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Prefumo Canyon Road Corridor
San Luis Range San Luis Obispo County, California San Luis Obispo County |
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| David Keil / CNPS-SLO (2019-06-09) | ||||||
| 380 PLANTS |
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Achillea millefolium Common yarrow
native
Perennial herb 
2022 Andy Ford
2020 Bob Sweatt
2018 Gary McDonald
|
|
Achyrachaena mollis Blow-Wives
native
Annual herb 
2015 Diane Etchison
2022 Mike Russler
2022 Mike Russler
|
|
Acmispon americanus var. americanus American bird's foot trefoil, American trefoil, Spanish lotus
native
Annual herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Acmispon brachycarpus hill lotus
native
Annual herb 
2005 Steve Matson
2005 Steve Matson
2018 Steve Matson
|
|
Acmispon glaber var. glaber Deerweed
native
Perennial herb 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Acmispon junceus var. junceus Rush lotus
native
Perennial herb 
2016 John Doyen
2016 John Doyen
2016 John Doyen
|
|
Acmispon parviflorus Hill lotus
native
Annual herb 
2008 Steve Matson
2005 Steve Matson
2008 Steve Matson
|
|
Acourtia microcephala Sacapellote
native
Perennial herb 
2022 Diane Etchison
2019 Ron Vanderhoff
2021 Aaron Echols
|
|
Adelinia grandis Hound's tongue, Western houndstongue, Adelinia
native
Perennial herb 
2022 David Strauch
2007 Steve Matson
2021 Dee Shea Himes
|
|
native
Tree, Shrub 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Adiantum jordanii Adiantum, maiden hair fern
native
Fern 
2022 BOB CASE
2019 Ron Vanderhoff
2023 Mike Russler
|
|
Agoseris grandiflora var. grandiflora Giant mountain dandelion
native
Perennial herb 
2007 Gerald Carr
2007 Gerald Carr
2021 Emily Sluiman
|
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Agrostis densiflora California bent grass, California bentgrass, Point reyes bent grass
native
Perennial grass 
2019 Ken Hickman
2019 Ken Hickman
2016 Toni Corelli
|
|
Agrostis exarata Spike bentgrass, Spike redtop
native
Perennial grass 
2022 Teal Derrer
2021 David popp
2022 John Rawlings
|
|
Agrostis pallens Leafy bent grass, Diego bent grass, Seashore bentgrass
native
Perennial grass 
2021 John Rawlings
2020 Susan McDougall
2021 John Rawlings
|
|
Aira caryophyllea Shiver grass, Silver hairgrass, Silvery hairgrass
• invasive non-native
Annual grass 
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Amaryllis belladonna Belladonna lily
non-native
Perennial herb 
2016 Camille Nowell
2023 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Anthemis cotula Dog fennel, Mayweed, dog fennel, Stinking chamomile
• invasive non-native
Annual herb 
2017 Diane Etchison
2019 Nathan Taxel
2019 Dave Beller
|
|
Aphanes occidentalis Western lady's mantle
native
Annual, Perennial herb 
2019 Ron Vanderhoff
2017 Ron Vanderhoff
2023 R.A. Chasey
|
|
Apocynum cannabinum Indian hemp, Indianhemp dogbane, HEMP DOGBANE
native
Perennial herb 
2019 Ron Vanderhoff
2015 Ron Vanderhoff
2021 Mike Russler
|
|
Aquilegia eximia Serpentine columbine, Sticky columbine, Van Houtte's columbine
native
Perennial herb 
2019 David Greenberger
2019 Ken Hickman
2021 Mike Russler
|
|
Arctostaphylos obispoensis Bishop manzanita, Serpentine manzanita
• rare native
Shrub 
2019 Susan McDougall
2021 Mike Russler
2021 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 Ron Vanderhoff
|
|
Baccharis glutinosa Douglas' baccharis, Salt marsh baccharis
native
Perennial herb 
2020 Patrick Furtado
2019 Julian Geoghegan
2020 Rebecca Schoenenberger
|
|
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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Barbarea orthoceras American rocket, American wintercress, Erectpod wintercress
native
Perennial herb 
2015 James Gonsman
2019 Diane Etchison
2020 Diane Etchison
|
|
Barbarea verna Early winter cress, Early wintercress, Scurvy grass
non-native
Perennial herb 
2022 Mary Merriman
2019 David popp
2018 MCOSD EDRR
|
|
Bloomeria crocea var. crocea Common goldenstar
native
Perennial herb 
2019 Michael Mitchell
2019 Ron Vanderhoff
2017 Aaron Echols
|
|
Brachypodium hybridum Small Tree-Mallow
|
|
Brickellia californica Brickell bush, California brickellbush, California brickellia
native
Perennial herb 
2020 Diane Etchison
2018 Diane Etchison
2022 Ron Vanderhoff
|
|
Briza maxima Big quaking grass, Big quakinggrass, Rattlesnake grass
• invasive non-native
Annual grass 
2017 Gary McDonald
2018 Bill Schmidt
2017 Gary McDonald
|
|
Briza minor Little quaking grass, Little quakinggrass, Little rattlesnake grass
non-native
Annual grass 
2023 R.A. Chasey
2019 Gary McDonald
2019 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
|
|
Bromus pseudolaevipes Coast range brome, Southern chinook brome
native
Perennial grass 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Bromus rubens Red brome
• invasive non-native
Annual grass 
2015 Chris Jaster
2015 jamie smith
2018 Gary McDonald
|
|
Calandrinia menziesii red maids, Calandrinia
native
Annual herb 
2021 Mary Ann Machi
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Calochortus albus White fairy lantern, White globe lily
native
Perennial herb 
2019 David Greenberger
2019 Cynthia Powell
2009 Bob Case
|
|
Calochortus argillosus Clay mariposa lily
native
Perennial herb (bulb) 
2016 Daniel Neal
