South Hills Open Space
South Hills Open Space, San Luis Obispo, San Luis Obispo County, California San Luis Obispo County |
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| David Keil / CNPS-SLO (2019-06-08) |
| 181 PLANTS |
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Achillea millefolium Common yarrow
native
Perennial herb  2022 Andy Ford
 2014 James Gonsman
 2023 Ron Vanderhoff
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Acmispon americanus var. americanus American bird's foot trefoil, American trefoil, Spanish lotus
native
Annual herb  2019 Ron Vanderhoff
 2019 Matt Berger
 2017 David Wolfson
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Acmispon glaber var. glaber Deerweed
native
Perennial herb  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
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Acmispon strigosus Strigose lotus
native
Annual herb  2016 Steve Matson
 2009 Steve Matson
 2019 Gary McDonald
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Acmispon wrangelianus Wrangel lotus
native
Annual herb  2021 Jamie Spielmann
 2018 Gary McDonald
 2022 Richard Sullivan
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Agoseris grandiflora var. grandiflora Giant mountain dandelion
native
Perennial herb  2007 Gerald Carr
 2007 Gerald Carr
 2021 Emily Sluiman
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Allium haematochiton Red skinned onion, Redskin onion
native
Perennial herb (bulb)  2017 Steve Matson
 2017 Steve Matson
 2017 Steve Matson
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Allium lacunosum var. lacunosum Pitted onion
native
Perennial herb (bulb)  2016 Steve Matson
 2016 Steve Matson
 2012 Ron Vanderhoff
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Amsinckia menziesii Menzies' fiddleneck, Small flowered fiddleneck
native
Annual herb  2020 Ron Vanderhoff
 2018 Gary McDonald
 2018 Gary McDonald
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Aristida adscensionis Six weeks three awn, Sixweeks threeawn
native
Annual grass  2023 Keir Morse
 2023 Keir Morse
 2006 James M. Andre
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Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush
native
Shrub  2018 James Gonsman
 2019 Aaron Echols
 2018 Ron Vanderhoff
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Asclepias fascicularis Narrow leaf milkweed
native
Perennial herb  2018 Ron Vanderhoff
 2014 Steve Matson
 2019 Ron Vanderhoff
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Astragalus curtipes Morro milkvetch, San luis obispo milkvetch, South coast milk vetch
native
Perennial herb  2021 Joel A. Germond, Psy.D.
 2020 David Greenberger
 2020 David Greenberger
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Astragalus didymocarpus var. milesianus Dwarf white milkvetch, Miles' milk vetch
• rare native
Annual herb  2012 Steve Matson
 2014 Chris Winchellll
 2014 Chris Winchell
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Astragalus gambelianus Dwarf loco weed, Gambel's dwarf milk vetch, Gambel's locoweed
native
Annual herb  2020 Ron Vanderhoff
 2019 Ron Vanderhoff
 2022 Mike Russler
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Athysanus pusillus Athysanus, Common sandweed, Dwarf athysanus
native
Annual herb  2021 Paul Aigner
 2008 Steve Matson
 2022 Catherine Chang
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Avena barbata Slender oat, Slim oat
• invasive non-native
Annual grass  2018 Julian Geoghegan
 2023 David popp
 2019 Ron Vanderhoff
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Avena fatua Wild oat, Wildoat
• invasive non-native
Annual grass  2018 Gary McDonald
 2023 Ron Vanderhoff
 2023 Ron Vanderhoff
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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
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Brachypodium hybridum Small Tree-Mallow
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Brassica tournefortii Saharan mustard
• invasive non-native
Annual herb  2023 Julia Markey
 2018 Jeffrey Black
 2021 Ron Vanderhoff
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Bromus carinatus var. carinatus California brome, Mountain brome
native
Perennial grass  2016 Richard Chasey
 2013 Jean Pawek
 2021 Amelia Ryan
