Irish Hills Natural Reserve Irish Hills Natural Reserve San Luis Obispo County, California San Luis Obispo County |
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David Keil / CNPS-SLO (2019-06-09) |
357 PLANTS |
Achillea millefolium Common yarrow
native
Perennial herb ![]() 2020 Bob Sweatt
![]() 2014 James Gonsman
![]() 2018 Gary McDonald
|
Acmispon americanus var. americanus American bird's foot trefoil, Spanish lotus
native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2019 Matt Berger
![]() 2017 David Wolfson
|
Acmispon brachycarpus Short podded lotus
native
Annual herb ![]() 2008 Keir Morse
![]() 2005 Steve Matson
![]() 2013 Jean Pawek
|
Acmispon glaber var. glaber Deerweed
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2016 Susan McDougall
![]() 2020 Ron Vanderhoff
|
Acmispon junceus var. junceus Rush lotus
native
Perennial herb ![]() 2013 Al Keuter
![]() 2016 Neal Kramer
![]() 2006 Adonis (Don) Tate
|
Acmispon strigosus Strigose lotus
native
Annual herb ![]() 2019 Gary McDonald
![]() 2019 Diane Etchison
![]() 2019 Gary McDonald
|
Acmispon wrangelianus Chilean trefoil
native
Annual herb ![]() 2018 Gary McDonald
![]() 2018 Gary McDonald
![]() 2018 Gary McDonald
|
native
Tree, Shrub ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2019 Gary McDonald
|
Adiantum jordanii Adiantum
native
Fern ![]() 2005 George W. Hartwell
![]() 2019 Ron Vanderhoff
![]() 2006 Steve Matson
|
Agoseris grandiflora var. grandiflora Giant mountain dandelion
native
Perennial herb ![]() 2007 Gerald Carr
![]() 2007 Gerald Carr
![]() 2007 Gerald Carr
|
Agrostis pallens Leafy bent grass, Seashore bentgrass, Thingrass
native
Perennial grass ![]() 2012 Vernon Smith
![]() 2009 Robert Steers
![]() 2008 Keir Morse
|
Aira caryophyllea Shiver grass, Silver hairgrass, Silvery hairgrass
invasive non-native
Annual grass ![]() 2004 Carol W. Witham
![]() 2009 Keir Morse
![]() 2010 Zoya Akulova
|
Allium lacunosum var. lacunosum Pitted onion
native
Perennial herb (bulb) ![]() 2011 Steven Perry
![]() 2009 Vernon Smith
![]() 2016 Steve Matson
|
Allium triquetrum Three cornered leek, Threecorner leek, White flowered onion
invasive non-native
Perennial herb (bulb) ![]() 2019 Adam Chasey
![]() 2018 Ken Lunders
![]() 2019 Randy Huey
|
Anthemis cotula Dog fennel, Mayweed, dog fennel, Stinking chamomile
invasive non-native
Annual herb ![]() 2007 Neal Kramer
![]() 2019 Dave Beller
![]() 2017 Diane Etchison
|
Aphanes occidentalis Western lady's mantle
native
Annual, Perennial herb ![]() 2019 Ron Vanderhoff
![]() 2017 Ron Vanderhoff
![]() 2009 Keir Morse
|
Aquilegia eximia Serpentine columbine, Sticky columbine, Van Houtte's columbine
native
Perennial herb ![]() 2018 Stacie Wolny
![]() 2010 Tony Morosco
![]() 2020 Paul Aigner
|
Arctostaphylos obispoensis Bishop manzanita, Serpentine manzanita
![]() 2019 Susan McDougall
![]() 1993 David Graber
![]() 2020 Mike Russler
|
Aristida adscensionis Six weeks three awn, Sixweeks threeawn
native
Annual grass ![]() 2006 James M. Andre
![]() 2006 Trent M. Draper
![]() 2012 Neal Kramer
|
Artemisia californica California sagebrush, Coast sagebrush, Coastal sage brush
native
Shrub ![]() 2019 Aaron Echols
![]() 2018 James Gonsman
![]() 2020 Ron Vanderhoff
|
Artemisia douglasiana California mugwort, Douglas' sagewort
native
Perennial herb ![]() 2018 Stacie Wolny
![]() 2017 Alison Sheehey
![]() 2016 Glen Schneider
|
Asclepias fascicularis whorled milkweed, Narrow leaf milkweed
native
Perennial herb ![]() 2018 Ron Vanderhoff
![]() 2017 Gary McDonald
![]() 2019 Ron Vanderhoff
|
Astragalus curtipes Morro milkvetch, San luis obispo milkvetch, South coast milk vetch
native
Perennial herb ![]() 2010 Gary A. Monroe
![]() 2010 Gary A. Monroe
![]() 2012 Larry Blakely
|
Astragalus gambelianus Dwarf loco weed, Gambel's dwarf milk vetch, Gambel's locoweed
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Avena barbata Slender oat, Slim oat
invasive non-native
Annual grass ![]() 2004 Carol W. Witham
![]() 2009 Keir Morse
![]() 2002 James B. Gratiot
|
Avena fatua Wild oat, Wildoat
invasive non-native
Annual grass ![]() 2008 Keir Morse
![]() 2002 James B. Gratiot
![]() 2008 Zoya Akulova
|
Baccharis pilularis Coyote brush, Dwarf chaparral broom
native
Shrub ![]() 2018 Cynthia Powell
![]() 2020 Alina Nuebel
![]() 2019 Talila Golan
|
Baccharis salicifolia Mule fat., seep willow, Mule's fat, Mulefat
native
Shrub ![]() 2009 Neal Kramer
![]() 2015 Jesse Rorabaugh
![]() 2018 Ron Vanderhoff
|
Bloomeria crocea var. aurea Common goldenstar
native
Perennial herb ![]() 2019 David Greenberger
![]() 2012 Gary McDonald
![]() 2014 Gary McDonald
|
Brachypodium hybridum
|
Brassica nigra Black mustard
invasive non-native
Annual herb ![]() 2011 Jorg & Mimi Fleige
![]() 2019 Ron Vanderhoff
![]() 2019 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
|
Bromus carinatus var. carinatus California brome, Mountain brome
native
Perennial grass ![]() 2016 Richard Chasey
![]() 2013 Jean Pawek
![]() 2010 Neal Kramer
|
Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass
invasive non-native
Annual grass ![]() 2009 Neal Kramer
![]() 1995 Saint Mary's College of California
![]() 2020 Julie A. Kierstead
|
Bromus hordeaceus Soft brome, Soft chess
invasive non-native
Annual grass ![]() 2006 Brent Miller
![]() 2018 Gary McDonald
![]() 2018 Gary McDonald
|
Bromus laevipes Chinook brome, Narrow flowered brome, Woodland brome
native
Perennial grass ![]() 2008 Keir Morse
![]() 2010 Robert Steers/NPS
![]() 2012 Jake Ruygt
|
Bromus madritensis Foxtail chess, foxtail brome, Madrid brome, Spanish brome
non-native
Annual grass ![]() 2009 Keir Morse
![]() 2009 Barry Rice
![]() 2005 Steve Matson
|
Bromus pseudolaevipes Coast range brome, Southern chinook brome
native
Perennial grass ![]() 2017 Dean Wm. Taylor
![]() 2017 Dean Wm. Taylor
![]() 2019 Ron Vanderhoff
|
Bromus rubens Red brome
invasive non-native
Annual grass ![]() 2015 Chris Jaster
![]() 2015 jamie smith
![]() 2018 Gary McDonald
|
Bromus sterilis Poverty brome, Sterile brome
non-native
Annual grass ![]() 2008 Keir Morse
