| ||||||
|
Davis Canyon, Irish Hills, Western San Luis R
Davis Canyon, Irish Hills, Western San Luis Range San Luis Obispo County |
|
|||||
| David Keil / CNPS-SLO (2019-06-03) | ||||||
| 170 PLANTS |
|
Adiantum jordanii Adiantum, maiden hair fern
native
Fern 
© 2022 BOB CASE 
© 2019 Ron Vanderhoff 
© 2023 Mike Russler |
|
Ageratina adenophora Sticky snakeroot, Thoroughwort
• invasive non-native
Perennial herb 
© 2019 Ron Vanderhoff 
© 2017 Keir Morse 
© 2021 Heather Brady DeQuincy |
|
Agoseris grandiflora var. grandiflora Giant mountain dandelion
native
Perennial herb 
© 2007 Gerald Carr 
© 2007 Gerald Carr 
© 2012 Michael Mitchell |
|
Agrostis pallens Leafy bent grass, Diego bent grass, Seashore bentgrass
native
Perennial grass 
© 2021 John Rawlings 
© 2020 Susan McDougall 
© 2021 John Rawlings |
|
Anagallis arvensis Scarlet pimpernel
non-native
Annual herb 
© 2017 B.J. Dion 
© 2022 Chris McDonald 
© 2023 Ron Vanderhoff |
|
Anthoxanthum occidentale Califonria sweet grass, Vanilla grass
native
Perennial grass 
© 2024 Suzanne L. Weakley 
© 2022 R.A. Chasey 
© 2022 John Rawlings |
|
Anthriscus caucalis Bur chervil
non-native
Annual herb, Vine 
© 2021 Aaron Echols 
© 2024 Ron Vanderhoff 
© 2020 Jennifer Mo |
|
Aralia californica California spikenard, Elk's clover, Elkclover
native
Perennial herb 
© 2022 Julie A. Kierstead 
© 2020 Tri Do 
© 2014 James Gonsman |
|
Arbutus menziesii Madrono, Pacific madrone
native
Tree 
© 2021 Cynthia Powell 
© 2021 R.A. Chasey 
© 2021 Hunter Breck |
|
Arctostaphylos crustacea ssp. crustacea Brittle leaf manzanita
native
Shrub 
© 2017 Steve Matson 
© 2017 Steve Matson 
© 2017 Steve Matson |
|
Arctostaphylos pechoensis Pecho manzanita
• rare native
Shrub 
© 2020 Susan McDougall 
© 2020 Mike Russler 
© 2020 Mike Russler |
|
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 |
|
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 Matt Berger |
|
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 |
|
Briza maxima Big quaking grass, Big quakinggrass, Rattlesnake grass
• invasive non-native
Annual grass 
© 2017 Gary McDonald 
© 2018 Bill Schmidt 
© 2017 Gary McDonald |
|
Bromus carinatus var. carinatus California brome, Mountain brome
native
Perennial grass 
© 2016 Richard Chasey  © 2013 Jean Pawek 
© 2021 Amelia Ryan |
|
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 Foxtail chess, foxtail brome, Madrid brome, Spanish brome
non-native
Annual grass 
© 2022 Steve Matson 
© 2023 Stephen H Siemsen 
© 2015 Chris Jaster |
|
Calystegia macrostegia ssp. cyclostegia Coast morning glory, Island false bindweed
native
Perennial herb, Vine 
© 2017 Michael Mitchell 
© 2020 James Gonsman 
© 2017 Michael Mitchell |
|
Cardamine californica California toothwort, milkmaids
native
Perennial herb 
© 2020 Barbara Peck 
© 2019 Ron Vanderhoff 
© 2019 Ron Vanderhoff |
|
Cardamine oligosperma Bitter cress, Idaho bittercress
native
Annual, Perennial herb 
© 2008 Steve Matson 
© 2008 Steve Matson 