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Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass
• invasive non-native
Annual grass  2022 Ron Vanderhoff
 2021 Richard Spjut
 2022 Ron Vanderhoff
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Bromus hordeaceus Soft brome, Soft chess
• invasive non-native
Annual grass  2023 Ron Vanderhoff
 2018 Gary McDonald
 2018 Gary McDonald
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Bromus rubens Red brome
• invasive non-native
Annual grass  2015 Chris Jaster
 2015 jamie smith
 2018 Gary McDonald
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Calandrinia menziesii red maids, Calandrinia
native
Annual herb  2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
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Calochortus clavatus var. clavatus Club haired mariposa lily, Clubhair mariposa lily
• rare native
Perennial herb (bulb)  2020 David Wolfson
 2020 David Krause
 2023 Mike Russler
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Calochortus obispoensis San luis mariposa lily
• rare native
Perennial herb (bulb)  2023 Morgan Stickrod
 2020 Meghan Lindt
 2018 Margarita Orlova
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Calystegia macrostegia ssp. cyclostegia Coast morning glory, Island false bindweed
native
Perennial herb, Vine  2017 Michael Mitchell
 2020 James Gonsman
 2017 Michael Mitchell
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Calystegia subacaulis ssp. episcopalis Cambria morning glory, San luis obispo county morning glory
• rare native
Perennial herb (rhizomatous)  2019 David Greenberger
 2021 Kristen Nelson
 2018 Adonis Tate
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Capsella bursa-pastoris Shepherd's purse
non-native
Annual herb  2008 Steve Matson
 2019 Cynthia Powell
 2022 Doug Allshouse
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Cardamine californica California toothwort, milkmaids
native
Perennial herb  2020 Barbara Peck
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
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Carduus pycnocephalus Italian thistle
• invasive non-native
Annual herb  2019 Gary McDonald
 2023 Diana Wahl
 2017 Gary McDonald
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Carex praegracilis Clustered field sedge, Field sedge
native
Perennial grasslike herb  2020 Ken Hickman
 2020 John Rawlings
 2020 Steve Matson
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Carex serratodens Bifid sedge, Two tooth sedge
native
Perennial grasslike herb  2019 Steve Matson
 2019 Steve Matson
 2021 Cynthia Powell
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Cenchrus longisetus Feathertop
• invasive non-native
Perennial grass  2018 Ron Vanderhoff
 2023 Ron Vanderhoff
 2021 Julian Geoghegan
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Cenchrus setaceus Small Tree-Mallow
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Centaurea calcitrapa Purple star thistle, Red star thistle
• invasive non-native
Annual, Perennial herb  2021 R.A. Chasey
 2019 MCOSD EDRR
 2022 R.A. Chasey
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Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote
• invasive non-native
Annual herb  2019 Ron Vanderhoff
 2020 Ron Vanderhoff
 2020 Laura Anna Arellano
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Centaurea solstitialis Barnaby's thistle, Yellow star thistle
• invasive non-native
Annual herb  2022 Cynthia Powell
 2019 Arlee Montalvo
 2022 Mary Herr
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Chenopodiastrum murale Small Tree-Mallow
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Chenopodium album Lamb's quarters, Lambs quarters, White goosefoot
non-native
Annual herb  2022 Ron Vanderhoff
 2014 Toni Corelli
 2022 Ron Vanderhoff
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Chlorogalum pomeridianum var. pomeridianum Common soaproot, Wavyleaf soap plant
native
Perennial herb  2021 Sue Graue
 2015 Sharon King & Randy Aeschliman
 2018 Karen Scheuermann
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Chorizanthe breweri Brewer's spineflower, San luis obispo spineflower
• rare native
Annual herb  2020 David Greenberger
 2020 David Greenberger
 2019 David Greenberger
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Chorizanthe palmeri Palmer's spineflower