![]() 2008 Keir Morse
![]() 2005 Steve Matson
|
Calandrinia menziesii red maids, Calandrinia
native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2020 Bob Sweatt
![]() 2019 Ron Vanderhoff
|
Calochortus albus White fairy lantern, White globe lily
native
Perennial herb ![]() 2019 David Greenberger
![]() 2020 Tina Curiel
![]() 2019 Cynthia Powell
|
Calochortus argillosus Clay mariposa lily
native
Perennial herb (bulb) ![]() 2018 Gary McDonald
![]() 2018 Gary McDonald
![]() 2016 Daniel Neal
|
Calochortus clavatus var. clavatus Club haired mariposa lily, Clubhair mariposa lily
![]() 2020 David Wolfson
![]() 2011 Chris Winchell
![]() 2019 Marisa Persaud
|
Calochortus obispoensis San luis mariposa lily
![]() 2016 Daniel Neal
![]() 2018 Margarita Orlova
![]() 2015 David Wolfson
|
Calystegia macrostegia ssp. cyclostegia Coast morning glory, Island false bindweed
native
Perennial herb, Vine ![]() 2013 Zoya Akulova
![]() 2014 Wynn Anderson
![]() 2020 James Gonsman
|
Calystegia subacaulis ssp. episcopalis Cambria morning glory, San luis obispo county morning glory
![]() 2020 David Wolfson
![]() 2011 Aaron E. Sims
![]() 2003 Yulan Tong
|
Cardamine californica Bitter cress, California toothwort
native
Perennial herb ![]() 2019 Ron Vanderhoff
![]() 2018 Lynn Sweet
![]() 2019 Ron Vanderhoff
|
Cardamine hirsuta Hairy bitter cress, Hairy bittercress
non-native
Annual herb ![]() 2007 Dr. Amadej Trnkoczy
![]() 2008 Gary McDonald
![]() 2005 Luigi Rignanese
|
Cardamine oligosperma Bitter cress, Idaho bittercress
native
Annual, Perennial herb ![]() 2019 Chico Hiking Association
![]() 2013 Emily Wong
![]() 2013 Ron Wolf
|
Carduus pycnocephalus Italian thistle
invasive non-native
Annual herb ![]() 2019 Gary McDonald
![]() 2008 Zoya Akulova
![]() 2006 Chris Wagner, SBNF
|
Carex nudata Dudley's sedge, Naked sedge, Torrent sedge
native
Perennial grasslike herb ![]() 2002 Dean Wm. Taylor
![]() 2008 Keir Morse
![]() 2004 Julie Kierstead Nelson
|
Carex obispoensis San Luis Obispo sedge, San Luis sedge
![]() 2006 Steve Matson
![]() 2010 Chris Winchell
![]() 2006 Steve Matson
|
Carex serratodens Bifid sedge, Two tooth sedge
native
Perennial grasslike herb ![]() 2020 Sara Timby
![]() 2009 Neal Kramer
![]() 2008 Keir Morse
|
Carthamus lanatus Woolly distaff thistle
invasive non-native
Annual herb ![]() 2019 Lenihan Mazur
![]() 2019 Danielle Carney
![]() 2008 Eric Wrubel
|
Castilleja affinis ssp. affinis Coast indian paintbrush
native
Perennial herb ![]() 2020 Mary Conway
![]() 2018 Ron Vanderhoff
![]() 2018 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
|
Castilleja minor ssp. spiralis Lesser indian paintbrush, Lesser paintbrush
native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2017 Diane Etchison
![]() 2017 Adam Chasey
|
Ceanothus cuneatus var. ramulosus Buck brush
native
Shrub ![]() 2019 Susan McDougall
![]() 2014 Robert Sikora
![]() 2019 Susan McDougall
|
Ceanothus oliganthus var. sorediatus Jim brush
native
Shrub ![]() 2013 Vernon Smith
![]() 2009 Barry Breckling
![]() 2019 Susan McDougall
|
Ceanothus spinosus Greenbark ceanothus, Redheart
native
Tree, Shrub ![]() 2018 Ron Vanderhoff
![]() 2012 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Cenchrus clandestinus Kikuyu grass, Kikuyugrass
invasive non-native
Perennial grass ![]() 2019 Cynthia Powell
![]() 2008 Neal Kramer
![]() 2017 Nick Graver
|
Cenchrus setaceus
|
Centaurea calcitrapa Purple star thistle, Red star thistle
invasive non-native
Annual, Perennial herb ![]() 2005 Luigi Rignanese
![]() 2019 MCOSD EDRR
![]() 2019 Danielle Carney
|
Centaurea melitensis Maltese star thistle, Napa star thistle, Tocalote
invasive non-native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2012 Gary McDonald
![]() 2019 Arlee Montalvo
|
Centaurea solstitialis Barnaby's thistle, Yellow star thistle
invasive non-native
Annual herb ![]() 2004 Carol W. Witham
![]() 2019 Arlee Montalvo
![]() 2020 Cynthia Powell
|
Cerastium glomeratum Large mouse ears, Mouseear chickweed, Sticky chickweed
non-native
Annual herb ![]() 2019 Diane Etchison
![]() 2015 Chris Jaster
![]() 2009 Barry Breckling
|
Chlorogalum pomeridianum var. pomeridianum Common soaproot, Wavyleaf soap plant
native
Perennial herb ![]() 2015 Sharon King & Randy Aeschliman
![]() 2003 George Jackson
![]() 2018 Karen Scheuermann
|
Chondrilla juncea Hogbite, Skeleton weed
invasive non-native
Perennial herb ![]() 2019 Aaron Echols
![]() 2017 Amanda Weiss
![]() 2015 John L. Thompson
|
Chorizanthe breweri Brewer's spineflower, San luis obispo spineflower
![]() 2016 Aaron Schusteff
![]() 2008 Aaron Schusteff
![]() 2016 Aaron Schusteff
|
Cichorium intybus Chicory
non-native
Perennial herb ![]() 2019 Diane Etchison
![]() 2020 Bob Sweatt
![]() 2020 Bob Sweatt
|
Cirsium fontinale var. obispoense Chorro creek bog thistle
![]() 2017 Cindy Roessler
![]() 2015 David Wolfson
![]() 2012 Lynn Robertson
|
Cirsium vulgare Bull thistle
invasive non-native
Perennial herb ![]() 2005 Christopher L. Christie
![]() 2019 Gustavo Vasquez
![]() 2019 Ron Vanderhoff
|
Clarkia affinis Chaparral clarkia, Chaparral fairyfan
native
Annual herb ![]() 2020 Steve Laymon
![]() 2019 Ken Hickman
![]() 2009 Keir Morse
|
Clarkia bottae Lewis' clarkia, Lewis's clarkia
![]() 2011 Katie Swanson
![]() 2016 Dean Wm. Taylor
![]() 2020 Mary Conway
|
Claytonia exigua ssp. exigua Little spring beauty, Serpentine springbeauty, Viridis
native
Annual herb ![]() 2020 Ken Lunders
![]() 2021 Zoya Akulova-Barlow
![]() 2003 James B. Gratiot
|
Claytonia parviflora ssp. parviflora Narrow leaved miner's lettuce, Streambank springbeauty, Utah miner s lettuce
native
Annual herb ![]() 2017 Gary McDonald
![]() 2017 Gary McDonald
![]() 2017 Gary McDonald
|
Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce
native
Annual herb ![]() 2018 Ken Lunders
![]() 2019 Chico Hiking Association
![]() 2019 Gary McDonald
|
Clematis ligusticifolia Creek clematis, Western virgin's bower, Western white clematis
native
Perennial herb, Vine ![]() 2018 Diane Etchison
![]() 2020 Emily Sluiman
![]() 2009 Neal Kramer
|
Clinopodium douglasii Yerba buena