© 2008 Steve Matson |
|
Carduus pycnocephalus Italian thistle
• invasive non-native
Annual herb 
© 2019 Gary McDonald 
© 2023 Diana Wahl 
© 2017 Gary McDonald |
|
Carex globosa Round fruit sedge
native
Perennial grasslike herb 
© 2014 Steve Matson 
© 2014 Steve Matson 
© 2014 Steve Matson |
|
Castilleja affinis ssp. affinis Coast indian paintbrush
native
Perennial herb 
© 2006 Steve Matson 
© 2006 Steve Matson 
© 2019 Ron Vanderhoff |
|
Ceanothus oliganthus var. sorediatus Jim brush
native
Shrub 
© 2022 R.A. Chasey 
© 2017 Steve Matson 
© 2019 Susan McDougall |
|
Ceanothus spinosus Greenbark ceanothus, Redheart
native
Tree, Shrub 
© 2018 Ron Vanderhoff 
© 2012 Ron Vanderhoff 
© 2019 Ron Vanderhoff |
|
Centranthus ruber Jupiter's beard, Red valerian
non-native
Annual, Perennial herb 
© 2013 Zachary Mikalonis 
© 2022 Justin Felder 
© 2020 Deborah Dozier |
|
Cerastium glomeratum Large mouse ears, Mouseear chickweed, Sticky chickweed
non-native
Annual herb 
© 2024 Dana York 
© 2023 Ron Vanderhoff 
© 2023 R.A. Chasey |
|
Chrysolepis chrysophylla var. minor Bush chinquapin, Giant chinquapin
native
Tree, Shrub 
© 2020 R.A. Chasey 
© 2019 Ken Hickman  © 2009 Neal Kramer |
|
Cirsium vulgare Bull thistle
• invasive non-native
Perennial herb 
© 2017 James Bailey 
© 2020 Bob Sweatt 
© 2020 Bob Sweatt |
|
Clarkia unguiculata Elegant clarkia, Mountain garland, Woodland clarkia
native
Annual herb 
© 2019 David Greenberger 
© 2019 Bryant Baker 
© 2021 Mike Russler |
|
Claytonia parviflora ssp. parviflora Narrow leaved miner's lettuce, Streambank springbeauty, Utah miner s lettuce
native
Annual herb 
© 2022 Ron Vanderhoff 
© 2017 Gary McDonald 
© 2017 Gary McDonald |
|
Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce
native
Annual herb 
© 2008 Steve Matson 
© 2008 Steve Matson 
© 2008 Steve Matson |
|
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 |
|
Clinopodium douglasii Yerba buena
native
Perennial herb 
© 2019 Gary McDonald 
© 2012 Gary McDonald 
© 2012 Gary McDonald |
|
Conium maculatum Poison hemlock
• invasive non-native
Perennial herb 
© 2019 James Bailey 
© 2013 Toni Corelli 
© 2016 Cynthia Powell |
|
Cornus sericea ssp. occidentalis Western dogwood
native
Shrub 
© 2019 David Greenberger 
© 2018 Lynn Overtree 
© 2020 Susan McDougall |
|
Cuscuta californica var. californica California dodder, Chaparral dodder, Short flowered dodder
native
Annual herb, Vine (parasitic) 
© 2021 R.A. Chasey 
© 2021 Ron Vanderhoff 
© 2021 Ron Vanderhoff |
|
Cyperus eragrostis Tall cyperus, Tall flatsedge
native
Perennial grasslike herb 
© 2016 Joan Hampton 
© 2021 Ken Lunders 
© 2014 James Gonsman |
|
Dendromecon rigida Bush poppy, Tree poppy
native
Shrub 
© 2019 Eliezer Margolis 
© 2010 Suzanne L. Weakley 
© 2018 Hunter Breck |
|
Diplacus aurantiacus ssp. aurantiacus Orange Bush Monkeyflower
native
Shrub 
© 2024 Steve Conger 
© 2024 Steve Conger 
© 2019 Gary McDonald |
|
Drymocallis glandulosa var. glandulosa Sticky cinquefoil