• rare native
Annual herb  2019 David Greenberger
 2012 Terrence Gosliner
 2014 John Doyen
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Cirsium fontinale var. obispoense Chorro creek bog thistle
• rare native
Perennial herb  2017 Cindy Roessler
 2015 David Wolfson
 2020 David Greenberger
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Cirsium vulgare Bull thistle
• invasive non-native
Perennial herb  2017 James Bailey
 2020 Bob Sweatt
 2020 Bob Sweatt
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Clarkia bottae Botta's clarkia, Punch bowl godetia
native
Annual herb  2023 Ron Vanderhoff
 2020 Steve Laymon
 2020 Steve Laymon
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Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce
native
Annual herb  2008 Steve Matson
 2008 Steve Matson
 2008 Steve Matson
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Convolvulus arvensis Field bindweed, Orchard morningglory
• invasive non-native
Perennial herb, Vine  2022 Steve Matson
 2021 Ron Vanderhoff
 2022 Steve Matson
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Corethrogyne filaginifolia Common sandaster
native
Perennial herb  2022 Mike Russler
 2018 Ron Vanderhoff
 2019 Diane Etchison
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Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed
native
Annual herb  2020 Ron Vanderhoff
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
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Croton setiger Turkey-mullein
native
Annual herb  2011 Steve Matson
 2011 Steve Matson
 2014 Richard Chasey
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Cryptantha clevelandii var. florosa Coastal cryptantha
native
Annual herb  2020 David Greenberger
 2020 Ryan Carle
 2023 Ken-ichi Ueda
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Cynodon dactylon Bermuda grass, Bermudagrass
• invasive non-native
Perennial grass  2021 Ron Vanderhoff
 2020 Ron Vanderhoff
 2021 Ron Vanderhoff
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Deinandra fasciculata Clustered tarweed
native
Annual herb  2022 David Strauch
 2017 Steve Matson
 2017 Steve Matson
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Delphinium parryi ssp. eastwoodiae Eastwood's larkspur
• rare native
Perennial herb  2023 Mike Russler
 2023 Mike Russler
 2023 Mike Russler
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Dipsacus sativus Fuller's teasel, Indian teasel
• invasive non-native
Annual, Biennial herb  2019 Danielle Carney
 2022 Jennifer Mo
 2022 David Strauch
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Dipterostemon capitatus ssp. capitatus Blue dicks
native
Perennial herb  2023 Alaine Arslan
 2008 Steve Matson
 2016 Steve Matson
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Distichlis spicata Inland saltgrass, Salt grass, Saltgrass
native
Perennial grass  2020 Matt Berger
 2019 Ron Vanderhoff
 2022 Donald Burk
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Dudleya abramsii ssp. murina San Luis Obispo dudleya
• rare native
Perennial herb  2023 Mike Russler
 2023 Mike Russler
 2023 Mike Russler
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Eleocharis macrostachya Common spikerush, Creeping spike rush, Pale spikerush
native
Perennial grasslike herb  2023 Ron Vanderhoff
 2023 Ron Vanderhoff
 2003 Steve Matson
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Elymus condensatus Giant wild rye
native
Perennial grass  2020 Ron Vanderhoff
 2022 John Rawlings
 2020 Diane Etchison
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Elymus multisetus Big squirreltail grass
native
Perennial grass  2019 Ron Vanderhoff
 2023 Helen Hancock
 2021 Denise Defreese
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Encelia californica Bush sunflower, California brittlebush, California encelia
native
Shrub  2020 Aaron Echols
 2021 Mary Wloch
 2020 Diane Etchison
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Epilobium canum ssp. canum California fuchsia, Hummingbird trumpet
native
Perennial herb  2018 Ron Vanderhoff
 2018 Ron Vanderhoff
 2018 Ron Vanderhoff
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Epilobium ciliatum ssp. ciliatum Fringed willowherb, Northern willow herb, Willow herb
native
Perennial herb  2017 Gary McDonald
 2019 Gary McDonald
 2019 Ron Vanderhoff