2022 Suzanne L. Weakley
2022 Suzanne L. Weakley
|
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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
|
|
Calystegia macrostegia ssp. cyclostegia Coast morning glory, Island false bindweed
native
Perennial herb, Vine 
2017 Michael Mitchell
2020 James Gonsman
2017 Michael Mitchell
|
|
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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Cardamine californica California toothwort, milkmaids
native
Perennial herb 
2020 Barbara Peck
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Cardamine hirsuta Hairy bitter cress, Hairy bittercress
non-native
Annual herb 
2020 Ken Lunders
2022 Donald Burk
2022 Donald Burk
|
|
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 nudata Dudley's sedge, Naked sedge, Torrent sedge
native
Perennial grasslike herb 
2022 R.A. Chasey
2016 David Greenberger
2014 John Malpas
|
|
Carex obispoensis San Luis Obispo sedge, San Luis sedge
• rare native
Perennial grasslike herb (rhizomatous) 
2006 Steve Matson
2010 Chris Winchell
2006 Steve Matson
|
|
Carex serratodens Bifid sedge, Two tooth sedge
native
Perennial grasslike herb 
2019 Steve Matson
2019 Steve Matson
2021 Cynthia Powell
|
|
Castilleja affinis ssp. affinis Coast indian paintbrush
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2019 Ron Vanderhoff
|
|
Castilleja densiflora ssp. obispoensis Obispo indian paintbrush, San luis obispo owl's clover
native
Annual herb  2011 CNPS, San Luis Obispo Chapter
 2011 Chris Winchell
|
|
Ceanothus cuneatus var. ramulosus Buck brush
native
Shrub 
2017 Robert Barnard
2020 Robert Steers
2023 Robert Steers
|
|
Ceanothus papillosus warty-leaf ceanothus, Wartleaf ceanothus
native
Shrub 
2022 Justin Luong
2019 Susan McDougall
2021 Mary Conway
|
|
Ceanothus spinosus Greenbark ceanothus, Redheart
native
Tree, Shrub 
2018 Ron Vanderhoff
2012 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Cenchrus longisetus Feathertop
• invasive non-native
Perennial grass 
2018 Ron Vanderhoff
2023 Ron Vanderhoff
2021 Julian Geoghegan
|
|
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
|
|
Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote
• invasive non-native
Annual herb 
2019 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Laura Anna Arellano
|
|
Cerastium glomeratum Large mouse ears, Mouseear chickweed, Sticky chickweed
non-native
Annual herb 
2023 Ron Vanderhoff
2023 Ron Vanderhoff
2023 R.A. Chasey
|
|
Cercocarpus betuloides var. betuloides Birch leaf mountain mahogany
native
Tree, Shrub 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2016 Ron Vanderhoff
|
|
Chasmanthe floribunda African cornflag, Chasmanthe
• invasive non-native
Perennial herb 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2017 Ron Vanderhoff
|
|
Chlorogalum pomeridianum var. pomeridianum Common soaproot, Wavyleaf soap plant
native
Perennial herb 
2021 Sue Graue
2015 Sharon King & Randy Aeschliman
2018 Karen Scheuermann
|
|
Chondrilla juncea Hogbite, Skeleton weed
• invasive non-native
Perennial herb 
2021 George Williams
2021 Julia Kosowitz
2021 Bob Sweatt
|
|
Chorizanthe breweri Brewer's spineflower, San luis obispo spineflower
• rare native
Annual herb 
2020 David Greenberger
2020 David Greenberger
2023 Mike Russler
|
|
Chorizanthe palmeri Palmer's spineflower
• rare native
Annual herb 
2019 David Greenberger
2012 Terrence Gosliner
2023 Mike Russler
|
|
Cichorium intybus Chicory
non-native
Perennial herb 
2020 Bob Sweatt
2022 David Strauch
2019 Diane Etchison
|
|
Cirsium brevistylum Clustered thistle, Indian thistle
native
Perennial herb 
2019 Steve Davison
2018 Brian Charles
2019 Aleksandra Evert
|
|
Cirsium fontinale var. obispoense Chorro creek bog thistle
• rare native
Perennial herb 
2017 Cindy Roessler
2015 David Wolfson
2020 David Greenberger
|
|
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 unguiculata Elegant clarkia, Mountain garland, Woodland clarkia
native
Annual herb 
2019 David Greenberger
2019 Bryant Baker
2021 Mike Russler
|
|
Claytonia exigua ssp. exigua Little spring beauty, Serpentine springbeauty, Viridis
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Claytonia parviflora ssp. viridis Green miner's lettuce, Streambank springbeauty
native
Annual herb  2006 James M. Andre
|
|
Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2008 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
|
|
Collinsia heterophylla Purple chinese houses
native
Annual herb 
2022 Mary Ann Machi
2019 David Greenberger
2019 Ron Vanderhoff
|
|
Conium maculatum Poison hemlock
• invasive non-native
Perennial herb 
2019 James Bailey
2013 Toni Corelli
2016 Cynthia Powell
|
|
Convolvulus arvensis Field bindweed, Orchard morningglory
• invasive non-native
Perennial herb, Vine 
2022 Steve Matson
2021 Ron Vanderhoff
2022 Steve Matson
|
|
Cordylanthus rigidus ssp. rigidus Rigid bird's beak, Stiffbranch bird's beak
native
Annual herb 
2021 Mike Russler
2021 Mike Russler
2021 Mike Russler
|
|
Corethrogyne filaginifolia Common sandaster
native
Perennial herb 
2022 Mike Russler
2018 Ron Vanderhoff
2019 Diane Etchison
|
|
Cornus sericea ssp. sericea American dogwood, Creek dogwood, Red osier dogwood
native
Shrub 
2003 Steve Matson
2019 Richard Spjut
2020 Doug Allshouse
|
|