native
Perennial herb 
© 2020 Diane Etchison 
© 2017 Steve Matson 
© 2021 Mike Russler |
|
Dryopteris arguta California wood fern, Coastal wood fern, Shield fern
native
Fern 
© 2023 Julia Markey 
© 2019 Rebecca Crowe 
© 2018 James Gonsman |
|
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 |
|
Elymus condensatus Giant wild rye
native
Perennial grass 
© 2020 Ron Vanderhoff 
© 2022 John Rawlings 
© 2020 Diane Etchison |
|
Elymus glaucus ssp. glaucus Blue wild rye, Blue wildrye, Western rye grass
native
Perennial grass 
© 2014 Toni Corelli 
© 2021 Arlee Montalvo 
© 2022 Ron Vanderhoff |
|
Epilobium canum ssp. canum California fuchsia, Hummingbird trumpet
native
Perennial herb 
© 2018 Ron Vanderhoff 
© 2018 Ron Vanderhoff 
© 2018 Ron Vanderhoff |
|
Epilobium ciliatum ssp. ciliatum Fringed willowherb, Northern willow herb, Willow herb
native
Perennial herb 
© 2014 Steve Matson 
© 2014 Steve Matson 
© 2014 Steve Matson |
|
Equisetum telmateia ssp. braunii Giant horse tail, Giant horsetail
native
Fern 
© 2016 Steve Matson 
© 2016 Steve Matson 
© 2022 Suzanne L. Weakley |
|
Eriogonum parvifolium Dune eriogonum, Sea cliff buckwheat, Seacliff buckwheat
native
Shrub 
© 2022 Mary Conway 
© 2020 Ron Vanderhoff 
© 2021 Ron Vanderhoff |
|
Eriophyllum confertiflorum var. confertiflorum Golden yarrow, Yellow yarrow
native
Shrub 
© 2024 Richard Spjut 
© 2013 James Gonsman 
© 2020 Ron Vanderhoff |
|
Erysimum capitatum var. capitatum Sanddune wallflower
native
Perennial herb 
© 2017 Steve Matson 
© 2017 Steve Matson 
© 2017 Steve Matson |
|
Erythranthe guttata Seep monkey flower, Yellow monkey flower
native
Annual, Perennial herb (rhizomatous) 
© 2019 Stacie Wolny 
© 2015 James Gonsman 
© 2019 Stacie Wolny |
|
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 |
|
Euphorbia peplus Petty spurge
non-native
Annual herb 
© 2006 Steve Matson 
© 2022 Alice Cummings  © 2005 Luigi Rignanese |
|
Festuca bromoides Brome fescue
non-native
Annual grass 
© 2022 Diana Wahl 
© 2021 Toni Corelli 
© 2021 David popp |
|
Festuca myuros Rattail sixweeks grass
• invasive non-native
Annual grass 
© 2021 Aaron Echols 
© 2021 Ron Vanderhoff 
© 2022 John Rawlings |
|
Foeniculum vulgare Biscuit root, Sweet fennel
• invasive non-native
Perennial herb 
© 2019 Nicole Leatherman 
© 2019 Ron Vanderhoff 
© 2018 Henry DiRocco |
|
Frangula californica ssp. californica California coffeeberry
native
Shrub 
© 2015 Steve Matson 
© 2015 Steve Matson 
© 2019 Ron Vanderhoff |
|
Galium aparine Cleavers, Common bedstraw, Goose grass
native
Annual herb 
© 2020 Ron Vanderhoff 
© 2005 Steve Matson 
© 2020 Ron Vanderhoff |
|
Galium californicum ssp. flaccidum California bedstraw
native
Perennial herb 
© 2014 Steve Matson 
© 2014 Steve Matson 
© 2014 Steve Matson |
|
Galium porrigens var. porrigens Climbing bedstraw, Graceful bedstraw, Oval leaved bedstraw
native
Vine, Shrub 
© 2022 Ron Vanderhoff 
© 2022 Ron Vanderhoff 
© 2022 Julia Larke |