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Eriogonum elongatum var. elongatum Long stemmed buckwheat
native
Perennial herb  2017 Ron Vanderhoff
 2019 Aaron Echols
 2021 Mike Russler
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Eriogonum fasciculatum var. foliolosum California buckwheat, Eastern mojave buckwheat, Red topped buckwheat
native
Shrub  2016 Michael Mitchell
 2015 Michael Mitchell
 2015 Michael Mitchell
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Eriophyllum confertiflorum var. confertiflorum Golden yarrow, Yellow yarrow
native
Shrub  2013 James Gonsman
 2020 Mary Conway
 2020 Ron Vanderhoff
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Erodium cicutarium Coastal heron's bill, Red stemmed filaree, Redstem stork's bill
• invasive non-native
Annual herb  2022 Steve Matson
 2020 Julia Markey
 2022 Steve Matson
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Erodium moschatum Musky stork's bill, White stemmed filaree, Whitestem filaree
• invasive non-native
Annual herb  2016 Steve Matson
 2016 James Bailey
 2018 Stacie Wolny
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Erythranthe guttata Seep monkey flower, Yellow monkey flower
native
Annual, Perennial herb (rhizomatous)  2019 Stacie Wolny
 2015 James Gonsman
 2019 Stacie Wolny
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Eschscholzia californica California poppy
native
Annual, Perennial herb  2019 Dee Shea Himes
 2021 Ron Vanderhoff
 2019 Amy Rapport
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Eucalyptus globulus Blue gum, Tasmanian bluegum
• invasive non-native
Tree  2020 Jennifer Mo
 2022 Ryan O'Dell
 2021 Cynthia Powell
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Euphorbia spathulata Reticulate seeded spurge, Warty spurge
native
Annual herb  2021 R.A. Chasey
 2014 Steve Matson
 2014 Steve Matson
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Festuca arundinacea Alta fescue, Reed fescue, Tall fescue
• invasive non-native
Perennial grass  2022 Cynthia Powell
 2020 Robert Steers
 2017 MCOSD EDRR
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Festuca microstachys Small fescue
native
Annual grass  2022 Aaron Sunshine
 2011 Steve Matson
 2011 Steve Matson
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Festuca perennis Italian rye grass
• invasive non-native
Annual, Perennial grass  2019 Ron Vanderhoff
 2017 Gary McDonald
 2021 Ron Vanderhoff
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Foeniculum vulgare Biscuit root, Sweet fennel
• invasive non-native
Perennial herb  2019 Nicole Leatherman
 2019 Ron Vanderhoff
 2018 Henry DiRocco
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Fritillaria biflora var. biflora Chocolate lily
native
Perennial herb (bulb)  2020 David Greenberger
 2016 Ron Vanderhoff
 2018 Michael Mitchell
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Galium aparine Cleavers, Common bedstraw, Goose grass
native
Annual herb  2020 Ron Vanderhoff
 2005 Steve Matson
 2020 Ron Vanderhoff
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Gilia achilleifolia ssp. achilleifolia California gilia
native
Annual herb  2021 Helen Hancock
 2022 R.A. Chasey
 2021 Mary Conway
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Hazardia squarrosa var. squarrosa Saw toothed goldenbush, Sawtooth goldenbush
native
Shrub  2021 Mike Russler
 2021 Mary Conway
 2021 Mary Conway
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Hedypnois rhagadioloides Crete weed
non-native
Annual herb  2012 Michael Perlmutter
 2022 Steve Matson
 2022 Steve Matson
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Hemizonia congesta ssp. luzulifolia Hayfield tarweed, Woodrush tarweed
native
Annual herb  2013 Arcangelo Wessells
 2022 R.A. Chasey
 2022 R.A. Chasey
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Hesperevax sparsiflora var. sparsiflora Erect dwarf cudweed, Few flowered evax
native
Annual herb  2020 Stacie Wolny
 2020 R.A. Chasey
 2021 R.A. Chasey
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Hesperoyucca whipplei Chaparral yucca
native
Shrub  Geoff Burleigh
 2023 Jordan Collins
 2020 Julia Markey
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Heteromeles arbutifolia Christmas berry, Toyon
native
Shrub  2015 James Gonsman
 2017 Gary McDonald
 2017 Gary McDonald