native
Perennial herb ![]() 2019 Gary McDonald
![]() 2012 Gary McDonald
![]() 2012 Gary McDonald
|
Collinsia heterophylla Purple chinese houses
native
Annual herb ![]() 2019 Jacob Smith
![]() 2019 David Greenberger
![]() 2019 Jacob Smith
|
Conium maculatum Poison hemlock
invasive non-native
Perennial herb ![]() 2008 Keir Morse
![]() 2013 Toni Corelli
![]() 2019 Ron Vanderhoff
|
Convolvulus arvensis Field bindweed, Orchard morningglory
invasive non-native
Perennial herb, Vine ![]() 2005 Steve Matson
![]() 2018 Troy Dean Torres
![]() 2019 Ron Vanderhoff
|
Cordylanthus rigidus ssp. rigidus Rigid bird's beak, Stiffbranch bird's beak
native
Annual herb ![]() 2009 Keir Morse
![]() 2013 Neal Kramer
![]() 2019 R.A. Chasey
|
Corethrogyne filaginifolia Common sandaster
native
Perennial herb ![]() 2018 Ron Vanderhoff
![]() 2019 Bonnie Nickel
![]() 2019 stephen rosenthal
|
Cortaderia jubata Pampas grass, Purple pampas grass
invasive non-native
Perennial grass ![]() 2008 Neal Kramer
![]() 2001 Tony Morosco
![]() 2017 Lynn Overtree
|
Cotula australis Australian brass buttons, Australian cotula, Australian waterbuttons
non-native
Annual herb ![]() 2011 Neal Kramer
![]() 2014 Keir Morse
![]() 2020 Ron Vanderhoff
|
Crassula connata Pigmy weed, Sand pygmy weed, Sand pygmyweed
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Cryptantha clevelandii var. florosa Coastal cryptantha
native
Annual herb ![]() 2011 Steve Matson
![]() 2020 Ryan Carle
![]() 2011 Steve Matson
|
Cuscuta subinclusa Canyon dodder
native
Annual herb, Vine (parasitic) ![]() 2008 Neal Kramer
![]() 2003 Michelle Cloud-Hughes
![]() 2017 Trevor Schalla
|
Cynodon dactylon Bermuda grass, Bermudagrass
invasive non-native
Perennial grass ![]() 2008 Keir Morse
![]() 2008 Keir Morse
![]() 2008 Zoya Akulova
|
Cynosurus echinatus Annual dogtail, Bristly dogstail grass, Dogtail grass
invasive non-native
Annual grass ![]() 2009 Barry Rice
![]() 2007 Neal Kramer
![]() 2019 Gary McDonald
|
Cyperus eragrostis Tall cyperus, Tall flatsedge
native
Perennial grasslike herb ![]() 2016 Joan Hampton
![]() 2017 Gary McDonald
![]() 2012 Neal Kramer
|
Dactylis glomerata Orchard grass, Orchardgrass
invasive non-native
Perennial grass ![]() 2005 Louis-M. Landry
![]() 2003 Steve Matson
![]() 2018 Kyndal Olin
|
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
![]() 2014 Gary McDonald
![]() 2014 Gary McDonald
|
Deinandra fasciculata Clustered tarweed
native
Annual herb ![]() 2013 Keir Morse
![]() 2003 Michael Charters
![]() 2017 Steve Matson
|
Delphinium parryi ssp. eastwoodiae Eastwood's larkspur
![]() 2003 Yulan Tong
![]() 2012 CNPS, San Luis Obispo Chapter
![]() 2012 CNPS, San Luis Obispo Chapter
|
Dendromecon rigida Bush poppy, Tree poppy
native
Shrub ![]() 2019 Eliezer Margolis
![]() 2018 Hunter Breck
![]() 2019 Hannah Garcia
|
Diplacus aurantiacus var. aurantiacus Sticky monkeyflower
native
Shrub ![]() 2019 Gary McDonald
![]() 2019 Stacie Wolny
![]() 2020 Ron Vanderhoff
|
Dipsacus sativus Fuller's teasel, Indian teasel
invasive non-native
Biennial herb ![]() 2019 Thomas Reyes
![]() 2018 Angelique Herman
![]() 2009 Barry Breckling
|
native
![]() 2008 Steve Matson
![]() 2016 Steve Matson
![]() 2008 Steve Matson
|
Drymocallis glandulosa var. glandulosa Sticky cinquefoil
native
Perennial herb ![]() 2014 Neal Kramer
![]() 2009 Barry Breckling
![]() 2009 Keir Morse
|
Dryopteris arguta California wood fern, Coastal wood fern, Shield fern
native
Fern ![]() 2019 Ron Vanderhoff
![]() 2004 Brent Miller
![]() 2019 Rebecca Crowe
|
Dudleya abramsii ssp. murina San Luis Obispo dudleya
![]() 2012 Terrence Gosliner
![]() 2019 David Greenberger
![]() 2011 Chris Winchell
|
Dudleya blochmaniae ssp. blochmaniae Blochman's dudleya, Blochman's liveforever
![]() 2019 David Greenberger
![]() 2020 Steven M Norris
![]() 2011 Aaron E. Sims
|
Dudleya lanceolata Lanceleaf liveforever, Southern california dudleya
native
Perennial herb ![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Ehrharta calycina Perennial veldt grass, Perennial veldtgrass
invasive non-native
Perennial grass ![]() 2013 Dale Ritenour
![]() 2019 Ron Vanderhoff
![]() 2014 Neal Kramer
|
Eleocharis macrostachya Common spikerush, Creeping spike rush, Pale spikerush
native
Perennial grasslike herb ![]() 2004 Carol W. Witham
![]() 2001 John Game
![]() 2003 Steve Matson
|
Elymus condensatus Giant wild rye
native
Perennial grass ![]() 2011 Neal Kramer
![]() 2010 Michael O'Brien
![]() 2006 Adonis (Don) Tate
|
Elymus glaucus ssp. glaucus Blue wild rye, Blue wildrye, Western rye grass
native
Perennial grass ![]() 2009 Keir Morse
![]() 2008 Keir Morse
![]() 2008 Keir Morse
|
Elymus multisetus Big squirreltail grass
native
Perennial grass ![]() 2006 Tom Annese
![]() 2016 Ron Vanderhoff
![]() 2006 Tom Annese
|
Elymus triticoides Beardless wild rye
native
Perennial grass ![]() 2018 Rachelle Gray
![]() 2018 Rachelle Gray
![]() 2018 Ron Vanderhoff
|
Epilobium brachycarpum Annual fireweed, Autumn willowweed, Panicled willow herb
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2019 Bob Sweatt
![]() 2020 Ron Vanderhoff
|
Epilobium canum ssp. canum California fuchsia, Hummingbird trumpet
native
Perennial herb ![]() 2018 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
![]() 2007 Neal Kramer
|
Epilobium ciliatum ssp. ciliatum Fringed willowherb, Northern willow herb, Willow herb
native
Perennial herb ![]() 2017 Gary McDonald
![]() 2019 Ron Vanderhoff
![]() 2019 Gary McDonald
|
Epilobium minutum Chaparral willowherb, Desert willow herb, Little willowherb
native
Annual herb ![]() 2009 Keir Morse
![]() 2019 Julian Geoghegan
![]() 2015 Chris Jaster
|
Epipactis gigantea Giant helleborine, Stream orchid, Stream orchis
native
Perennial herb ![]() 2019 Doug Zimmerman
![]() 2019 Ron Vanderhoff
![]() 2018 Anna Sereno
|
Erigeron canadensis Canada horseweed
native
Annual herb ![]() 2017 Gary McDonald
![]() 2020 Ken Lunders
![]() 2018 Matthew Chaney
|
Erigeron foliosus var. foliosus Leafy fleabane, Thread stemmed fleabane
native
Perennial herb, Shrub ![]() 2011 Dean Wm. Taylor, Ph.D.