Cortaderia jubata Pampas grass, Purple pampas grass
• invasive non-native
Perennial grass 
2018 Ramona Robison
2021 Michelle Karle
2022 Michelle Karle
|
|
Cotoneaster pannosus Cotoneaster, Silverleaf cotoneaster, Woolly cotoneaster
• invasive non-native
Shrub 
2021 David Wolfson
2019 Cynthia Powell
2018 MCOSD EDRR
|
|
Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed
native
Annual herb 
2020 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Crassula tillaea Mediterranean pygmy weed, Moss pygmyweed
non-native
Annual herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Croton setiger Turkey-mullein
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2014 Richard Chasey
|
|
Cryptantha clevelandii var. florosa Coastal cryptantha
native
Annual herb 
2020 David Greenberger
2020 Ryan Carle
2023 Ken-ichi Ueda
|
|
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
|
|
Cynosurus echinatus Annual dogtail, Bristly dogstail grass, Dogtail grass
• invasive non-native
Annual grass 
2017 Gary McDonald
2010 Julie A. Kierstead
2022 Ron Vanderhoff
|
|
Cyperus eragrostis Tall cyperus, Tall flatsedge
native
Perennial grasslike herb 
2016 Joan Hampton
2021 Ken Lunders
2014 James Gonsman
|
|
Cyperus involucratus Umbrella plant, Unbrella plant
non-native
Perennial grasslike herb 
2018 Rachelle Gray
2020 Martin Lemon
2018 Jennifer Mo
|
|
Dactylis glomerata Orchard grass, Orchardgrass
• invasive non-native
Perennial grass 
2018 Jennifer Mo
2020 Jim Richards
2017 Gary McDonald
|
|
Danthonia californica California oatgrass
native
Perennial grass 
2020 Sara Timby
2007 Steve Matson
2002 Bart and Susan Eisenberg
|
|
Daucus pusillus American wild carrot, Rattlesnake weed
native
Annual herb 
2019 Diane Etchison
2022 David Wolfson
2021 Ken Lunders
|
|
Delairea odorata Cape ivy
• invasive non-native
Perennial herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Delphinium californicum ssp. californicum California larkspur
native
Perennial herb 
2010 Toni Corelli
2022 R.A. Chasey
2022 R.A. Chasey
|
|
Delphinium parryi ssp. eastwoodiae Eastwood's larkspur
• rare native
Perennial herb 
2023 Mike Russler
2023 Mike Russler
2023 Mike Russler
|
|
Deschampsia danthonioides Annual hairgrass
native
Annual grass 
2019 Paul Aigner
2003 Steve Matson
2018 Emily Allen
|
|
Deschampsia elongata Hairgrass, Slender hairgrass
native
Perennial grass 
2021 John Rawlings
2021 John Rawlings
2023 Robert Steers
|
|
Dimorphotheca sinuata African daisy, Cape marigold, Glandular cape marigold
• invasive non-native
Annual herb 
2021 Diana Wahl
2022 Oliver Brewer
2017 Keir Morse
|
|
Diplacus aurantiacus var. aurantiacus Orange Bush Monkeyflower
native
Shrub 
2023 Bill Kress
2019 Stacie Wolny
2019 Gary McDonald
|
|
Dipsacus sativus Fuller's teasel, Indian teasel
• invasive non-native
Annual, Biennial herb 
2019 Danielle Carney
2022 Jennifer Mo
2022 David Strauch
|
|
Dipterostemon capitatus ssp. capitatus Blue dicks
native
Perennial herb 
2008 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Drymocallis glandulosa var. glandulosa Sticky cinquefoil
native
Perennial herb 
2020 Diane Etchison
2017 Steve Matson
2021 Mike Russler
|
|
Drymocallis glandulosa var. wrangelliana Sticky cinquefoil
native
Perennial herb 
2020 Mary Conway
2017 Gary McDonald
2017 Gary McDonald
|
|
Dryopteris arguta California wood fern, Coastal wood fern, Shield fern
native
Fern 
2018 James Gonsman
2019 Rebecca Crowe
2023 Julia Markey
|
|
Dudleya abramsii ssp. murina San Luis Obispo dudleya
• rare native
Perennial herb 
2023 Mike Russler
2023 Mike Russler
2023 Mike Russler
|
|
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
|
|
Ehrharta calycina Perennial veldt grass, Perennial veldtgrass
• invasive non-native
Perennial grass 
2020 David Greenberger
2019 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
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
|
|
Elymus multisetus Big squirreltail grass
native
Perennial grass 
2019 Ron Vanderhoff
2023 Helen Hancock
2021 Denise Defreese
|
|
Elymus trachycaulus ssp. trachycaulus Slender wheatgrass
native
Perennial grass 
2022 John Rawlings
2019 Ken Hickman
2019 Ken Hickman
|
|
Epilobium brachycarpum Annual fireweed, Autumn willowweed, Panicled willow herb
native
Annual herb 
2023 Mary Ann Machi
2019 Ramona Robison
2020 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
|
|
Epilobium minutum Chaparral willowherb, Desert willow herb, Little willowherb
native
Annual herb 
2017 Michael Mitchell
2021 R.A. Chasey
2019 Ken Lunders
|
|
Epipactis gigantea Giant helleborine, Stream orchid, Stream orchis
native
Perennial herb 
2016 Barry Rice
2020 Ron Vanderhoff
2018 Anna Sereno
|
|
Equisetum hyemale ssp. affine Giant scouring rush
native
Fern 
2013 Michael Mitchell
2021 Ron Vanderhoff
2013 Michael Mitchell
|
|
Equisetum telmateia ssp. braunii Giant horse tail, Giant horsetail
native
Fern 
2016 Steve Matson
2016 Steve Matson
2022 Suzanne L. Weakley
|
|
Eriogonum elongatum var. elongatum Long stemmed buckwheat
native
Perennial herb 
2017 Ron Vanderhoff
2019 Aaron Echols
2021 Mike Russler
|
|
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 
2013 James Gonsman
2020 Mary Conway
2020 Ron Vanderhoff
|
|
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
|
|
Erythranthe cardinalis Cardinal monkey flower
native
Perennial herb 
2014 James Gonsman
2023 Steve Conger