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Hirschfeldia incana Mediterranean hoary mustard, Short podded mustard, Summer mustard
• invasive non-native
Perennial herb  2017 Gary McDonald
 2017 Gary McDonald
 2022 Ron Vanderhoff
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Hordeum brachyantherum ssp. brachyantherum Meadow barley
native
Perennial grass  2023 Denise Defreese
 2015 Steve Matson
 2015 Steve Matson
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Hordeum murinum ssp. leporinum Farmer's foxtail, Foxtail barley, Hare barley
non-native
Annual grass  2022 Ron Vanderhoff
 2021 Al Keuter
 2021 Ron Vanderhoff
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Isolepis cernua Low bulrush
native
Annual grasslike herb  2021 R.A. Chasey
 2023 R.A. Chasey
 2018 Ron Vanderhoff
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Juncus balticus ssp. ater Baltic rush
native
Perennial grasslike herb  2015 Steve Matson
 2015 Steve Matson
 2015 Steve Matson
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Juncus bufonius var. bufonius Toad rush
native
Annual grasslike herb  2021 John Rawlings
 2023 R.A. Chasey
 2019 Ron Vanderhoff
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Juncus phaeocephalus var. phaeocephalus Brown headed rush, Brownhead rush
native
Perennial grasslike herb  2019 Dee Shea Himes
 2019 Ken Hickman
 2019 John Rawlings
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Koeleria macrantha June grass, Prairie junegrass
native
Perennial grass  2023 Helen Hancock
 2015 Steve Matson
 2015 Steve Matson
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Lactuca saligna Narrow leaved wild lettuce, Willow lettuce, Willowleaf lettuce
non-native
Annual herb  2021 Don Hollander
 2019 Stacie Wolny
 2021 Don Hollander
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Lactuca serriola Prickly lettuce, Prickly wild lettuce
• invasive non-native
Annual herb  2017 Gary McDonald
 2017 Gary McDonald
 2017 Gary McDonald
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Lamarckia aurea Goldentop grass
non-native
Annual grass  2017 B.J. Dion
 2019 Ron Vanderhoff
 2015 James Gonsman
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Lathyrus vestitus var. vestitus Common pacific pea, Hillside pea, Wild sweetpea
native
Perennial herb  2018 Ron Vanderhoff
 2022 Charles Russell
 2015 Chris Jaster
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Lepidium nitidum Peppergrass, Shining pepper grass, Shining pepperweed
native
Annual herb  2020 Linda Pardy
 2019 Gary McDonald
 2016 Steve Matson
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Lepidium strictum Peppergrass, Prostrate pepper grass, Upright pepperweed
native
Annual herb  2020 Julie A. Kierstead
 2020 Julie A. Kierstead
 2022 Ron Vanderhoff
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Leptosiphon parviflorus Variable linanthus
native
Annual herb  2008 Keir Morse
 2008 Keir Morse
 2008 Keir Morse
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Lomatium caruifolium var. caruifolium Alkali desertparsley, Caraway leaved lomatium
native
Perennial herb  2014 Steve Matson
 2022 Dianne Lake
 2014 Steve Matson
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Lomatium dasycarpum ssp. dasycarpum Woolly fruited lomatium, Woollyfruit desertparsley
native
Perennial herb  2017 James Gonsman
 2018 Gary McDonald
 2018 Gary McDonald
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Lomatium parvifolium Coastal biscuitroot, Small leaved lomatium
• rare native
Perennial herb  2020 David Greenberger
 2011 Chris Winchell
 2021 Patrick Furtado
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Lomatium utriculatum Bladder parsnip, Common lomatium, Hog fennel
native
Perennial herb  2006 Steve Matson
 2019 Eliezer Margolis
 2015 James Gonsman
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Lotus corniculatus Bird's foot trefoil, Birdfoot deervetch, Broadleaf birdsfoot trefoil
• invasive non-native
Perennial herb  2015 Charles Russell
 2019 Nathan Taxel
 2005 Dr. Amadej Trnkoczy
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Lupinus succulentus Arroyo lupine, Hollowleaf annual lupine, Succulent lupine
native
Annual herb  2018 Stacie Wolny
 2018 Stacie Wolny
 2018 Stacie Wolny
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Lupinus truncatus Blunt leaved lupine, Collared annual lupine, Truncate leaf lupine