|
Geranium carolinianum Carolina geranium
native
Annual herb 
© 2021 Ron Vanderhoff 
© 2024 Ron Vanderhoff 
© 2024 Ron Vanderhoff |
|
Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium
• invasive non-native
Annual herb 
© 2021 Al Keuter 
© 2023 Ron Vanderhoff 
© 2014 Bryan Derr |
|
Hazardia squarrosa var. squarrosa Saw toothed goldenbush, Sawtooth goldenbush
native
Shrub 
© 2021 Mike Russler 
© 2021 Mary Conway 
© 2021 Mary Conway |
|
Hedera canariensis Canary ivy, Algerian ivy
• invasive non-native
Vine 
© 2018 Sara Witt 
© 2018 Ron Vanderhoff 
© 2016 Ron Vanderhoff |
|
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 |
|
Hieracium argutum Southern hawkweed
native
Perennial herb 
© 2015 Justin Luong 
© 2015 Justin Luong 
© 2020 David Greenberger |
|
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. leporinum Farmer's foxtail, Foxtail barley, Hare barley
non-native
Annual grass 
© 2022 Ron Vanderhoff 
© 2021 Al Keuter 
© 2021 Ron Vanderhoff |
|
Juglans hindsii Northern california black walnut
• rare native
Tree 
© 2018 Ron Vanderhoff 
© 2016 Steve Matson 
© 2018 Ron Vanderhoff |
|
Lactuca serriola Prickly lettuce, Prickly wild lettuce
• invasive non-native
Annual herb 
© 2017 Gary McDonald 
© 2017 Gary McDonald 
© 2017 Gary McDonald |
|
Lathyrus latifolius Everlasting pea, Perennial pea, Perennial sweet pea
non-native
Perennial herb 
© 2020 Jutta Burger 
© 2019 Cynthia Powell 
© 2021 Sherry Adams |
|
Lathyrus vestitus var. vestitus Common pacific pea, Hillside pea, Wild sweetpea
native
Perennial herb 
© 2023 Steve Conger 
© 2022 Charles Russell 
© 2015 Chris Jaster |
|
Lemna minor Smaller duckweed
native
Perennial herb 
© 2019 Ron Vanderhoff 
© 2019 Ron Vanderhoff 
© 2022 R.A. Chasey |
|
Lonicera hispidula Pink honeysuckle
native
Vine, Shrub 
© 2022 Suzanne L. Weakley 
© 2021 Cara Wilcox 
© 2018 Diana Wahl |
|
Lupinus albifrons var. albifrons Silver bush lupine, Silver lupine
native
Shrub 
© 2012 Michael Mitchell 
© 2020 Richard Spjut 
© 2020 Susan McDougall |
|
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 |
|
Lysimachia arvensis Scarlet pimpernel
non-native
Annual herb
© 2017 B.J. Dion
© 2022 Chris McDonald
© 2023 Ron Vanderhoff |
|
Malva nicaeensis Bull mallow
non-native
Annual herb 
© 2023 Ron Vanderhoff 
© 2020 Ron Vanderhoff 
© 2020 Ron Vanderhoff |
|
Marah fabacea California man-root
native
Perennial herb, Vine 
© 2018 Gary McDonald 
© 2018 MCOSD EDRR 
© 2021 Cyril Guyot |
|
Marrubium vulgare White horehound
• invasive non-native
Perennial herb 
© ©2013 Gary McDonald 
© 2015 Diane Etchison 
© 2018 Nancy Hamlett |
|
Medicago lupulina Black medick
non-native
Annual, Perennial herb 
© 2020 Ron Vanderhoff 
© 2020 Ron Vanderhoff 
© 2020 Ron Vanderhoff |
|
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 albus White sweetclover
• invasive non-native
Annual, Biennial herb 
© 2021 Ron Vanderhoff 
© 2020 Bob Sweatt 
© 2022 Ron Vanderhoff |
|