2021 Mike Russler
|
|
Erythranthe guttata Seep monkey flower, Yellow monkey flower
native
Annual, Perennial herb (rhizomatous) 
2019 Stacie Wolny
2015 James Gonsman
2019 Stacie Wolny
|
|
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 maculata Spotted spurge
non-native
Annual herb 
2019 B.J. Dion
2019 B.J. Dion
2022 Ron Vanderhoff
|
|
Euphorbia peplus Petty spurge
non-native
Annual herb 
2006 Steve Matson
2022 Alice Cummings
2005 Luigi Rignanese
|
|
Euphorbia spathulata Reticulate seeded spurge, Warty spurge
native
Annual herb 
2021 R.A. Chasey
2014 Steve Matson
2014 Steve Matson
|
|
Eurybia radulina Roughleaf aster
native
Perennial herb 
2007 Keir Morse
2023 Ken-ichi Ueda
2022 Bob Sweatt
|
|
Festuca arundinacea Alta fescue, Reed fescue, Tall fescue
• invasive non-native
Perennial grass 
2022 Cynthia Powell
2020 Robert Steers
2017 MCOSD EDRR
|
|
Festuca bromoides Brome fescue
non-native
Annual grass 
2022 Diana Wahl
2021 Toni Corelli
2021 David popp
|
|
Festuca californica California fescue
native
Perennial grass 
2019 Justin Luong
2022 Justin Luong
2012 Aaron Arthur
|
|
Festuca elmeri Coast fescue, Elmer fescue
native
Perennial grass 
2019 Ken Hickman
2022 John Rawlings
2007 Toni Corelli
|
|
Festuca microstachys Small fescue
native
Annual grass 
2022 Aaron Sunshine
2011 Steve Matson
2011 Steve Matson
|
|
Festuca myuros Rattail sixweeks grass
• invasive non-native
Annual grass 
2021 Aaron Echols
2021 Ron Vanderhoff
2022 John Rawlings
|
|
Festuca perennis Italian rye grass
• invasive non-native
Annual, Perennial grass 
2019 Ron Vanderhoff
2017 Gary McDonald
2021 Ron Vanderhoff
|
|
Festuca temulenta Darnel, tares
non-native
Annual grass 
2016 Spade Natural Resources Consulting
2020 David popp
2019 Stephany Dery
|
|
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
|
|
Fritillaria affinis Checker lily, Mission bells
native
Perennial herb (bulb) 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Fritillaria biflora var. biflora Chocolate lily
native
Perennial herb (bulb) 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Fritillaria ojaiensis Ojai fritillary
• rare native
Perennial herb (bulb) 
2020 John Game
2020 G Froelich
2019 Gordon Jenkins
|
|
Galium andrewsii Needlemat galium, Phlox leaved bedstraw, Phloxleaf bedstraw
native
Perennial herb 
2022 Mike Russler
2019 Marisa Persaud
2022 Mike Russler
|
|
Galium andrewsii ssp. andrewsii Andrews' bedstraw, Phlox leaved bedstraw
native
Perennial herb 
2018 Gary McDonald
2018 Gary McDonald
2018 Gary McDonald
|
|
Galium aparine Cleavers, Common bedstraw, Goose grass
native
Annual herb 
2020 Ron Vanderhoff
2005 Steve Matson
2020 Ron Vanderhoff
|
|
Galium californicum ssp. californicum California bedstraw
native
Perennial herb 
2018 Ken Hickman
2017 Ken Hickman
2015 James Gonsman
|
|
Galium porrigens var. porrigens Climbing bedstraw, Graceful bedstraw, Oval leaved bedstraw
native
Vine, Shrub 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2022 Julia Larke
|
|
Gamochaeta ustulata Featherweed
native
Perennial herb 
2019 Gary McDonald
2021 Zoya Akulova-Barlow
2019 Gary McDonald
|
|
Garrya elliptica Coast silk tassel, Coast silktassel, Silk tassel bush or quinine bush
native
Tree, Shrub 
2004 Michael Charters
2020 John Rawlings
2020 Eliezer Margolis
|
|
Gastridium phleoides Nit grass
non-native
Annual grass 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2017 Gary McDonald
|
|
Genista monspessulana French broom
• invasive non-native
Shrub 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2021 Michelle Karle
|
|
Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium
• invasive non-native
Annual herb 
2021 Al Keuter
2023 Ron Vanderhoff
2014 Bryan Derr
|
|
Gilia achilleifolia ssp. achilleifolia California gilia
native
Annual herb 
2021 Helen Hancock
2022 R.A. Chasey
2021 Mary Conway
|
|
Grindelia hirsutula Gumweed, Hairy gumweed
native
Perennial herb 
2021 R.A. Chasey
2020 R.A. Chasey
2015 Ken Lunders
|
|
Hainardia cylindrica Barbgrass, Monerma, Thin tail
non-native
Annual grass 
2022 Denise Defreese
2009 Neal Kramer
2009 Neal Kramer
|
|
Hazardia squarrosa var. grindelioides Gum plant goldenbush, Saw toothed goldenbush, Sawtooth bristleweed
native
Shrub 
2019 Ron Vanderhoff
2023 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Hazardia squarrosa var. squarrosa Saw toothed goldenbush, Sawtooth goldenbush
native
Shrub 
2021 Mike Russler
2021 Mary Conway
2021 Mary Conway
|
|
Hedypnois rhagadioloides Crete weed
non-native
Annual herb 
2012 Michael Perlmutter
2022 Steve Matson
2022 Steve Matson
|
|
Helenium bigelovii Bigelow's sneezeweed, Sneezeweed
native
Perennial herb 
2020 Rebecca Schoenenberger
2019 Bryant Baker
2019 Bob Sweatt
|
|
Helenium puberulum Rosilla, Sneezeweed
native
Perennial herb 
2021 Mike Russler
2019 Patrick Furtado
2018 Rachelle Gray
|
|
Helminthotheca echioides Bristly ox-tongue
• invasive non-native
Annual, Perennial herb 
2016 Hayley Ross
2019 Rachelle Gray
2012 Elizabeth Brusati
|
|
Hemizonia congesta ssp. luzulifolia Hayfield tarweed, Woodrush tarweed
native
Annual herb 
2013 Arcangelo Wessells
2022 R.A. Chasey
2022 R.A. Chasey
|
|
Hesperevax sparsiflora var. sparsiflora Erect dwarf cudweed, Few flowered evax
native
Annual herb 
2020 Stacie Wolny
2020 R.A. Chasey
2022 R.A. Chasey
|
|