native
Annual herb  2010 Michael Mitchell
 2010 Michael Mitchell
 2008 Keir Morse
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Lysimachia arvensis Scarlet pimpernel
non-native
Annual herb  2017 B.J. Dion
 2022 Chris McDonald
 2023 Ron Vanderhoff
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Lythrum californicum California loosestrife, Common loosestrife
native
Perennial herb  2017 Fred Melgert / Carla Hoegen
 2020 Ron Vanderhoff
 2017 David Wolfson
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Malva parviflora Cheeseweed mallow
non-native
Annual herb  2022 Mike Russler
 2022 Donald Burk
 2022 Mike Russler
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Medicago polymorpha Bur clover, Bur medic, California burclover
• invasive non-native
Annual herb  2019 Gary McDonald
 2019 Gary McDonald
 2019 Gary McDonald
|
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Melica imperfecta California melic, Coast range melic, Small flowered melica
native
Perennial grass  2020 Ron Vanderhoff
 2021 Ron Vanderhoff
 2020 Ron Vanderhoff
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Melilotus indicus Annual yellow sweetclover, Sourclover
non-native
Annual herb  2019 Randy Huey
 2019 Randy Huey
 2017 Rosalie Benitez
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Microseris douglasii ssp. tenella Douglas' silverpuffs, Short scaled microseris
native
Annual herb  2022 Helen Hancock
 2019 Diane Renshaw
 2022 Helen Hancock
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Nicotiana glauca Tree tobacco
• invasive non-native
Tree, Shrub  2019 Jean B Henney
 2022 Mark Bowler
 2019 Nicole Leatherman
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Oxalis pes-caprae Bermuda buttercup, Sourgrass
• invasive non-native
Perennial herb  2015 Richard Chasey
 2017 Angelique Herman
 2019 Gary McDonald
|
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Pellaea andromedifolia Coffee cliffbrake, Coffee fern
native
Fern  2021 Mike Russler
 2021 Steve Matson
 2020 Tina Curiel
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Pentagramma triangularis ssp. triangularis Gold back fern
native
Fern  2019 James Gonsman
 2008 Steve Matson
 2008 Steve Matson
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Phacelia imbricata ssp. imbricata Imbricate Phacelia
native
Annual herb  2022 R.A. Chasey
 2022 Robert Steers
 2022 Robert Steers
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Phalaris aquatica Bulbous canarygrass, Harding grass
• invasive non-native
Perennial grass  2018 Thomas Reyes
 2021 Lenihan Mazur
 2022 Lenihan Mazur
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Phoenix canariensis Canary island date palm
• invasive non-native
Tree  2020 Ron Vanderhoff
 2022 Ron Vanderhoff
 2021 James Bailey
|
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Phyla nodiflora Common lippia, Lippia, Turkey tangle frogfruit
native
Perennial herb  2018 Ron Vanderhoff
 2009 Ron Vanderhoff
 2022 Donald Burk
|
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Pickeringia montana var. montana Montana chaparral pea
native
Shrub  2022 Ron Vanderhoff
 2022 Ron Vanderhoff
 2022 Ron Vanderhoff
|
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Plantago erecta California plantain, Dotseed plantain, Foothill plantain
native
Annual herb  2021 Charles Russell
 2008 Margo Bors
 2022 Mike Russler
|
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Plantago lanceolata English plantain, Narrow leaved plantain, Ribgrass
• invasive non-native
Perennial herb  2017 Gary McDonald
 2019 Joe Engelbrecht
 2021 Ken Lunders
|
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Platystemon californicus Cream cups, Creamcups
native
Annual herb  2019 Diane Etchison
 2022 John L. Thompson
 2022 John L. Thompson
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Poa secunda ssp. secunda One sided blue grass, Pine bluegrass, Sandberg's bluegrass
native
Perennial grass  2018 Ron Vanderhoff
 2018 Ron Vanderhoff
 2018 Ron Vanderhoff
|
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Polycarpon tetraphyllum Four leaved all seed, Four leaved allseed, Four leaved polycarp
non-native
Annual herb  2020 Ron Vanderhoff
 2019 Ron Vanderhoff
 2020 Ron Vanderhoff
|