![]() 2007 Neal Kramer
![]() 2014 Steve Matson
|
Eriogonum elongatum var. elongatum Long stemmed buckwheat
native
Perennial herb ![]() 2017 Ron Vanderhoff
![]() 2019 Aaron Echols
![]() 2009 Keir Morse
|
Eriogonum parvifolium Dune eriogonum, Sea cliff buckwheat, Seacliff buckwheat
native
Shrub ![]() 2019 Joerg Lohse
![]() 2018 Ron Vanderhoff
![]() 2013 Neal Kramer
|
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 ![]() 2014 Bryan Derr
![]() 2012 Neal Kramer
![]() 2014 Keir Morse
|
Erodium cicutarium Coastal heron's bill, Red stemmed filaree, Redstem stork's bill
invasive non-native
Annual herb ![]() 2016 Keir Morse
![]() 2020 Julia Markey
![]() 2019 Diane Etchison
|
Erodium moschatum Musky stork's bill, White stemmed filaree, Whitestem filaree
invasive non-native
Annual herb ![]() 2012 Neal Kramer
![]() 2018 Ron Vanderhoff
![]() 2007 Luigi Rignanese
|
Erythranthe guttata Yellow monkey flower
native
Annual, Perennial herb (rhizomatous) ![]() 2019 Stacie Wolny
![]() 2019 Chico Hiking Association
![]() 2015 James Gonsman
|
Eschscholzia caespitosa Foothill poppy, Tufted eschscholzia, Tufted poppy
native
Annual herb ![]() 2009 Keir Morse
![]() 2009 Keir Morse
![]() 2020 Evan MacKinnon
|
Eschscholzia californica California poppy
native
Annual, Perennial herb ![]() 2021 Ron Vanderhoff
![]() 2020 Amy Rapport
![]() 2009 Barry Rice
|
Eucalyptus globulus Blue gum, Tasmanian bluegum
invasive non-native
Tree ![]() 2013 Zoya Akulova
![]() 2008 Neal Kramer
![]() 2017 Zoya Akulova
|
Euphorbia peplus Petty spurge
non-native
Annual herb ![]() 2010 Neal Kramer
![]() 2006 Steve Matson
![]() 2005 Luigi Rignanese
|
Euphorbia serpillifolia ssp. hirtula Hairy thyme leafed spurge
native
Annual, Perennial herb ![]() © 2008 Keir Morse
![]() 2012 Aaron Schusteff
![]() 2008 Keir Morse
|
Euphorbia spathulata Reticulate seeded spurge, Warty spurge
native
Annual herb ![]() 2014 Neal Kramer
![]() 2015 John Doyen
![]() 2008 Keir Morse
|
Eurybia radulina Roughleaf aster
native
Perennial herb ![]() 2020 Belinda Lo
![]() 2008 Keir Morse
![]() 2020 Belinda Lo
|
Festuca bromoides Brome fescue
non-native
Annual grass ![]() 2008 Keir Morse
![]() 2012 Aaron Arthur
![]() 2012 Robert Steers/NPS
|
Festuca californica California fescue
native
Perennial grass ![]() 2019 Justin Luong
![]() 2008 Keir Morse
![]() 2012 Aaron Arthur
|
Festuca microstachys Small fescue
native
Annual grass ![]() 2008 Keir Morse
![]() 2002 Dean Wm. Taylor
![]() 2011 Steve Matson
|
Festuca myuros Rattail sixweeks grass
invasive non-native
Annual grass ![]() 2015 Gary McDonald
![]() 2013 Al Keuter
![]() 2013 Al Keuter
|
Festuca octoflora Sixweeks grass
native
Annual grass ![]() 2009 Neal Kramer
![]() 2013 Robert Steers/NPS
![]() 2005 Steve Matson
|
Festuca perennis Italian rye grass
invasive non-native
Annual, Perennial grass ![]() 2004 Carol W. Witham
![]() 2018 MCOSD EDRR
![]() 2003 James B. Gratiot
|
Festuca temulenta Darnel, tares
non-native
Annual grass ![]() 2013 Al Keuter
![]() 2016 Spade Natural Resources Consulting
![]() 2013 Al Keuter
|
Foeniculum vulgare Biscuit root, Sweet fennel
invasive non-native
Perennial herb ![]() 2019 Nicole Leatherman
![]() 2019 Ron Vanderhoff
![]() 2015 Neal Kramer
|
Frangula californica ssp. californica California coffeeberry
native
Shrub ![]() 2019 Mary Conway
![]() 2017 Gary McDonald
![]() 2019 Mary Conway
|
Fritillaria affinis Checker lily, Mission bells
native
Perennial herb (bulb) ![]() 2020 Karen Swift
![]() 2020 Karen Swift
![]() 2020 Tina Curiel
|
Fritillaria biflora var. biflora Chocolate lily
native
Perennial herb (bulb) ![]() 2008 Andrew Borcher
![]() 2020 David Greenberger
![]() 2018 Michael Mitchell
|
Galium aparine Cleavers, Common bedstraw, Goose grass
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2008 Gary McDonald
![]() 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 ![]() 2007 Neal Kramer
![]() 2021 Ron Vanderhoff
![]() 2021 Ron Vanderhoff
|
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
![]() 2009 Aaron Schusteff
![]() 2014 Zoya Akulova
|
Gastridium phleoides Nit grass
non-native
Annual grass ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2017 Gary McDonald
|
Gazania linearis Gazania, Treasure flower, Treasureflower
invasive non-native
Perennial herb ![]() 2016 Barbara Boethling
![]() 2018 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
|
Genista monspessulana French broom
invasive non-native
Shrub ![]() 2019 Ron Vanderhoff
![]() 2015 Barry Breckling
![]() 2019 Ron Vanderhoff
|
Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium
invasive non-native
Annual herb ![]() 2003 Lynn Watson
![]() 2015 Chris Jaster
![]() 2019 Randy Huey
|
Geranium molle Crane's bill geranium, Dove's foot geranium, Dovefoot geranium
invasive non-native
Annual, Perennial herb ![]() 2019 Chico Hiking Association
![]() 2018 Stacie Wolny
![]() 2019 David Magney
|
Gilia achilleifolia ssp. achilleifolia California gilia
native
Annual herb ![]() 2009 Keir Morse
![]() 2003 Christopher L. Christie
![]() 2018 Steven Perry
|
Hazardia squarrosa var. grindelioides Gum plant goldenbush, Saw toothed goldenbush, Sawtooth bristleweed
native
Shrub ![]() 2014 Richard Spellenberg
![]() 2004 Debra Valov
![]() 2006 Ricky Grubb
|
Hazardia squarrosa var. squarrosa Saw toothed goldenbush, Sawtooth goldenbush
native
Shrub ![]() 2011 Neal Kramer
![]() 2011 Neal Kramer
![]() 2011 Neal Kramer
|
Hedera helix English ivy
invasive non-native
Vine, Shrub ![]() 2019 Claire Mallen
![]() 1985 Joe DiTomaso
![]() 2009 Phil Pullen
|
Hedypnois rhagadioloides Crete weed
non-native
Annual herb ![]() 2012 Michael Perlmutter
![]() 2014 Ramona Robison
![]() 2017 Thomas Reyes
|
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 ![]() 2019 Patrick Furtado
![]() 2013 Toni Corelli
![]() 2015 Stephen Rosenthal
|
Helianthus annuus Common sunflower, Hairy leaved sunflower, Sunflower
native
Annual herb ![]() 2019 Laura Moon
![]() 2019 Bob Sweatt
![]() 2019 Laura Moon
|
Helminthotheca echioides Bristly ox-tongue
invasive non-native
Annual, Perennial herb ![]() 2016 Hayley Ross
![]() 2019 Rachelle Gray
![]() 2019 Rachelle Gray
|
Hemizonia congesta ssp. luzulifolia Hayfield tarweed, Woodrush tarweed
native
Annual herb ![]() 2009 Barry Breckling
![]() 2007 Neal Kramer
![]() 2016 R. Adam Chasey
|
Hesperevax sparsiflora var. sparsiflora Erect dwarf cudweed, Few flowered evax
native
Annual herb ![]() 2013 Robert Sikora
![]() 2015 Keir Morse
![]() 2013 Jake Ruygt
|
Hesperolinon micranthum Common dwarf flax, Small flower western flax, Small flowered dwarf flax
native
Annual herb ![]() 2003 Michael Charters
![]() 2008 Keir Morse ID: 0000 0000 1208 0131 [detail] 2008 Keir Morse
![]() 2011 Aaron Arthur
|
Hesperoyucca whipplei Chaparral yucca
native
Shrub ![]() 2019 Ron Vanderhoff
![]() 2020 Julia Markey
![]() Geoff Burleigh
