logo Calflora  Illustrated Plant List 

341 PLANTS
FAMILY: AGAVACEAE
Chlorogalum pomeridianum ssp. p.    Amole,  Soap plant,  Soaproot
native
Perennial herb

AGAVACEAE

Chlorogalum pomeridianum ssp. p.
2019 Patrick Furtado
Chlorogalum pomeridianum ssp. p.
2020 Robert Katz
Chlorogalum pomeridianum ssp. p.
2019 Diane Etchison

FAMILY: ALLIACEAE
Allium amplectens    Narrow leaved onion,  Narrowleaf onion
native
Perennial herb (bulb)

ALLIACEAE

Allium amplectens
2016 Steve Matson
Allium amplectens
2016 Steve Matson
Allium amplectens
2016 Steve Matson

Allium unifolium    One leaf onion,  Oneleaf onion
native
Perennial herb (bulb)

ALLIACEAE

Allium unifolium
2021 Doug Allshouse
Allium unifolium
2020 stephen rosenthal
Allium unifolium
2023 Mary Ann Machi

FAMILY: ANACARDIACEAE
Toxicodendron diversilobum    Poison oak,  Poisonoak,  Western Poison Oak
native
Vine, Shrub

ANACARDIACEAE

Toxicodendron diversilobum
2020 Ron Vanderhoff
Toxicodendron diversilobum
2019 Randy Huey
Toxicodendron diversilobum
2021 Bryant Baker

FAMILY: APIACEAE
Angelica californica    California angelica
native
Perennial herb

APIACEAE

Angelica californica
2023 Bill Kress
Angelica californica
2015 David Greenberger
Angelica californica
2022 R.A. Chasey

Daucus pusillus    American wild carrot,  Rattlesnake weed
native
Annual herb

APIACEAE

Daucus pusillus
2019 Diane Etchison
Daucus pusillus
2022 David Wolfson
Daucus pusillus
2021 Ken Lunders

Eryngium aristulatum var. a.    California eryngo,  Jepson's button celery
native
Perennial herb

APIACEAE

Eryngium aristulatum var. a.
2022 R.A. Chasey
Eryngium aristulatum var. a.
2019 Ron Vanderhoff
Eryngium aristulatum var. a.
2012 Keir Morse

Heracleum maximum    Common cow parsnip
native
Perennial herb

APIACEAE

Heracleum maximum
2019 Bob Sweatt
Heracleum maximum
2008 Neal Kramer
Heracleum maximum
2021 Julie A. Kierstead

Lomatium californicum    California lomatium,  Celery weed
native
Perennial herb

APIACEAE

Lomatium californicum
2022 Richard Sullivan
Lomatium californicum
2021 Julie A. Kierstead
Lomatium californicum
2020 R.A. Chasey

Lomatium dasycarpum    Hog fennel,  Lace parsnip,  Woolly fruited lomatium
native
Perennial herb

APIACEAE

Lomatium dasycarpum
2016 Steve Matson
Lomatium dasycarpum
2016 Steve Matson
Lomatium dasycarpum
2021 Paul Aigner

Lomatium nudicaule    Barestem biscuitroot,  Pestle lomatium,  Pestle parsnip
native
Perennial herb

APIACEAE

Lomatium nudicaule
2020 Bob Sweatt
Lomatium nudicaule
2020 Bob Sweatt
Lomatium nudicaule
2022 Helen Hancock

Lomatium utriculatum    Bladder parsnip,  Common lomatium,  Hog fennel
native
Perennial herb

APIACEAE

Lomatium utriculatum
2006 Steve Matson
Lomatium utriculatum
2019 Eliezer Margolis
Lomatium utriculatum
2015 James Gonsman

Osmorhiza berteroi    Sweet cicely
native
Perennial herb

APIACEAE

Osmorhiza berteroi
2006 Steve Matson
Osmorhiza berteroi
2006 Steve Matson
Osmorhiza berteroi
2006 Steve Matson

Perideridia kelloggii    Kellogg's yampah,  Yampah
native
Perennial herb

APIACEAE

Perideridia kelloggii
2022 Suzanne L. Weakley
Perideridia kelloggii
2023 Ryan O'Dell
Perideridia kelloggii
2022 R.A. Chasey

Sanicula bipinnatifida    Purple sanicle,  Snakeroot,  Purple Sanicle, Shoe Buttons
native
Perennial herb

APIACEAE

Sanicula bipinnatifida
2019 Diane Etchison
Sanicula bipinnatifida
2018 Gary McDonald
Sanicula bipinnatifida
2021 Robin Carter

Sanicula crassicaulis    Gamble weed,  Pacific blacksnakeroot,  Pacific sanicle
native
Perennial herb

APIACEAE

Sanicula crassicaulis
2023 Steve Conger
Sanicula crassicaulis
2023 Steve Conger
Sanicula crassicaulis
2021 Steve Laymon

Scandix pecten-veneris    Shepherd's needle,  Shepherdsneedle,  Venus' needle
non-native
Annual herb, Vine

APIACEAE

Scandix pecten-veneris
2006 Steve Matson
Scandix pecten-veneris
2018 Stacie Wolny
Scandix pecten-veneris
2006 Steve Matson

Tauschia kelloggii    Kellogg's tauschia,  Kellogg's umbrellawort
native
Perennial herb

APIACEAE

Tauschia kelloggii
2023 R.A. Chasey
Tauschia kelloggii
2023 R.A. Chasey
Tauschia kelloggii
2023 R.A. Chasey

Torilis arvensis    Field hedge parsley,  Spreading hedgeparsley,  Tall Sock-Destroyer
invasive non-native
Annual herb

APIACEAE

Torilis arvensis
2019 Ron Vanderhoff
Torilis arvensis
2017 Gary McDonald
Torilis arvensis
2018 Lindsey Hack