Melilotus indicus Annual yellow sweetclover, Sourclover
non-native
Annual herb 
© 2019 Randy Huey 
© 2019 Randy Huey 
© 2017 Rosalie Benitez |
|
Mimulus guttatus Seep monkey flower, Yellow monkey flower
native
Annual, Perennial herb (rhizomatous)
© 2019 Stacie Wolny
© 2015 James Gonsman
© 2019 Stacie Wolny |
|
Nasturtium officinale Watercress
native
Perennial herb (aquatic) 
© 2012 Steve Matson 
© 2012 Steve Matson 
© 2012 Steve Matson |
|
Navarretia squarrosa Skunkbush, Skunkweed
native
Annual herb 
© 2024 Mike Russler 
© 2019 Patrick Furtado 
© 2022 Suzanne L. Weakley |
|
native
Tree, Shrub 
© 2020 R.A. Chasey 
© 2022 David popp 
© 2020 Susan McDougall |
|
Oemleria cerasiformis Indian plum, Oso berry
native
Shrub 
© 2019 Margo Bors 
© 2019 Stacie Wolny 
© 2023 David Wolfson |
|
Osmorhiza berteroi Sweet cicely
native
Perennial herb 
© 2006 Steve Matson 
© 2006 Steve Matson 
© 2006 Steve Matson |
|
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 somniferum Opium poppy
non-native
Annual herb 
© 2021 Ken Lunders 
© 2022 David Strauch 
© 2022 David Strauch |
|
Pentagramma triangularis ssp. triangularis Gold back fern
native
Fern 
© 2008 Steve Matson 
© 2008 Steve Matson 
© 2019 Gary McDonald |
|
Phacelia malvifolia Stinging phacelia
native
Annual herb 
© 2018 Michael Mitchell 
© 2022 Jennifer Mo 
© 2013 Toni Corelli |
|
Pholistoma auritum var. auritum Blue fiesta flower, Blue fiestaflower, Fiesta flower
native
Annual herb 
© 2014 Steve Matson 
© 2014 Steve Matson 
© 2014 Steve Matson |
|
Pinus muricata Bishop pine, Bull pine, Prickle cone pine
native
Tree 
© 2012 Michael Mitchell 
© 2012 Michael Mitchell 
© 2023 Karen Swift |
|
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 |
|
Poa howellii Howell's blue grass, Howell's bluegrass
native
Annual grass 
© 2018 Ken Hickman 
© 2020 Ken Hickman 
© 2020 Ken Hickman |
|
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 |
|
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 |
|
Polypodium calirhiza Acrid fern, Licorice fern, Nested polypody
native
Fern 
© 2022 BOB CASE 
© 2015 James Gonsman 
© 2020 Susan McDougall |
|
Polypogon interruptus Ditch beard grass, Ditch rabbitsfoot grass
non-native
Perennial grass 
© 2022 John Rawlings 
© 2022 John Rawlings 
© 2020 Ron Vanderhoff |
|
Polystichum munitum Western sword fern, Western swordfern
native
Fern 
© 2021 Julie A. Kierstead 
© 2022 Jerry Murray 
© 2011 Toni Corelli |
|
Populus fremontii ssp. fremontii Fremont cottonwood
native
Tree 
© 2019 Stella Yang 
© 2020 David popp 
© 2020 Susan McDougall |
|
Populus trichocarpa Black cottonwood
native
Tree 
© 2019 Ron Vanderhoff 
© 2012 Steve Matson 
© 2012 Steve Matson |
|
Prunus ilicifolia ssp. ilicifolia Holly leaf cherry, Hollyleaf cherry
native
Tree, Shrub 
© 2018 David Greenberger 
© 2019 Ron Vanderhoff 
© 2020 James Gonsman |
|
Pseudognaphalium californicum Ladies' tobacco
native
Annual, Perennial herb 
© 2019 Gary McDonald 
© 2020 Steven M Norris 
© 2021 Ron Vanderhoff |