|
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 ![]() 2001 Jeff Abbas
![]() 2014 Robert Sikora
![]() 2017 Hilary Mills
|
Hirschfeldia incana Mediterranean hoary mustard, Short podded mustard, Summer mustard
invasive non-native
Perennial herb ![]() 2017 Gary McDonald
![]() 2017 Gary McDonald
![]() 2008 Neal Kramer
|
Hoita macrostachya California hemp, Large leather root
native
Perennial herb ![]() 2014 Ron Vanderhoff
![]() 2018 Brian Charles
![]() 2013 Julie Kierstead Nelson
|
Holodiscus discolor Cream bush, Ocean spray, Oceanspray
native
Shrub ![]() 2018 Chico Hiking Association
![]() 2020 Camille Nowell
![]() 2019 Bob Sweatt
|
Hordeum brachyantherum ssp. brachyantherum Meadow barley
native
Perennial grass ![]() 2011 Barry Breckling
![]() 2018 Emily Allen
![]() 2015 Steve Matson
|
Hordeum marinum subsp gussoneanum
|
Hordeum murinum ssp. leporinum Farmer's foxtail, Foxtail barley, Hare barley
non-native
Annual grass ![]() 2015 Richard Chasey
![]() 2009 Keir Morse
![]() 2010 Neal Kramer
|
Hypochaeris glabra Smooth cat's ear
invasive non-native
Annual herb ![]() 2005 Steve Matson
![]() 2005 Steve Matson
![]() 2005 Steve Matson
|
Isolepis cernua Low bulrush
native
Annual grasslike herb ![]() 2011 Neal Kramer
![]() 2010 Aaron Arthur
![]() 2018 Ron Vanderhoff
|
Juncus bufonius var. bufonius Toad rush
native
Annual grasslike herb ![]() 2004 James M. Andre
![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
|
Juncus patens Common rush, Spreading rush
native
Perennial grasslike herb ![]() 2008 Neal Kramer
![]() 2014 Mike Wood
![]() 2007 Neal Kramer
|
Juncus phaeocephalus var. phaeocephalus Brown headed rush, Brownhead rush
native
Perennial grasslike herb ![]() 2019 Dee Shea Himes
![]() 2007 Neal Kramer
![]() 2017 Adam Chasey
|
Koeleria macrantha June grass, Prairie junegrass
native
Perennial grass ![]() 2003 Bart and Susan Eisenberg
![]() 2011 RT Hawke
![]() 2020 Julie A. Kierstead
|
Lactuca saligna Narrow leaved wild lettuce, Willow lettuce, Willowleaf lettuce
non-native
Annual herb ![]() 2019 David popp
![]() 2012 Vernon Smith
![]() 2008 Jorg Fleige
|
Lactuca serriola Prickly lettuce, Prickly wild lettuce
invasive non-native
Annual herb ![]() 2017 Gary McDonald
![]() 2020 Mark Kircher
![]() 2009 Neal Kramer
|
Lagophylla ramosissima Branched lagophylla, Common hareleaf
native
Annual herb ![]() 1996 Doreen L. Smith
![]() 2011 Chris Winchell
![]() 2005 Michael Charters
|
Lamarckia aurea Goldentop grass
non-native
Annual grass ![]() 2006 Luigi Rignanese
![]() 2019 Ron Vanderhoff
![]() 2007 Neal Kramer
|
Lasthenia gracilis Needle goldfields
native
Annual herb ![]() 2014 Keir Morse
![]() 2010 Barry Breckling
![]() 2017 John Doyen
|
Lathyrus vestitus var. vestitus Common pacific pea, Hillside pea, Wild sweetpea
native
Perennial herb ![]() 2018 Ron Vanderhoff
![]() 2020 James Gonsman
![]() 2019 Ron Vanderhoff
|
Lepidium nitidum Peppergrass, Shining pepper grass, Shining pepperweed
native
Annual herb ![]() 2020 Linda Pardy
![]() 2019 Gary McDonald
![]() 2016 Steve Matson
|
Lepidium strictum Peppergrass, Prostrate pepper grass, Upright pepperweed
native
Annual herb ![]() 2019 Neal Kramer
![]() 2019 Neal Kramer
![]() 2008 Keir Morse
|
Leptosiphon parviflorus Variable linanthus
native
Annual herb ![]() 2019 Ken Lunders
![]() 2020 Ron Vanderhoff
![]() 2016 Ron Vanderhoff
|
Lilium pardalinum ssp. pardalinum Leopard lily
native
Perennial herb ![]() 2020 Mary Merriman
![]() 2019 James Gonsman
![]() 2018 Sierra Pacific Industries
|
Lithophragma heterophyllum Hill star, Hillside woodland star
native
Perennial herb ![]() 2019 David Greenberger
![]() 2019 David Magney
![]() 2018 Ken Lunders
|
Logfia filaginoides California cottonrose
native
Annual herb ![]() 2017 Robert Steers
![]() 2019 Matt Berger
![]() 2015 Diane Etchison
|
Logfia gallica Narrowleaf cottonrose
non-native
Annual herb ![]() 2013 Keir Morse
![]() 2013 Keir Morse
![]() 2017 Barbara Boethling
|
Lomatium caruifolium var. caruifolium Alkali desertparsley, Caraway leaved lomatium
native
Perennial herb ![]() 2014 Steve Matson
![]() 2004 Carol W. Witham
![]() 2020 R.A. Chasey
|
Lomatium dasycarpum ssp. dasycarpum Woolly fruited lomatium, Woollyfruit desertparsley
native
Perennial herb ![]() 2008 Keir Morse
![]() 2018 Gary McDonald
![]() 2020 Matt Berger
|
Lomatium parvifolium Coastal biscuitroot, Small leaved lomatium
![]() 2004 Aaron Schusteff
![]() 2013 John Doyen
![]() 2011 Chris Winchell
|
Lomatium utriculatum Bladder parsnip, Common lomatium, Hog fennel
native
Perennial herb ![]() 2019 Gary McDonald
![]() 2020 Matt Berger
![]() 2020 Matt Berger
|
Lonicera hispidula Pink honeysuckle
native
Vine, Shrub ![]() 2019 Stacie Wolny
![]() 2020 Amy Rapport
![]() 2019 Doug Zimmerman
|
Lotus corniculatus Bird's foot trefoil, Birdfoot deervetch, Broadleaf birdsfoot trefoil
invasive non-native
Perennial herb ![]() 2005 Louis-M. Landry
![]() 2019 Nathan Taxel
![]() 2005 Dr. Amadej Trnkoczy
|
Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine
native
Annual, Perennial herb ![]() 2019 Gary McDonald
![]() 2018 Stacie Wolny
![]() 2019 Ron Vanderhoff
|
Lupinus hirsutissimus Stinging annual lupine, Stinging lupine
native
Annual herb ![]() 2020 Bryant Baker
![]() 2020 Bryant Baker
![]() 2020 Bryant Baker
|
Lupinus latifolius var. latifolius Broad leaf lupine
native
Perennial herb ![]() 2009 Thomas Stoughton
![]() 2017 Steve Matson
![]() 2017 Steve Matson
|
Lupinus microcarpus var. densiflorus Chick lupine, Dense flowered platycarpos, Whitewhorl lupine
native
Annual herb ![]() 2018 Eliezer Margolis
![]() 2007 Neal Kramer
![]() 2005 Brent Miller
|
Lupinus succulentus Arroyo lupine, Hollowleaf annual lupine, Succulent lupine
native
Annual herb ![]() 2018 Stacie Wolny
![]() 2018 Stacie Wolny
![]() 2009 Barry Rice
|
Lysimachia arvensis Scarlet pimpernel
non-native
Annual herb ![]() 2017 B.J. Dion
![]() 2009 Keir Morse
![]() 2019 Barbara Boethling
|
Lysimachia latifolia Pacific starflower
native
Perennial herb ![]() 2019 David Magney
![]() 2020 Stacie Wolny
![]() 2008 Steve Matson
|
Madia exigua Little tarweed, Meager tarweed, Small tarweed
native
Annual herb ![]() 2015 Neal Kramer
![]() 2007 Neal Kramer
![]() 2013 Vernon Smith
|
Madia sativa Chile tarweed, Coast tarweed, Coastal tarweed
native
Annual herb ![]() 2013 Ron Vanderhoff
![]() 2008 Keir Morse
![]() 2011 Neal Kramer
|
Malva parviflora Cheeseweed mallow
non-native
Annual herb ![]() 2019 Sean Carey
![]() 2012 Neal Kramer
![]() 2015 Jesse Rorabaugh
|
Marah fabacea California man-root
native
Perennial herb, Vine ![]() 2016 Glen Schneider
![]() 2018 Gary McDonald
![]() 2018 Gary McDonald
|
Marrubium vulgare White horehound
invasive non-native
Perennial herb ![]() 2019 Aaron Echols
![]() ©2013 Gary McDonald
![]() ©2013 Gary McDonald
|
Matricaria discoidea Pineapple weed