Hesperolinon micranthum Common dwarf flax, Small flower western flax, Small flowered dwarf flax
native
Annual herb 
2020 David Greenberger
2023 R.A. Chasey
2021 R.A. Chasey
|
|
Hesperoyucca whipplei Chaparral yucca
native
Shrub 
Geoff Burleigh
2023 Jordan Collins
2020 Julia Markey
|
|
Heteranthemis viscidihirta Sand chrysanthemum
non-native
Annual herb  2012 Zoya Akulova
 2015 Richard Spellenberg
 2012 Zoya Akulova
|
|
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
|
|
Hirschfeldia incana Mediterranean hoary mustard, Short podded mustard, Summer mustard
• invasive non-native
Perennial herb 
2017 Gary McDonald
2017 Gary McDonald
2022 Ron Vanderhoff
|
|
Hoita orbicularis Creeping leather root, Round leaved psoralea, Roundleaf leather root
native
Perennial herb 
2015 Tim Miller
2018 Hunter Breck
2019 Shane Hanofee
|
|
Holodiscus discolor Cream bush, Ocean spray, Oceanspray
native
Shrub 
2017 Steve Matson
2017 Steve Matson
2022 Steve Matson
|
|
Hordeum brachyantherum ssp. brachyantherum Meadow barley
native
Perennial grass 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Hordeum marinum subsp gussoneanum Small Tree-Mallow
|
|
Hordeum murinum ssp. leporinum Farmer's foxtail, Foxtail barley, Hare barley
non-native
Annual grass 
2022 Ron Vanderhoff
2021 Al Keuter
2021 Ron Vanderhoff
|
|
Hypochaeris glabra Smooth cat's ear
• invasive non-native
Annual herb 
2020 Ron Vanderhoff
2017 Gary McDonald
2019 Ron Vanderhoff
|
|
Hypochaeris radicata Hairy cats ear, Hairy catsear, Rough cat's ear
• invasive non-native
Perennial herb 
2024 Ron Vanderhoff
2017 Gary McDonald
2016 Michael Mitchell
|
|
Isolepis cernua Low bulrush
native
Annual grasslike herb 
2021 R.A. Chasey
2023 R.A. Chasey
2018 Ron Vanderhoff
|
|
Juglans hindsii Northern california black walnut
• rare native
Tree 
2016 Steve Matson
2016 Steve Matson
2018 Ron Vanderhoff
|
|
Juncus effusus ssp. pacificus Pacific rush
native
Perennial grasslike herb 
2009 Toni Corelli
2021 R.A. Chasey
2021 John Rawlings
|
|
Juncus patens Common rush, Spreading rush
native
Perennial grasslike herb 
2022 R.A. Chasey
2022 R.A. Chasey
2018 Emily Allen
|
|
Keckiella cordifolia Climbing penstemon, Heart leaved keckiella, Heartleaf keckiella
native
Shrub 
2020 Ron Vanderhoff
2022 Bryant Baker
2022 Bryant Baker
|
|
Koeleria macrantha June grass, Prairie junegrass
native
Perennial grass 
2023 Helen Hancock
2015 Steve Matson
2015 Steve Matson
|
|
Lactuca saligna Narrow leaved wild lettuce, Willow lettuce, Willowleaf lettuce
non-native
Annual herb 
2021 Don Hollander
2019 Stacie Wolny
2021 Don Hollander
|
|
Lactuca serriola Prickly lettuce, Prickly wild lettuce
• invasive non-native
Annual herb 
2017 Gary McDonald
2017 Gary McDonald
2017 Gary McDonald
|
|
Lagophylla ramosissima Branched lagophylla, Common hareleaf
native
Annual herb 
2019 Diane Etchison
2021 Dee Shea Himes
2020 Ken Hickman
|
|
Lasthenia gracilis Needle goldfields
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
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
2019 Ron Vanderhoff
|
|
Leontodon saxatilis Hawkbit
non-native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2023 Alaine Arslan
|
|
Lepechinia calycina White pitcher sage, Woodbalm, pitcher sage
native
Shrub 
2020 Janice Kuch
2021 Ryan Carle
2023 Mike Russler
|
|
Lepidium nitidum Peppergrass, Shining pepper grass, Shining pepperweed
native
Annual herb 
2021 Steve Matson
2016 Steve Matson
2021 Steve Matson
|
|
Lepidium strictum Peppergrass, Prostrate pepper grass, Upright pepperweed
native
Annual herb 
2022 Ron Vanderhoff
2022 Jim Xerogeanes
2022 Ron Vanderhoff
|
|
Lepidospartum squamatum California broomsage, California broomshrub, Scale broom
native
Shrub 
2021 Mike Russler
2021 David Wolfson
2021 Mike Russler
|
|
Lilium pardalinum ssp. pardalinum Leopard lily
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Lithophragma affine Common woodland star, San francisco woodland star, Woodland star
native
Perennial herb 
2018 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Lithophragma heterophyllum Hill star, Hillside woodland star
native
Perennial herb 
2019 David Greenberger
2019 David Magney
2018 Ken Lunders
|
|
Logfia gallica Narrowleaf cottonrose
non-native
Annual herb 
2017 Barbara Boethling
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Lomatium caruifolium var. caruifolium Alkali desertparsley, Caraway leaved lomatium
native
Perennial herb 
2014 Steve Matson
2022 Dianne Lake
2014 Steve Matson
|
|
Lomatium dasycarpum ssp. dasycarpum Woolly fruited lomatium, Woollyfruit desertparsley
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Lomatium parvifolium Coastal biscuitroot, Small leaved lomatium
• rare native
Perennial herb 
2020 David Greenberger
2023 Mike Russler
2021 Patrick Furtado
|
|
Lonicera hispidula Pink honeysuckle
native
Vine, Shrub 
2019 Stacie Wolny
2019 Stacie Wolny
2021 Bryant Baker
|
|
Lotus corniculatus Bird's foot trefoil, Birdfoot deervetch, Broadleaf birdsfoot trefoil
• invasive non-native
Perennial herb 
2005 Steve Matson
2014 Steve Matson
2014 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 
2024 Mike Russler
2023 Neil Uelman
2019 Ron Vanderhoff
|
|
Lupinus latifolius var. latifolius Broad leaf lupine
native
Perennial herb 
2021 John Rawlings
2020 Paul Aigner
2021 Steve Matson
|
|