|
Pseudognaphalium stramineum Cottonbatting plant
native
Perennial herb 
© 2017 Gary McDonald 
© 2017 Gary McDonald 
© 2017 Gary McDonald |
|
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 var. agrifolia California live oak, Coast live oak
native
Tree 
© 2023 Ron Vanderhoff 
© 2022 Ron Vanderhoff 
© 2021 Al Keuter |
|
Rafinesquia californica California chicory, California plumseed
native
Annual herb 
© 2023 Robert Steers 
© 2021 Ron Vanderhoff 
© 2017 Steve Matson |
|
Rhamnus crocea Redberry buckthorn
native
Shrub 
© 2011 Michael Mitchell 
© 2022 Ron Vanderhoff 
© 2019 Ron Vanderhoff |
|
Ribes sanguineum var. glutinosum Blood currant, Flowering currant, Pink flowering currant
native
Shrub 
© 2020 Talila Golan 
© 2018 John Rusk 
© 2018 Hunter Breck |
|
Ribes speciosum Fuchsia flowered gooseberry, Fuchsiaflower gooseberry
native
Shrub 
© 2022 David Chipping 
© 2021 Ron Vanderhoff 
© 2021 Ron Vanderhoff |
|
Rosa californica California wild rose, California wildrose
native
Shrub 
© 2022 Suzanne L. Weakley 
© 2022 Suzanne L. Weakley 
© 2021 Sue Graue |
|
Rubus parviflorus Western thimbleberry, Thimbleberry
native
Vine, Shrub 
© 2022 Zoya Akulova-Barlow 
© 2020 Mary Sue Ittner 
© 2019 Patrick Furtado |
|
Rubus ursinus California blackberry, Pacific blackberry
native
Vine, Shrub 
© 2018 Ken Lunders 
© 2019 Ron Vanderhoff 
© 2015 Kelli Kallenborn |
|
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 salicifolius var. salicifolius Willow dock, Willow leaved dock
native
Perennial herb 
© 2023 Ron Vanderhoff 
© 2012 Gary McDonald 
© 2012 Gary McDonald |
|
Salix lasiolepis Arroyo willow
native
Tree, Shrub 
© 2022 Ron Vanderhoff 
© 2022 Ron Vanderhoff 
© 2020 Steve Matson |
|
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 nigra ssp. caerulea Blue elderberry
native
Tree, Shrub 
© 2021 Mike Russler 
© 2020 Diane Etchison 
© 2022 El Byrne |
|
Sanicula crassicaulis Gamble weed, Pacific blacksnakeroot, Pacific sanicle
native
Perennial herb 
© 2023 Steve Conger 
© 2023 Steve Conger 
© 2021 Steve Laymon |
|
Scrophularia californica ssp. californica California bee plant, California figwort
native
Perennial herb 
© 2020 Bob Sweatt 
© 2006 Steve Matson 
© 2019 Cynthia Powell |
|
Silybum marianum Blessed milkthistle, Milk thistle
• invasive non-native
Annual, Perennial herb 
© 2020 Nancy Hamlett 
© 2019 Marisa Persaud 
© 2018 Angelique Herman |
|
Sisymbrium officinale Hedge mustard, Hedgemustard
non-native
Annual herb 
© 2021 Ann Garside 
© 2022 Julian Geoghegan 
© 2021 Ron Vanderhoff |
|
Solanum douglasii Douglas' nightshade, Greenspot nightshade
native
Perennial herb 
© 2006 Steve Matson 
© 2006 Steve Matson 
© 2006 Steve Matson |
|
Solanum umbelliferum Blue witch nightshade, Bluewitch nightshade
native
Shrub 
© 2014 Steve Matson 
© 2014 Steve Matson 
© 2014 Steve Matson |
|
Solidago velutina ssp. californica California goldenrod, Oreja de liebre
native
Perennial herb 
© 2013 Steve Matson 