native
Annual herb ![]() 2019 Diane Etchison
![]() 2019 Chico Hiking Association
![]() 2019 Bob Sweatt
|
Medicago polymorpha Bur clover, Bur medic, California burclover
invasive non-native
Annual herb ![]() 2008 Steve Matson
![]() 2003 Michael Charters
![]() 2004 Carol W. Witham
|
Melica californica California melicgrass
native
Perennial grass ![]() 2017 Neal Kramer
![]() 2011 Barry Breckling
![]() 2008 Zoya Akulova
|
Melica imperfecta California melic, Coast range melic, Small flowered melica
native
Perennial grass ![]() 2009 Keir Morse
![]() 2014 Steve Matson
![]() 2019 Ron Vanderhoff
|
Melica torreyana Torrey melic, Torrey's melica, Torrey's melicgrass
native
Perennial grass ![]() 2012 Al Keuter
![]() 2019 John Rawlings
![]() 2017 MCOSD Restoration Crew
|
Melilotus albus White sweetclover
invasive non-native
Annual, Biennial herb ![]() 2008 Keir Morse
![]() 2020 Bob Sweatt
![]() 2020 Bob Sweatt
|
Melilotus indicus Annual yellow sweetclover
non-native
Annual herb ![]() 2009 Barry Breckling
![]() 2005 Cheri Miller
![]() 2009 Neal Kramer
|
Microseris douglasii ssp. douglasii Douglas' microseris, Douglas' silverpuffs
native
Annual herb ![]() 2019 John Rawlings
![]() 2008 Keir Morse
![]() 2012 Neal Kramer
|
Microseris douglasii ssp. tenella Douglas' silverpuffs, Short scaled microseris
native
Annual herb ![]() 2011 Zoya Akulova
![]() 2004 Carol W. Witham
![]() 2004 Carol W. Witham
|
Navarretia mellita Honeyscented pincushionplant, Skunk navarretia
native
Annual herb ![]() 2017 Neal Kramer
![]() 2016 Neal Kramer
![]() 2011 Aaron Schusteff
|
Nicotiana glauca Tree tobacco
invasive non-native
Tree, Shrub ![]() 2017 Steve Matson
![]() 2009 Keir Morse
![]() 2018 Nicole Leatherman
|
Oemleria cerasiformis Indian plum, Oso berry
native
Shrub ![]() 2019 Stacie Wolny
![]() 2019 Margo Bors
![]() 2019 Stacie Wolny
|
Olea europaea Olive
invasive non-native
Tree, Shrub ![]() 2007 Luigi Rignanese
![]() 2015 Zoya Akulova
![]() 2008 Dr. Amadej Trnkoczy
|
Opuntia ficus-indica Mission cactus, Tuna cactus
non-native
Shrub (stem succulent) ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2007 Neal Kramer
|
Paeonia californica California peony
native
Perennial herb ![]() 2004 Michelle Cloud-Hughes
![]() 2019 Susan McDougall
![]() 2021 Ron Vanderhoff
|
Parnassia palustris Marsh grass of parnassus
native
Perennial herb ![]() 2019 Bob Sweatt
![]() 2018 Matt C. Berger
![]() 2020 Bob Sweatt
|
Pellaea andromedifolia Coffee cliffbrake, Coffee fern
native
Fern ![]() 2015 James Gonsman
![]() 2008 Keir Morse
![]() 2018 Gary McDonald
|
Pentagramma triangularis ssp. triangularis Gold back fern
native
Fern ![]() 2019 Ron Vanderhoff
![]() 2008 Keir Morse
![]() 2014 James Gonsman
|
Perideridia kelloggii Kellogg's yampah, Yampah
native
Perennial herb ![]() 2007 Neal Kramer
![]() 2007 Neal Kramer
![]() 2020 David popp
|
Phacelia imbricata ssp. imbricata Imbricate phacelia
native
Perennial herb ![]() 2014 James Gonsman
![]() 2020 Rebecca Schoenenberger
![]() 2008 Neal Kramer
|
Phalaris aquatica Bulbous canarygrass, Harding grass
invasive non-native
Perennial grass ![]() 2019 James Bailey
![]() 2019 James Bailey
![]() 2017 James Bailey
|
Phalaris minor Little seed canarygrass, Littleseed canarygrass, Mediterranean canarygrass
non-native
Annual grass ![]() 2006 James M. Andre
![]() 2014 Steve Matson
![]() 2020 Diane Etchison
|
Phoenix canariensis Canary island date palm
invasive non-native
Tree ![]() 2016 Zoya Akulova
![]() 2005 Luigi Rignanese
![]() 2017 B.J. Dion
|
Pholistoma auritum var. auritum Blue fiesta flower, Blue fiestaflower, Fiesta flower
native
Annual herb ![]() 2014 James Gonsman
![]() 2014 Keir Morse
![]() 2019 Jennifer Mo
|
Phoradendron villosum ssp. villosum Mistletoe
native
Shrub (parasitic) ![]() 2021 R.A. Chasey
![]() 2020 R.A. Chasey
![]() 2019 Ron Vanderhoff
|
Pickeringia montana var. montana Montana chaparral pea
native
Shrub ![]() 2015 James Gonsman
![]() 2011 Neal Kramer
![]() 2009 George W. Hartwell
|
Pinus attenuata Knobcone pine, Scrub pine
native
Tree ![]() 2009 Ron Vanderhoff
![]() 2018 Hayley Ross
![]() 2008 Keir Morse
|
Plagiobothrys nothofulvus Rusty haired popcorn flower, Rusty popcorn flower, Rusty popcornflower
native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2019 Diane Etchison
![]() 2019 Ron Vanderhoff
|
Plantago coronopus Buckhorn plantain, Cut leaf plantain
invasive non-native
Annual herb ![]() 2008 Jorg Fleige
![]() 2021 Zoya Akulova-Barlow
![]() 2003 George W. Hartwell
|
Plantago erecta California plantain, Dotseed plantain, Foothill plantain
native
Annual herb ![]() 2007 Carol W. Witham
![]() 2008 Margo Bors
![]() 2008 Neal Kramer
|
Plantago lanceolata English plantain, Narrow leaved plantain, Ribgrass
invasive non-native
Perennial herb ![]() 2017 Gary McDonald
![]() 2019 Joe Engelbrecht
![]() 2016 John Doyen
|
Platanus racemosa California sycamore, Western sycamore
native
Tree ![]() 2012 Neal Kramer
![]() 2018 Ron Vanderhoff
![]() 2019 Rachelle Gray
|
Plectritis ciliosa Long spurred plectritis, Longspur seablush
native
Annual herb ![]() 2016 Bill Thiessen
![]() 2018 Japhia Huhndorf
![]() 2009 Keir Morse
|
Poa secunda ssp. secunda One sided blue grass, Pine bluegrass, Sandberg's bluegrass
native
Perennial grass ![]() 2019 Belinda Lo
![]() 2019 Belinda Lo
![]() 2019 Belinda Lo
|
Pogogyne serpylloides Thyme leaf mesa mint, Thymeleaf mesamint
native
Annual herb ![]() 2011 Steven Perry
![]() 2013 Gary McDonald
![]() 2013 Gary McDonald
|
Polycarpon tetraphyllum Four leaved all seed, Four leaved allseed, Four leaved polycarp
non-native
Annual herb ![]() 2010 Margo Bors
![]() 2019 Kristin Sabo
![]() 2019 Kristin Sabo
|
Polygala californica California milkwort, Milkwort
native
Perennial herb ![]() 2017 Gary McDonald
![]() 2017 Gary McDonald
![]() 2011 Ron Wolf
|
Polygonum aviculare Prostrate knotweed
non-native
Annual, Perennial herb ![]() 2016 John Doyen
![]() 2008 Keir Morse
![]() 2010 Lee Dittmann
|
Polypodium californicum California polypody
native
Fern ![]() 2013 Neal Kramer
![]() 2015 Keir Morse
![]() 2013 Neal Kramer
|
Polypodium calirhiza Acrid fern, Licorice fern, Nested polypody
native
Fern ![]() 2008 Keir Morse
![]() 2015 James Gonsman
![]() 2014 James Gonsman
|
Polypogon interruptus Ditch beard grass, Ditch rabbitsfoot grass
non-native
Perennial grass ![]() 2002 Dean Wm. Taylor
![]() 2009 Zoya Akulova
![]() 2017 Ron Vanderhoff
|
Polypogon monspeliensis Annual beard grass, Rabbitsfoot grass
invasive non-native
Annual grass ![]() 2007 Neal Kramer
![]() 2006 Steve Matson
![]() 2006 Luigi Rignanese
|
Polypogon viridis Water beard grass
non-native
Perennial grass ![]() 2013 Al Keuter
![]() 2013 Al Keuter
![]() 2010 Luigi Rignanese
|
Populus fremontii ssp. fremontii Fremont cottonwood
native
Tree ![]() 2003 Michael Charters