Lupinus microcarpus var. densiflorus Chick lupine, Dense flowered platycarpos, Whitewhorl lupine
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Lupinus succulentus Arroyo lupine, Hollowleaf annual lupine, Succulent lupine
native
Annual herb 
2023 Andy Ford
2018 Stacie Wolny
2018 Stacie Wolny
|
|
Lysimachia arvensis Scarlet pimpernel
non-native
Annual herb 
2017 B.J. Dion
2022 Chris McDonald
2023 Ron Vanderhoff
|
|
Lysimachia latifolia Pacific starflower
native
Perennial herb 
2021 Lisa Berry
2014 James Gonsman
2008 Steve Matson
|
|
Lythrum hyssopifolia Hyssop loosestrife
• invasive non-native
Annual, Perennial herb 
2019 Diane Etchison
2021 Cynthia Powell
2020 Ron Vanderhoff
|
|
Madia exigua Little tarweed, Meager tarweed, Small tarweed
native
Annual herb 
2023 Dianne Lake
2023 Ron Vanderhoff
2021 Helen Hancock
|
|
Madia gracilis Grassy tarweed, Gumweed madia, Slender tarweed
native
Annual herb 
2022 Mike Russler
2021 Amber Bedgood
2019 Ron Vanderhoff
|
|
Madia sativa Chile tarweed, Coast tarweed, Coastal tarweed
native
Annual herb 
2013 Ron Vanderhoff
2021 David Wolfson
2021 Zoya Akulova-Barlow
|
|
Mahonia pinnata ssp. pinnata California barberry, Coast barberry, Shiny leaf barberry
native
Shrub 
2022 Alice Cummings
2021 Ron Vanderhoff
2021 R.A. Chasey
|
|
Maianthemum stellatum Starry false lily of the valley
native
Perennial herb 
2021 Cyril Guyot
2003 Steve Matson
2020 Susan McDougall
|
|
Marah fabacea California man-root
native
Perennial herb, Vine 
2018 Gary McDonald
2018 MCOSD EDRR
2021 Cyril Guyot
|
|
Matricaria discoidea Pineapple weed
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2018 Stacie Wolny
|
|
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
|
|
Melica torreyana Torrey melic, Torrey's melica, Torrey's melicgrass
native
Perennial grass 
2021 Toni Corelli
2019 John Rawlings
2017 MCOSD Restoration Crew
|
|
Melilotus indicus Annual yellow sweetclover, Sourclover
non-native
Annual herb 
2019 Randy Huey
2019 Randy Huey
2017 Rosalie Benitez
|
|
Mentha suaveolens Apple mint
non-native
Perennial herb 
2018 George Butterworth
2021 Ron Vanderhoff
2018 George Butterworth
|
|
Micranthes californica Greene's saxifrage
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Microseris douglasii ssp. douglasii Douglas' microseris, Douglas' silverpuffs
native
Annual herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Monardella palmeri Palmer's monardella
• rare native
Perennial herb (rhizomatous)  2001 CDFA
 2012 Chris Winchell
 2012 Chris Winchell
|
|
Monardella villosa ssp. obispoensis San luis obispo coyote mint
native
Perennial herb 
2019 David Wolfson
2019 David Wolfson
2020 Dee Shea Himes
|
|
Myoporum laetum Lollypop tree, Ngaio tree
• invasive non-native
Tree, Shrub 
2018 Ron Vanderhoff
2017 James Bailey
2022 Ron Vanderhoff
|
|
Navarretia mellita Honeyscented pincushionplant, Skunk navarretia
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
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 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
|
|
Pellaea andromedifolia Coffee cliffbrake, Coffee fern
native
Fern 
2023 Steve Conger
2021 Steve Matson
2021 Mike Russler
|
|
Pentagramma triangularis ssp. triangularis Gold back fern
native
Fern 
2008 Steve Matson
2008 Steve Matson
2019 Gary McDonald
|
|
Perideridia kelloggii Kellogg's yampah, Yampah
native
Perennial herb 
2022 Suzanne L. Weakley
2023 Ryan O'Dell
2022 R.A. Chasey
|
|
Phacelia distans Common phacelia, Distant phacelia, Wild heliotrope
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2022 Ron Vanderhoff
|
|
Phacelia imbricata ssp. imbricata Imbricate Phacelia
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Phalaris aquatica Bulbous canarygrass, Harding grass
• invasive non-native
Perennial grass 
2018 Thomas Reyes
2021 Lenihan Mazur
2022 Lenihan Mazur
|
|
Phalaris californica California canarygrass, Canarygrass
native
Perennial grass 
2021 Dan Quinn
2017 Toni Corelli
2018 Brian Charles
|
|
Phoenix canariensis Canary island date palm
• invasive non-native
Tree 
2020 Ron Vanderhoff
2022 Ron Vanderhoff
2021 James Bailey
|
|
Pickeringia montana var. montana Montana chaparral pea
native
Shrub 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Pinus coulteri Big cone pine, Bull pine, Coulter pine
native
Tree 
2015 Michelle Cloud Hughes
2019 Bryant Baker
2020 Diane Etchison
|
|
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
|
|
Platanus racemosa California sycamore, Western sycamore
native
Tree 
2021 Ron Vanderhoff
2018 Ron Vanderhoff
2019 Rachelle Gray
|
|
Platystemon californicus Cream cups, Creamcups
native
Annual herb 
2019 Diane Etchison
2022 John L. Thompson
2022 John L. Thompson
|
|
Plectritis congesta ssp. brachystemon Shortspur seablush
native
Annual herb 
2023 Catherine Chang
2005 Steve Matson
2018 Gail Johnson
|
|
Pogogyne douglasii Douglas' mesamint, Douglas' pogogyne
native
Annual herb 
2022 Steve Matson
2016 Ray Gill
2022 Ramona Robison
|
|
Pogogyne serpylloides Thyme leaf mesa mint, Thymeleaf mesamint
native
Annual herb 
2020 Stacie Wolny
2022 R.A. Chasey
2020 Stacie Wolny
|
|
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
|
|
Polygonum aviculare ssp. aviculare Prostrate knotweed
non-native
Annual, Perennial herb 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2020 Ron Vanderhoff With Polygonum argyrocoleon LEFT.
