non-native
Perennial herb 
2021 Ron Vanderhoff
2011 Toni Corelli
2021 Ron Vanderhoff
|
|
Stachys ajugoides var. rigida Mexican hedgenettle
native
Perennial herb 
2023 Mary Ann Machi
2016 Steve Matson
2016 Steve Matson
|
|
Stachys albens Cobwebby hedge nettle, White hedge nettle, Whitestem hedgenettle
native
Perennial herb 
2013 Steve Matson
2013 Steve Matson
2013 Steve Matson
|
|
Stachys bullata California hedge nettle, California hedgenettle, Southern hedge nettle
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Stellaria media Chickweed
non-native
Annual herb 
2018 Gary McDonald
2018 Gary McDonald
2015 Diane Etchison
|
|
Stephanomeria virgata Rod wirelettuce, Tall stephanomeria, Twiggy wreath plant
native
Annual herb 
2019 Steven M Norris
2022 Helen Hancock
2019 Steven M Norris
|
|
Symphoricarpos mollis Creeping snowberry, Trailing snowberry
native
Shrub 
2019 Ron Vanderhoff
2020 Cara Wilcox
2019 Ron Vanderhoff
|
|
Tauschia arguta Southern tauschia, Southern umbrellawort
native
Perennial herb 
2019 Matt Berger
2020 Bryant Baker
2019 Diane Etchison
|
|
Tauschia hartwegii Hartweg's tauschia, Hartweg's umbrellawort, Tauschia
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak
native
Vine, Shrub 
2020 Ron Vanderhoff
2019 Randy Huey
2021 Bryant Baker
|
|
Tribulus terrestris Puncture vine, Puncturevine
• invasive non-native
Annual herb 
2015 Steve Matson
2020 Ron Vanderhoff
2020 Maura Hay
|
|
Trichostema lanatum Woolly bluecurls
native
Shrub 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Trichostema lanceolatum Vinegarweed
native
Annual herb 
2018 Ron Vanderhoff
2016 Nathan Mudry
2019 Aaron Echols
|
|
Trifolium ciliolatum Foothill clover, Tree clover
native
Annual herb 
2020 Diane Etchison
2015 Diane Etchison
2019 Ron Vanderhoff
|
|
Trifolium fucatum Bull clover, Sour clover
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2020 Paul Aigner
|
|
Trifolium obtusiflorum Clammy clover, Creek clover
native
Annual herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Trifolium willdenovii Tomcat clover
native
Annual herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2018 Stacie Wolny
|
|
Tropaeolum majus Garden nasturtium, Nasturtium
• invasive non-native
Annual herb, Vine 
2021 Julie A. Kierstead
2024 Mike Russler
2022 Ron Vanderhoff
|
|
Typha domingensis Narrowleaf cattail, Southern cattail
native
Perennial herb 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Umbellularia californica Bay laurel, California bay, California laurel, bay tree
native
Tree 
2023 Mary Ann Machi
2016 Steve Matson
2023 Mary Ann Machi
|
|
Venegasia carpesioides Canyon sunflower
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Verbena lasiostachys Common verbena, Vervain, Western verbena
native
Perennial herb 
2010 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Veronica anagallis-aquatica Water speedwell
non-native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2022 Bob Sweatt
|
|
Vicia americana var. americana American vetch
native
Perennial herb, Vine 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Vicia sativa Spring vetch
non-native
Annual herb, Vine 
2022 David Wolfson
2019 Cynthia Powell
2023 Ron Vanderhoff
|
|
Vicia villosa Hairy vetch, Hairy Vetch, Winter Vetch
• invasive non-native
Annual herb, Vine 
2019 Diane Etchison
2019 Diane Etchison
2019 Gary McDonald
|
|
Vicia villosa ssp. varia Smooth vetch, Thick fruited vetch, Winter vetch
non-native
Annual herb, Vine  2006 Steve Matson
|
|
Vinca major Bigleaf periwinkle, Greater periwinkle, Vinca
• invasive non-native
Perennial herb 
2020 Julia Markey
2022 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Viola pedunculata California golden violet, Johnny jump up
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Vulpia myuros var. hirsuta Rattail sixweeks grass
• invasive non-native
Annual grass 
2021 Aaron Echols
2021 Ron Vanderhoff
2022 John Rawlings
|
|
Xanthium strumarium Rough cockleburr
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Zigadenus fremontii Fremont's star lily, Fremont's death camas
native
Perennial herb 
2020 Bryant Baker
2021 Steve Matson
2020 Karen Swift
|