![]() 2020 Susan McDougall
![]() 2020 Susan McDougall
|
Primula clevelandii var. insulare Padre's shooting star
native
Perennial herb ![]() 2013 Steven M Norris
![]() 2013 Steven M Norris
![]() 2013 Steven M Norris
|
Prunus ilicifolia var. ilicifolia Holly leaf cherry, Holly leaved cherry, Hollyleaf cherry
native
Tree, Shrub ![]() 2018 Debra L. Cook
![]() 2019 Bryant Baker
![]() 2019 Marisa Persaud
|
Pseudognaphalium beneolens Cudweed
native
Perennial herb ![]() 2015 Debra L. Cook
![]() 2015 James Gonsman
![]() 2005 Keir Morse
|
Pseudognaphalium biolettii Two-color rabbit-tobacco
native
Perennial herb ![]() 2019 Diane Etchison
![]() 2013 Vernon Smith
![]() 2019 Nancy Hamlett
|
Pseudognaphalium californicum Ladies' tobacco
native
Annual, Perennial herb ![]() 2019 Gary McDonald
![]() 2008 Keir Morse
![]() 2019 Stacie Wolny
|
Pseudognaphalium luteoalbum Jersey cudweed
non-native
Annual herb ![]() 2008 Gary McDonald
![]() 2008 Jorg Fleige
![]() 2016 Richard Spellenberg
|
Pseudognaphalium stramineum Cottonbatting plant
native
Perennial herb ![]() 2020 Ryan Carle
![]() 2017 Diane Etchison
![]() 2011 Toni Corelli
|
Psilocarphus tenellus Slender woolly marbles, Slender woollyheads
native
Annual herb ![]() 2012 Neal Kramer
![]() 2008 Keir Morse
![]() 2002 Dean Wm. Taylor
|
Pteridium aquilinum var. pubescens Hairy brackenfern, Western bracken fern
native
Fern ![]() 2019 Ron Vanderhoff
![]() 2019 Ron Vanderhoff
![]() 2011 Zoya Akulova
|
Pterostegia drymarioides Fairy mist, Woodland threadstem
native
Annual herb ![]() 2020 Dick Rawson
![]() 2018 Ron Vanderhoff
![]() 2020 Dick Rawson
|
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 ![]() 2002 Doreen L. Smith
![]() 2019 Susan McDougall
![]() 2020 Susan McDougall
|
Quercus durata var. durata Leather oak
native
Shrub ![]() 2004 David A. Tharp
![]() 2019 Susan McDougall
![]() 2019 Susan McDougall
|
Ranunculus californicus California buttercup
native
Perennial herb ![]() 2019 Diane Etchison
![]() 2020 Mitchell Coleman
![]() 2019 Diane Etchison
|
Rhamnus crocea Redberry buckthorn
native
Shrub ![]() 2003 Charles E. Jones
![]() 2020 Bryant Baker
![]() 2019 Diane Etchison
|
Rhamnus ilicifolia Evergreen buckthorn, Hollyleaf redberry
native
Shrub ![]() 2020 Ron Vanderhoff
![]() 2020 Diane Etchison
![]() 2020 Rebecca Schoenenberger
|
Ribes malvaceum var. indecorum White flowering currant, Whiteflower currant
native
Shrub ![]() 2020 Diane Etchison
![]() 2020 Diane Etchison
![]() 2019 Diane Etchison
|
Ribes malvaceum var. malvaceum Chaparral currant
native
Shrub ![]() 2020 Ron Vanderhoff
![]() 2012 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
|
Ribes speciosum Fuchsia flowered gooseberry, Fuchsiaflower gooseberry
native
Shrub ![]() 2021 Ron Vanderhoff
![]() 2004 Christopher L. Christie
![]() 2021 Patrick Furtado
|
Ricinus communis Castor bean, Castorbean
invasive non-native
Shrub ![]() 2017 b potts
![]() 2013 Keir Morse
![]() 2017 Henry DiRocco
|
Rosa californica California wild rose, California wildrose
native
Shrub ![]() 2008 Ron Wolf
![]() 2018 Ron Vanderhoff
![]() 2020 Bob Sweatt
|
Rosa spithamea Ground rose, Sonoma rose
native
Shrub ![]() 2009 Genevieve K. Walden
![]() 2009 Barry Breckling
![]() 2012 Aaron Arthur
|
Rubus armeniacus Himalayan blackberry
invasive non-native
Shrub ![]() 2002 George W. Hartwell
![]() 2008 Keir Morse
![]() 2018 Richard Spjut
|
Rubus ursinus California blackberry, Pacific blackberry
native
Vine, Shrub ![]() 2008 Keir Morse
![]() 2008 Keir Morse
![]() 2007 Neal Kramer
|
Rumex conglomeratus Clustered dock, Green dock
non-native
Perennial herb ![]() 2013 Robert Steers/NPS
![]() 2010 Phil Pullen
![]() 2008 Keir Morse
|
Rumex crispus Curly dock, Curly leaved dock, Rhubarb
invasive non-native
Perennial herb ![]() 2018 Tim Lewis
![]() 2019 Diane Etchison
![]() 2018 b potts
|
Rumex salicifolius var. salicifolius Willow dock, Willow leaved dock
native
Perennial herb ![]() 2019 Diane Etchison
![]() 2019 Diane Etchison
![]() 2019 Diane Etchison
|
Sabulina douglasii Douglas' sandwort, Douglas' stitchwort
native
Annual herb ![]() 2005 Steve Matson
![]() 2015 Barry Thomson
![]() 2014 Keir Morse
|
Salix breweri Brewer's willow, Serpentine willow
native
Shrub ![]() 2012 Aaron Arthur
![]() 2020 Susan McDougall
![]() 2020 Susan McDougall
|
Salix lasiolepis Arroyo willow
native
Tree, Shrub ![]() 2008 Keir Morse
![]() 2012 Zoya Akulova
![]() 2016 Zoya Akulova
|
Salvia columbariae Chia sage
native
Annual herb ![]() 2020 Ron Vanderhoff
![]() 2019 Gary McDonald
![]() 2019 Gary McDonald
|
Salvia spathacea Hummingbird sage
native
Perennial herb ![]() 2020 David Wolfson
![]() 2020 Abby Nichols
![]() 2020 Ron Vanderhoff
|
Sambucus nigra ssp. caerulea Blue elderberry
native
Shrub ![]() 2019 Bryant Baker
![]() 2018 Julie Kierstead Nelson
![]() 2019 Michael Morrison
|
Sanicula arguta Sharp toothed sanicle, Sharp toothed snakeroot, Sharptooth blacksnakeroot
native
Perennial herb ![]() 2006 Steve Matson
![]() 2009 Robert Steers
![]() 2017 Diane Etchison
|
Sanicula crassicaulis Gamble weed, Pacific blacksnakeroot, Pacific sanicle
native
Perennial herb ![]() 2021 Cynthia Powell
![]() 2020 R.A. Chasey
![]() 2020 Ryan Carle
|
Sanicula hoffmannii Hoffmann's blacksnakeroot, Hoffmann's sanicle, Hoffmann's snakeroot
![]() 2014 Keir Morse
![]() 2015 David Wolfson
![]() 2019 Ken Hickman
|
Scirpus microcarpus Panicled bulrush, Small fruited bulrush
native
Perennial grasslike herb ![]() 2013 Ron Vanderhoff
![]() 2003 Steve Matson
![]() 2014 Zoya Akulova
|
Scrophularia californica ssp. californica California bee plant, California figwort
native
Perennial herb ![]() 2020 Bob Sweatt
![]() 2019 Ron Vanderhoff
![]() 2019 Cynthia Powell
|
Scrophularia californica ssp. floribunda California bee plant, California figwort
native
Perennial herb ![]() 2020 Bob Sweatt
![]() 2019 Ron Vanderhoff
![]() 2019 Cynthia Powell
|
Senecio vulgaris Common groundsel, Old man in the spring, Old man of spring
non-native
Annual herb ![]() 2005 Steve Matson
![]() 2019 Ron Vanderhoff
![]() 2020 Chico Hiking Association
|
Sidalcea malviflora ssp. laciniata Dwarf checkerbloom, Laciniate checker mallow
native
Perennial herb (rhizomatous) ![]() 2007 Neal Kramer
![]() 2008 Jorg Fleige
![]() 2012 Robert Sikora
|
Silene gallica Common catchfly, Windmill pink
non-native
Annual herb ![]() 2017 Barbara Boethling
![]() 2017 Gary McDonald
![]() 2017 Gary McDonald
|
Silene laciniata ssp. laciniata Cardinal catchfly
native
Perennial herb ![]() 2013 Debra L. Cook
![]() 2002 Lynn Watson
![]() 2014 Diane Etchison
|
Silybum marianum Blessed milkthistle, Milk thistle
invasive non-native
Annual, Perennial herb ![]() 2020 Nancy Hamlett
![]() 2009 Barry Rice
![]() 2019 Marisa Persaud
|
Sisymbrium officinale Hedge mustard, Hedgemustard
non-native
Annual herb ![]() 2008 Keir Morse