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Polygonum aviculare Prostrate knotweed
non-native
Annual, Perennial herb  2023 Ron Vanderhoff
 2023 Cynthia Powell
 2021 Ron Vanderhoff
|
|
Polypodium californicum California polypody
native
Fern  2020 Ron Vanderhoff
 2021 Ron Vanderhoff
 2023 Keir Morse
|
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Polypogon monspeliensis Annual beard grass, Rabbitsfoot grass
• invasive non-native
Annual grass  2008 Steve Matson
 2014 Steve Matson
 2008 Steve Matson
|
|
Primula clevelandii var. patulum Padre's shooting star
native
Perennial herb  2013 Steven M Norris
 2023 David Strauch
 2013 Steven M Norris
|
|
Pseudognaphalium californicum Ladies' tobacco
native
Annual, Perennial herb  2019 Gary McDonald
 2020 Steven M Norris
 2021 Ron Vanderhoff
|
|
Pseudognaphalium luteoalbum Jersey cudweed
non-native
Annual herb  2021 Ron Vanderhoff
 2019 Diane Etchison
 2021 Ron Vanderhoff
|
|
Pterostegia drymarioides Fairy mist, Woodland threadstem
native
Annual herb  2020 Dick Rawson
 2018 Ron Vanderhoff
 2015 Diane Etchison
|
|
Pyracantha koidzumii Taiwan firethorn
non-native
Shrub  2018 Ron Vanderhoff
 2019 Ron Vanderhoff
 2018 Ron Vanderhoff
|
|
Quercus agrifolia var. agrifolia California live oak, Coast live oak
native
Tree  2023 Ron Vanderhoff
 2022 Ron Vanderhoff
 2021 Al Keuter
|
|
Ranunculus californicus California buttercup
native
Perennial herb  2019 Diane Etchison
 2019 Diane Etchison
 2020 Mitchell Coleman
|
|
Raphanus sativus Cultivated radish, Jointed charlock, Wild radish
• invasive non-native
Annual, Biennial herb  2017 Lisa Miller
 2020 Ron Vanderhoff
 2023 Julia Markey
|
|
Rubus armeniacus Himalayan blackberry, black berry, Armenian blackberry
• invasive non-native
Shrub  2014 James Gonsman
 2020 Julie A. Kierstead
 2018 Richard Spjut
|
|
Rumex conglomeratus Clustered dock, Green dock
non-native
Perennial herb  2020 Ron Vanderhoff
 2023 Ron Vanderhoff
 2023 Ron Vanderhoff
|
|
Rumex crispus Curly dock, Curly leaved dock, Rhubarb
• invasive non-native
Perennial herb  2018 Tim Lewis
 2019 Diane Etchison
 2023 Ron Vanderhoff
|
|
Rumex pulcher Fiddle dock
non-native
Perennial herb  2020 Ryan Carle
 2022 Chris McDonald
 2019 Saul Soto
|
|
Salvia columbariae Chia sage
native
Annual herb  2020 Ron Vanderhoff
 2022 Mike Russler
 2022 Mike Russler
|
|
Sanicula arguta Sharp toothed sanicle, Sharp toothed snakeroot, Sharptooth blacksnakeroot
native
Perennial herb  2022 Ron Vanderhoff
 2017 Diane Etchison
 2006 Steve Matson
|
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Sanicula maritima Adobe sanicle, Adobe snakeroot
• rare native
Perennial herb  2019 David Wolfson
 2021 Kristen Nelson
 2021 Kristen Nelson
|
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Schinus molle Peruvian pepper tree, Peruvian peppertree
• invasive non-native
Tree  2021 stephen rosenthal
 2017 William McCarey
 2000 Joe DiTomaso
|
|
Schoenoplectus pungens var. longispicatus Common threesquare
native
Perennial grasslike herb  2012 Michael Mitchell
 2022 R.A. Chasey
 2022 R.A. Chasey
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Selaginella bigelovii Bigelow's moss fern, Bigelow's spike moss, Bushy spikemoss
native
 2019 Ron Vanderhoff
 2019 Ron Vanderhoff
 2018 Ron Vanderhoff
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Senecio vulgaris Common groundsel, Old man in the spring, Old man of spring
non-native
Annual herb  2017 Barbara Boethling
 2019 Ron Vanderhoff
 2021 Toni Corelli
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Sidalcea malviflora ssp. laciniata Dwarf checkerbloom, Laciniate checker mallow
native
Perennial herb (rhizomatous)  2020 David Greenberger
 2021 Maria Stokes
 2021 Heather Brady DeQuincy
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Silene gallica Common catchfly, Windmill pink
non-native
Annual herb  2019 Mary Wloch
 2017 Gary McDonald
 2019 Gary McDonald
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Sonchus asper ssp. asper Prickly sow thistle, Sow thistle
• invasive non-native
Annual herb  2022 Ron Vanderhoff
 2022 Ron Vanderhoff
 2022 Ron Vanderhoff
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Sonchus oleraceus Common sow thistle, Common sowthistle, Sow thistle
non-native
Annual herb  2019 Diane Etchison
 2015 Jesse Rorabaugh
 2008 Gary McDonald