© 2008 Steve Matson 
© 2008 Steve Matson |
|
Sonchus asper ssp. asper Prickly sow thistle, Sow thistle
• invasive non-native
Annual herb 
© 2014 Gary McDonald 
© 2022 Ron Vanderhoff 
© 2014 Gary McDonald |
|
Sonchus oleraceus Common sow thistle, Common sowthistle, Sow thistle
non-native
Annual herb 
© 2019 Diane Etchison 
© 2015 Jesse Rorabaugh 
© 2024 Ron Vanderhoff |
|
Stachys bullata California hedge nettle, California hedgenettle, Southern hedge nettle
native
Perennial herb 
© 2014 Steve Matson 
© 2014 Steve Matson 
© 2014 Steve Matson |
|
Stipa miliacea var. miliacea Smilo grass
• invasive non-native
Perennial grass 
© 2022 Donald Burk  © 2009 Keir Morse 
© 2022 Donald Burk |
|
Symphoricarpos albus var. laevigatus Common snowberry, Upright snowberry
native
Shrub 
© 2020 Jacob Smith 
© 2020 Jacob Smith 
© 2021 Mike Russler |
|
Tanacetum parthenium Feverfew
non-native
Perennial herb 
© 2015 Ron Vanderhoff 
© 2022 Jennifer Mo 
© 2020 Bob Sweatt |
|
Thalictrum fendleri var. fendleri Fendler's meadow rue
native
Perennial herb 
© 2006 Steve Matson 
© 2006 Steve Matson 
© 2006 Steve Matson |
|
Torilis arvensis Field hedge parsley, Spreading hedgeparsley, Tall Sock-Destroyer
• invasive non-native
Annual herb 
© 2019 Ron Vanderhoff 
© 2017 Gary McDonald 
© 2018 Lindsey Hack |
|
Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak
native
Vine, Shrub 
© 2020 Ron Vanderhoff 
© 2019 Randy Huey 
© 2021 Bryant Baker |
|
Trifolium ciliolatum Foothill clover, Tree clover
native
Annual herb 
© 2020 Diane Etchison 
© 2015 Diane Etchison 
© 2019 Ron Vanderhoff |
|
Trifolium microcephalum Hairy clover, Small headed clover
native
Annual herb 
© 2005 Steve Matson 
© 2016 Michael Mitchell 
© 2019 Ron Vanderhoff |
|
Trifolium willdenovii Tomcat clover
native
Annual herb 
© 2024 Steve Conger 
© 2024 Steve Conger 
© 2018 Stacie Wolny |
|
Umbellularia californica Bay laurel, California bay, California laurel, bay tree
native
Tree 
© 2023 Mary Ann Machi 
© 2016 Steve Matson 
© 2023 Mary Ann Machi |
|
Urtica dioica ssp. holosericea Giant creek nettle, Hoary nettle, Mountain nettle
native
Perennial herb 
© 2014 Steve Matson 
© 2014 Steve Matson 
© 2014 Steve Matson |
|
Vaccinium ovatum California huckleberry, Evergreen huckleberry
native
Shrub 
© 2017 Steve Matson 
© 2017 Steve Matson 
© 2017 Steve Matson |
|
Vicia gigantea Giant vetch
native
Perennial herb 
© 2021 Dana York 
© 2019 Cynthia Powell 
© 2013 James Gonsman |
|
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 |
|
Vinca major Bigleaf periwinkle, Greater periwinkle, Vinca
• invasive non-native
Perennial herb 
© 2020 Julia Markey 
© 2022 Ron Vanderhoff 
© 2021 Ron Vanderhoff |
|
Vitis vinifera Cultivated grape, Wine grape
non-native
Vine, Shrub 
© 2020 Jennifer Mo 
© 2014 Eric Wrubel 
© 2024 David popp |
|
Woodwardia fimbriata Chain fern, Giant chain fern, Giant chainfern
native
Fern 
© 2019 Julie Kierstead Nelson 
© 2020 R.A. Chasey 
© 2020 Julie A. Kierstead |