|
|
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
|
|
Polypogon monspeliensis Annual beard grass, Rabbitsfoot grass
• invasive non-native
Annual grass 
2008 Steve Matson
2014 Steve Matson
2008 Steve Matson
|
|
Polypogon viridis Water beard grass
non-native
Perennial grass 
2022 Ron Vanderhoff
2021 Ron Vanderhoff
2019 Friends of Five Creeks volunteers
|
|
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
|
|
Poterium sanguisorba var. polygamum Garden burnet
non-native
Perennial herb 
2019 Jennifer Mo
2021 David Wolfson
2018 Cynthia Powell
|
|
Primula clevelandii var. insulare Padre's shooting star
native
Perennial herb 
2006 Steve Matson
2020 Aaron Echols
2023 David Strauch
|
|
Prunus ilicifolia var. ilicifolia Holly leaf cherry, Hollyleaf cherry
native
Tree, Shrub 
2018 David Greenberger
2019 Ron Vanderhoff
2020 James Gonsman
|
|
Pseudognaphalium biolettii Two-color rabbit-tobacco
native
Perennial herb 
2019 David Greenberger
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
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
|
|
Pseudognaphalium ramosissimum Pink cudweed
native
Annual, Biennial herb 
2021 R.A. Chasey
2021 R.A. Chasey
2017 Gary McDonald
|
|
Psilocarphus tenellus Slender woolly marbles, Slender woollyheads
native
Annual herb 
2006 Steve Matson
2006 Steve Matson
2018 Ron Vanderhoff
|
|
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
|
|
Quercus durata var. durata Leather oak
native
Shrub 
2022 Hunter Breck
2020 Charles Russell
2020 R.A. Chasey
|
|
Ranunculus californicus California buttercup
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Rhamnus crocea Redberry buckthorn
native
Shrub 
2011 Michael Mitchell
2022 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Ribes malvaceum var. indecorum White flowering currant, Whiteflower currant
native
Shrub 
2020 Diane Etchison
2020 Diane Etchison
2020 Diane Etchison
|
|
Ribes malvaceum var. malvaceum Chaparral currant
native
Shrub 
2023 R.A. Chasey
2020 Ron Vanderhoff
2023 R.A. Chasey
|
|
Ribes menziesii var. menziesii Canyon gooseberry
native
Shrub 
2018 Rebecca Schoenenberger
2019 Michael Mitchell
2020 Susan McDougall
|
|
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
2020 R.A. Chasey
|
|
Rosa spithamea Ground rose, Sonoma rose
native
Shrub 
2021 David Gowen
1973 Geoff Burleigh
2020 David Krause
|
|
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 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
|
|
Rupertia physodes California tea, Common rupertia, Forest scurfpea
native
Perennial herb 
2023 R.A. Chasey
2023 Steve Conger
2020 R.A. Chasey
|
|
Sabulina douglasii Douglas' Stitchwort
native
Annual herb 
2022 Steve Matson
2019 Stacie Wolny
2021 R.A. Chasey
|
|
Salix breweri Brewer's willow, Serpentine willow
native
Shrub 
2022 Ryan O'Dell
2021 R.A. Chasey
1997 Dean Wm. Taylor
|
|
Salix lasiandra var. lasiandra Pacific willow
native
Tree 
2021 Alice Cummings
2021 Diane Renshaw
2021 Ken Hickman
|
|
Salix lasiolepis Arroyo willow
native
Tree, Shrub 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2020 Steve Matson
|
|
Salvia columbariae Chia sage
native
Annual herb 
2020 Ron Vanderhoff
2022 Mike Russler
2022 Mike Russler
|
|
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 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
|
|
Sanicula hoffmannii Hoffmann's blacksnakeroot, Hoffmann's sanicle, Hoffmann's snakeroot
• rare native
Perennial herb 
2019 Ken Hickman
2015 David Wolfson
2018 Ken Hickman
|
|
Sanicula laciniata Coast sanicle, Coastal blacksnakeroot
native
Perennial herb 
2022 Diane Renshaw
2022 R.A. Chasey
2018 Ken Hickman
|
|
Scandix pecten-veneris Shepherd's needle, Shepherdsneedle, Venus' needle
non-native
Annual herb, Vine 
2006 Steve Matson
2018 Stacie Wolny
2006 Steve Matson
|
|
Scrophularia californica ssp. californica California bee plant, California figwort
native
Perennial herb 
2020 Bob Sweatt
2006 Steve Matson
2019 Cynthia Powell
|
|
Scrophularia californica ssp. floribunda California bee plant, California figwort
native
Perennial herb
2020 Bob Sweatt
2006 Steve Matson
2019 Cynthia Powell
|
|
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
|
|
Sidalcea malviflora ssp. laciniata Dwarf checkerbloom, Laciniate checker mallow
native
Perennial herb (rhizomatous) 
2020 David Greenberger
2021 Maria Stokes
2021 Heather Brady DeQuincy
|
|
Silene gallica Common catchfly, Windmill pink
non-native
Annual herb 
2019 Mary Wloch
2017 Gary McDonald
2019 Gary McDonald
|
|
Silene laciniata ssp. laciniata Cardinal catchfly
native
Perennial herb 
2020 David Greenberger
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Silybum marianum Blessed milkthistle, Milk thistle
• invasive non-native
Annual, Perennial herb 
2020 Nancy Hamlett
2019 Marisa Persaud
2018 Angelique Herman
|
|
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 umbelliferum var. xanti 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
|
|
Soliva sessilis Common soliva, Field burrweed, South american soliva
non-native
Annual herb 
2022 Diana Wahl
2019 Abbot Chambers
2019 Abbot Chambers
|
|
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
|
|
Sorghum bicolor Sorghum
non-native
Annual grass 
2014 Ron Vanderhoff
2021 Keir Morse
2017 Fred Melgert / Carla Hoegen
|
|
Spergula arvensis Corn spurry
non-native
Annual herb 
2019 Diane Etchison
2020 Mary Conway
2022 Cynthia Powell
|
|
Spergularia rubra Purple sand spurry, Red sandspurry, Ruby sandspurry
non-native
Annual, Perennial herb 
2023 Ron Vanderhoff