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Spergularia rubra Purple sand spurry, Red sandspurry, Ruby sandspurry
non-native
Annual, Perennial herb  2023 Ron Vanderhoff
 2023 Ron Vanderhoff
 2023 Ron Vanderhoff
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Stachys ajugoides Ajuga hedge nettle, Bugle hedgenettle, Hedge nettle
native
Perennial herb  2021 Mike Russler
 2014 James Gonsman
 2023 Mike Russler
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Stachys bullata California hedge nettle, California hedgenettle, Southern hedge nettle
native
Perennial herb  2014 Steve Matson
 2014 Steve Matson
 2020 Bryant Baker
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Stellaria nitens Shining chickweed, Shiny chickweed, Smooth chickweed
native
Annual herb  2020 Ken Hickman
 2022 Catherine Chang
 2017 David popp
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Stephanomeria cichoriacea Chicory leaved stephanomeria, Chicoryleaf wirelettuce, Fort tejon milk aster
native
Perennial herb  2019 David Greenberger
 2012 Ron Vanderhoff
 2018 John Game
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Stephanomeria exigua ssp. carotifera White plume stephanomeria, Whiteplume wirelettuce
native
Perennial herb  2018 Mary Conway
 2018 Mary Conway
 2018 Mary Conway
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Stephanomeria virgata ssp. pleurocarpa Tall stephanomeria, Wand stephanomeria, Wand wirelettuce
native
Annual herb  2021 Helen Hancock
 2021 Helen Hancock
 2018 Richard Spjut
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Stipa lepida Foothill needle grass
native
Perennial grass  2017 Gary McDonald
 2023 Ron Vanderhoff
 2017 Gary McDonald
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Stipa pulchra Purple needle grass
native
Perennial grass  2019 Michelle Karle
 2008 Zoya Akulova
 2019 Ron Vanderhoff
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Streptanthus glandulosus ssp. glandulosus Bristly jewelflower
native
Annual herb  2003 Keir Morse
 2020 Stacie Wolny
 2021 Bryant Baker
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Streptanthus lasiophyllus Small Tree-Mallow
|
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Taraxacum officinale Common dandelion, Dandelion, Red seeded dandelion
• invasive non-native
Perennial herb  2021 Ron Vanderhoff
 2019 Diane Etchison
 2021 Ron Vanderhoff
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Thysanocarpus curvipes ssp. curvipes Fringe Pod
native
Annual herb  2019 Matt Berger
 2020 R.A. Chasey
 2022 Mike Russler
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Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak
native
Vine, Shrub  2020 Ron Vanderhoff
 2019 Randy Huey
 2021 Bryant Baker
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Toxicoscordion fremontii Fremont's star lily, Fremont's death camas
native
Perennial herb  2020 Bryant Baker
 2021 Steve Matson
 2020 Karen Swift
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Tragopogon porrifolius Purple salsify
non-native
Perennial herb  2019 Julie dinsdale
 2015 David Wolfson
 2020 Martin Cooper
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Trifolium fragiferum Strawberry clover
non-native
Perennial herb  2020 Ron Vanderhoff
 2020 Ron Vanderhoff
 2022 Dana York
|
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Verbena lasiostachys var. lasiostachys Vervain, Western vervain
native
Perennial herb  2010 Steve Matson
 2018 Mary Conway
 2018 Mary Conway
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Vicia sativa ssp. sativa Garden vetch, Pubescent common vetch, Spring vetch
non-native
Annual herb, Vine  2007 Toni Corelli
 2020 Ron Vanderhoff
 2020 Ron Vanderhoff
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Vicia villosa ssp. varia Smooth vetch, Thick fruited vetch, Winter vetch
non-native
Annual herb, Vine  2017 Gary McDonald
 2017 Gary McDonald
 2020 Julie A. Kierstead
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Viola pedunculata California golden violet, Johnny jump up
native
Perennial herb  2014 James Gonsman
 2023 Julia Markey
 2023 Richard Sullivan
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Xanthium strumarium Rough cockleburr
native
Annual herb  2019 Ron Vanderhoff
 2011 Steve Matson
 2019 Ron Vanderhoff
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