![]() 2013 Neal Kramer
![]() 2006 Luigi Rignanese
|
Sisyrinchium bellum Western blue eyed grass
native
Perennial herb ![]() 2020 Mary Conway
![]() 2020 Benjamin Gould
![]() 2019 Stacie Wolny
|
Solanum douglasii Douglas' nightshade, Greenspot nightshade
native
Perennial herb ![]() 2003 Michael Charters
![]() 2018 Debra L. Cook
![]() 2017 Zoya Akulova
|
Solanum umbelliferum var. xanti Blue witch nightshade, Bluewitch nightshade
native
Shrub ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2020 Ryan Carle
|
Solidago velutina ssp. californica California goldenrod, Oreja de liebre
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2020 Ron Vanderhoff
![]() 2017 Hilary Mills
|
Soliva sessilis Common soliva, Field burrweed, South american soliva
non-native
Annual herb ![]() 2007 Carol W. Witham
![]() 2006 Steve Matson
![]() 2010 Robert Steers/NPS
|
Sonchus asper ssp. asper Prickly sow thistle, Sow thistle
invasive non-native
Annual herb ![]() 2013 Debra L. Cook
![]() 2015 Robert Sikora
![]() 2019 Dean Taylor
|
Sonchus oleraceus Common sow thistle, Common sowthistle, Sow thistle
non-native
Annual herb ![]() 2019 Diane Etchison
![]() 2015 Jesse Rorabaugh
![]() 2008 Gary McDonald
|
Spergularia rubra Purple sand spurry, Red sandspurry, Ruby sandspurry
non-native
Annual, Perennial herb ![]() 2008 Keir Morse
![]() 2014 Dee Warenycia
![]() 2009 Thomas Stoughton
|
Stachys ajugoides Ajuga hedge nettle, Bugle hedgenettle, Hedge nettle
native
Perennial herb ![]() 2007 Neal Kramer
![]() 2004 Bob Huettmann
![]() 2020 Bob Sweatt
|
Stachys bullata California hedge nettle, California hedgenettle, Southern hedge nettle
native
Perennial herb ![]() 2018 Sheila Lodge
![]() 2020 Bryant Baker
![]() 2020 Ken Lunders
|
Stachys pycnantha Short spike hedge nettle, Shortspike hedgenettle
native
Perennial herb ![]() 2019 David Wolfson
![]() 2018 Julian Geoghegan
![]() 2011 Neal Kramer
|
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 pallida Pale starwort
non-native
Annual herb ![]() 2008 Keir Morse
![]() 2005 Keir Morse
![]() 2005 Keir Morse
|
Stephanomeria cichoriacea Chicory leaved stephanomeria, Chicoryleaf wirelettuce, Fort tejon milk aster
native
Perennial herb ![]() 2019 David Greenberger
![]() 2013 James Gonsman
![]() 2018 John Game
|
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 ![]() 2016 Andrew Longman
![]() 2017 Gary McDonald
![]() 2016 Andrew Longman
|
Stipa miliacea var. miliacea Smilo grass
invasive non-native
Perennial grass ![]() 2006 Luigi Rignanese
![]() 2012 Tom Schweich
![]() 2009 Keir Morse
|
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 ![]() 2008 Keir Morse
![]() 2005 Aaron Schusteff
![]() 2008 Keir Morse
|
Streptanthus lasiophyllus
|
Symphoricarpos albus var. laevigatus Common snowberry, Upright snowberry
native
Shrub ![]() 2015 Robert Sikora
![]() 2018 Mary Conway
![]() 2018 Mary Conway
|
Symphoricarpos mollis Creeping snowberry, Trailing snowberry
native
Shrub ![]() 2019 Ron Vanderhoff
![]() 2020 Cara Wilcox
![]() 2019 Ron Vanderhoff
|
Symphyotrichum subspicatum Douglas aster
native
Annual herb ![]() 2013 Al Keuter
![]() Potts
© 2001 California Academy of Sciences
![]() 2015 jamie smith
|
Thermopsis californica var. californica California goldenbanner
native
Perennial herb (rhizomatous) ![]() 2018 Hayley Ross
![]() 2018 Hayley Ross
![]() 2018 Hayley Ross
|
Torilis arvensis Field hedge parsley, Spreading hedgeparsley
invasive non-native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2018 Gary McDonald
![]() 2008 Keir Morse
|
Torilis nodosa Hedge parsley, Knotted hedge parsley, Knotted hedgeparsley
non-native
Annual herb ![]() 2008 Neal Kramer
![]() 2004 Laura Ann Eliassen
![]() 2013 Robert Steers/NPS
|
Toxicodendron diversilobum Poison oak, Poisonoak
native
Vine, Shrub ![]() 2008 Gary McDonald
![]() 2019 Randy Huey
![]() 2008 Zoya Akulova
|
Toxicoscordion fremontii Fremont's star lily, Fremont's death camas
native
Perennial herb ![]() 2020 Bryant Baker
![]() 2019 Dee Shea Himes
![]() 2017 Kristin Sabo
|
Tragopogon porrifolius Purple salsify
non-native
Perennial herb ![]() 2019 Julie dinsdale
![]() 2015 David Wolfson
![]() 2018 Amy Rapport
|
Trifolium bifidum var. decipiens Notch leaf clover
native
Annual herb ![]() 2004 Carol W. Witham
![]() 2008 Keir Morse
![]() 2008 Keir Morse
|
Trifolium depauperatum var. truncatum Dwarf sack clover
native
Annual herb ![]() 2021 Ron Vanderhoff
![]() 2015 Debra L. Cook
![]() 2004 Carol W. Witham
|
Trifolium fucatum Bull clover, Sour clover
native
Annual herb ![]() 2019 James Gonsman
![]() 2019 Paul Aigner
![]() 2019 James Gonsman
|
Trifolium hirtum Rose clover
invasive non-native
Annual herb ![]() 2004 Carol W. Witham
![]() 2008 Keir Morse
![]() 2013 Zoya Akulova
|
Trifolium microcephalum Hairy clover, Small headed clover
native
Annual herb ![]() 2005 Steve Matson
![]() 2008 Neal Kramer
![]() 2018 Zoya Akulova
|
Trifolium variegatum Variegated clover, White tipped clover, Whitetip clover
native
Annual herb ![]() 2004 Carol W. Witham
![]() 2016 Cheryl Ballantyne
![]() 2019 Diane Etchison
|
Trifolium willdenovii Tomcat clover
native
Annual herb ![]() 2018 Stacie Wolny
![]() 2019 Ron Vanderhoff
![]() 2018 Stacie Wolny
|
Umbellularia californica Bay laurel, California bay, California laurel, bay tree
native
Tree ![]() 2015 Diane Etchison
![]() 2003 Michael Charters
![]() 2018 David popp
|
Uropappus lindleyi Silver puffs, Uropappus
native
Annual herb ![]() 2019 Zack Abbey
![]() 2018 Ron Vanderhoff
![]() 2017 Diane Etchison
|
Verbena lasiostachys var. lasiostachys Vervain, Western vervain
native
Perennial herb ![]() 2018 Gary McDonald
![]() 2019 Mary Conway
![]() 2018 Mary Conway
|
Verbena lasiostachys var. scabrida Robust vervain
native
Perennial herb ![]() 2020 Ron Vanderhoff
![]() 2020 Kevin Dixon
![]() 2009 Keir Morse
|
Vicia sativa ssp. sativa Garden vetch, Pubescent common vetch, Spring vetch
non-native
Annual herb, Vine ![]() 2009 Neal Kramer
![]() 2009 Barry Breckling
![]() 2019 Matt Berger
|
Vicia villosa ssp. varia Smooth vetch, Thick fruited vetch, Winter vetch
non-native
Annual herb, Vine ![]() 2008 Keir Morse
![]() 2020 Julie A. Kierstead
![]() 2020 Ken Lunders
|
Vicia villosa ssp. villosa Hairy vetch, Winter vetch, Wooly vetch
invasive non-native
Annual herb, Vine ![]() 2008 Neal Kramer
![]() 2019 Ron Vanderhoff
![]() 2004 Carol W. Witham
|
Vinca major Bigleaf periwinkle, Greater periwinkle, Vinca
invasive non-native
Perennial herb ![]() 2009 Barry Rice
![]() 2020 Julie A. Kierstead
![]() 2020 Julie A. Kierstead
|
Viola pedunculata California golden violet, Johnny jump up
native
Perennial herb ![]() 2018 James Gonsman
![]() 2014 James Gonsman
![]() 2019 Ken Hickman
|
Xanthium strumarium Rough cockleburr
native
Annual herb ![]() 2019 Ron Vanderhoff
![]() 2018 Ron Vanderhoff
![]() 2017 B.J. Dion
|