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Stachys bullata California hedge nettle, California hedgenettle, Southern hedge nettle
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Stachys pycnantha Short spike hedge nettle, Shortspike hedgenettle
native
Perennial herb 
2023 David Wolfson
2019 David Wolfson
2021 Dan Quinn
|
|
Stebbinsoseris heterocarpa Grassland stebbinsoseris
native
Annual herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2017 Diane Etchison
|
|
Stellaria media Chickweed
non-native
Annual herb 
2018 Gary McDonald
2018 Gary McDonald
2015 Diane Etchison
|
|
Stellaria nitens Shining chickweed, Shiny chickweed, Smooth chickweed
native
Annual herb 
2022 Catherine Chang
2022 Catherine Chang
2020 Ken Hickman
|
|
Stephanomeria cichoriacea Chicory leaved stephanomeria, Chicoryleaf wirelettuce, Fort tejon milk aster
native
Perennial herb 
2019 David Greenberger
2012 Ron Vanderhoff
2018 John Game
|
|
Stephanomeria elata Annual mitra, Santa barbara stephanomeria, Santa barbara wirelettuce
native
Annual herb 
2019 David Greenberger
2018 Julian Geoghegan
2021 Helen Hancock
|
|
Stephanomeria exigua ssp. carotifera White plume stephanomeria, Whiteplume wirelettuce
native
Perennial herb 
2018 Mary Conway
2018 Mary Conway
2018 Mary Conway
|
|
Stipa lepida Foothill needle grass
native
Perennial grass 
2017 Gary McDonald
2023 Ron Vanderhoff
2017 Gary McDonald
|
|
Stipa miliacea var. miliacea Smilo grass
• invasive non-native
Perennial grass 
2022 Donald Burk
2009 Keir Morse
2022 Donald Burk
|
|
Stipa pulchra Purple needle grass
native
Perennial grass 
2019 Michelle Karle
2008 Zoya Akulova
2019 Ron Vanderhoff
|
|
Streptanthus glandulosus ssp. glandulosus Bristly jewelflower
native
Annual herb 
2003 Keir Morse
2020 Stacie Wolny
2021 Bryant Baker
|
|
Streptanthus lasiophyllus Small Tree-Mallow
|
|
Symphoricarpos albus var. laevigatus Common snowberry, Upright snowberry
native
Shrub 
2020 Jacob Smith
2020 Jacob Smith
2021 Mike Russler
|
|
Symphoricarpos mollis Creeping snowberry, Trailing snowberry
native
Shrub 
2019 Ron Vanderhoff
2020 Cara Wilcox
2019 Ron Vanderhoff
|
|
Symphyotrichum chilense California aster, Pacific aster
native
Perennial herb 
2020 Suzanne L. Weakley
2013 Arcangelo Wessells
2018 Stacie Wolny
|
|
Symphyotrichum subspicatum Douglas aster
native
Annual herb 
2021 David Wolfson
2021 David Wolfson
2016 Michelle Bosch
|
|
Tanacetum parthenium Feverfew
non-native
Perennial herb 
2015 Ron Vanderhoff
2022 Jennifer Mo
2020 Bob Sweatt
|
|
Taraxacum officinale Common dandelion, Dandelion, Red seeded dandelion
• invasive non-native
Perennial herb 
2021 Ron Vanderhoff
2019 Diane Etchison
2021 Ron Vanderhoff
|
|
Thalictrum fendleri var. polycarpum Fendler's meadow rue, Meadow rue, Torrey's meadow rue
native
Perennial herb 
2017 Thomas Reyes
2019 Patrick Furtado
2020 Diane Etchison
|
|
Thermopsis californica var. californica California goldenbanner
native
Perennial herb (rhizomatous) 
2021 Mike Russler
2015 James Gonsman
2021 Mike Russler
|
|
Torilis arvensis Field hedge parsley, Spreading hedgeparsley, Tall Sock-Destroyer
• invasive non-native
Annual herb 
2019 Ron Vanderhoff
2017 Gary McDonald
2018 Lindsey Hack
|
|
Torilis nodosa Hedge parsley, Knotted hedge parsley, Knotted hedgeparsley
non-native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak
native
Vine, Shrub 
2020 Ron Vanderhoff
2019 Randy Huey
2021 Bryant Baker
|
|
Toxicoscordion fremontii Fremont's star lily, Fremont's death camas
native
Perennial herb 
2020 Bryant Baker
2021 Steve Matson
2020 Karen Swift
|
|
Tragopogon porrifolius Purple salsify
non-native
Perennial herb 
2019 Julie dinsdale
2015 David Wolfson
2020 Martin Cooper
|
|
Trifolium bifidum var. decipiens Notch leaf clover
native
Annual herb 
2022 R.A. Chasey
2022 R.A. Chasey
2021 Cameron Chabre
|
|
Trifolium depauperatum var. truncatum Dwarf sack clover
native
Annual herb 
2021 Ron Vanderhoff
2023 Steven Mills Glascock
2021 Ron Vanderhoff
|
|
Trifolium fucatum Bull clover, Sour clover
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2020 Paul Aigner
|
|
Trifolium hirtum Rose clover
• invasive non-native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
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 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2018 Stacie Wolny
|
|
Triphysaria eriantha ssp. eriantha Butter 'n' eggs, Johnny tuck
native
Annual herb 
2005 Steve Matson
2021 Steve Matson
2008 Steve Matson
|
|
Trisetum canescens Nodding oatgrass, Nodding trisetum, Tall trisetum
native
Perennial grass 
2020 John Rawlings
2011 Steve Matson
2022 Ellen Uhler
|
|
Turritis glabra Tower rockcress
native
Perennial herb 
2021 David Wolfson
2021 Mike Russler
2020 Chico Hiking Association
|
|
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
|
|
Uropappus lindleyi Silver puffs, Uropappus
native
Annual herb 
2019 Zack Abbey
2019 Ron Vanderhoff
2016 Ron Vanderhoff
|
|
Verbena lasiostachys var. lasiostachys Vervain, Western vervain
native
Perennial herb 
2010 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Vicia americana ssp. americana American vetch
native
Perennial herb, Vine 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
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
|
|
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
|
|
Woodwardia fimbriata Chain fern, Giant chain fern, Giant chainfern
native
Fern 
2019 Julie Kierstead Nelson
2020 R.A. Chasey
2020 Julie A. Kierstead
|
|
Zeltnera davyi Davy's centaury
native
Annual herb 
2018 Mary Conway
2022 Irene Rosen
2023 R.A. Chasey
|