Yabea microcarpa    California hedge parsley,  False carrot
native
Annual herb

APIACEAE

Yabea microcarpa
2021 Helen Hancock
Yabea microcarpa
2022 R.A. Chasey
Yabea microcarpa
2012 Toni Corelli

FAMILY: APOCYNACEAE
Vinca major    Bigleaf periwinkle,  Greater periwinkle,  Vinca
invasive non-native
Perennial herb

APOCYNACEAE

Vinca major
2020 Julia Markey
Vinca major
2022 Ron Vanderhoff
Vinca major
2021 Ron Vanderhoff

FAMILY: ASTERACEAE
Achillea millefolium    Common yarrow
native
Perennial herb

ASTERACEAE

Achillea millefolium
2022 Andy Ford
Achillea millefolium
2020 Bob Sweatt
Achillea millefolium
2018 Gary McDonald

Achyrachaena mollis    Blow-Wives
native
Annual herb

ASTERACEAE

Achyrachaena mollis
2015 Diane Etchison
Achyrachaena mollis
2022 Mike Russler
Achyrachaena mollis
2022 Mike Russler

Agoseris grandiflora    Bigflower agoseris,  California dandelion,  Giant mountain dandelion
native
Perennial herb

ASTERACEAE

Agoseris grandiflora
2014 Steve Matson
Agoseris grandiflora
2014 Steve Matson
Agoseris grandiflora
2014 Steve Matson

Agoseris heterophylla    Annual agoseris,  Annual mountain dandelion
native
Annual herb

ASTERACEAE

Agoseris heterophylla
2020 Bob Sweatt
Agoseris heterophylla
2021 Lisa Berry
Agoseris heterophylla
2020 Bob Sweatt

Anisocarpus madioides    Woodland madia
native
Perennial herb

ASTERACEAE

Anisocarpus madioides
2023 Suzanne L. Weakley
Anisocarpus madioides
2023 R.A. Chasey
Anisocarpus madioides
2016 Cynthia Powell

Artemisia douglasiana    California mugwort,  Douglas' sagewort
native
Perennial herb

ASTERACEAE

Artemisia douglasiana
2022 Ron Vanderhoff
Artemisia douglasiana
2016 Glen Schneider
Artemisia douglasiana
2021 Mike Russler

Baccharis pilularis    Coyote brush,  Dwarf chaparral broom
native
Shrub

ASTERACEAE

Baccharis pilularis
2022 Ryan O'Dell
Baccharis pilularis
2021 Ron Vanderhoff: Staminate and pistillate plants in flower.
Baccharis pilularis
2018 Cynthia Powell

Calendula arvensis    Field marigold
non-native
Annual herb

ASTERACEAE

Calendula arvensis
2017 MCOSD EDRR
Calendula arvensis
2018 David Wolfson
Calendula arvensis
2019 Stephany Dery

Carduus pycnocephalus    Italian thistle
invasive non-native
Annual herb

ASTERACEAE

Carduus pycnocephalus
2019 Gary McDonald
Carduus pycnocephalus
2023 Diana Wahl
Carduus pycnocephalus
2017 Gary McDonald

Carthamus lanatus    Woolly distaff thistle
invasive non-native
Annual herb

ASTERACEAE

Carthamus lanatus
2019 Lenihan Mazur
Carthamus lanatus
2019 Danielle Carney
Carthamus lanatus
2019 Danielle Carney

Centaurea melitensis    Maltese star thistle,  Napa star thistle,  Tocalote
invasive non-native
Annual herb

ASTERACEAE

Centaurea melitensis
2019 Ron Vanderhoff
Centaurea melitensis
2020 Ron Vanderhoff
Centaurea melitensis
2020 Laura Anna Arellano

Centaurea solstitialis    Barnaby's thistle,  Yellow star thistle
invasive non-native
Annual herb

ASTERACEAE

Centaurea solstitialis
2022 Cynthia Powell
Centaurea solstitialis
2019 Arlee Montalvo
Centaurea solstitialis
2022 Mary Herr

Cirsium occidentale    Cobweb thistle,  Western thistle
native
Perennial herb

ASTERACEAE

Cirsium occidentale
2011 Steve Matson
Cirsium occidentale
2011 Steve Matson
Cirsium occidentale
2011 Steve Matson

Cirsium remotifolium    Few leaved thistle,  Fewleaf thistle
native
Perennial herb

ASTERACEAE

Cirsium remotifolium
2008 Gerald Carr
Cirsium remotifolium
2011 Gerald Carr
Cirsium remotifolium
2017 Hunter Breck

Cirsium vulgare    Bull thistle
invasive non-native
Perennial herb

ASTERACEAE

Cirsium vulgare
2017 James Bailey
Cirsium vulgare
2020 Bob Sweatt
Cirsium vulgare
2020 Bob Sweatt

Crupina vulgaris    Bearded creeper,  Common crupina
invasive non-native
Annual herb

ASTERACEAE

Crupina vulgaris
2023 Norm Macdonald
Crupina vulgaris
2012 Ramona Robison
Crupina vulgaris
2015 Daniel Lay

Erigeron sumatrensis    Tropical horseweed
non-native
Annual herb

ASTERACEAE

Erigeron sumatrensis
2021 Doug Allshouse
Erigeron sumatrensis
2020 Ron Vanderhoff
Erigeron sumatrensis
2020 Ron Vanderhoff

Eurybia radulina    Roughleaf aster
native
Perennial herb

ASTERACEAE

Eurybia radulina
2007 Keir Morse
Eurybia radulina
2023 Ken-ichi Ueda
Eurybia radulina
2022 Bob Sweatt

Grindelia hirsutula    Gumweed,  Hairy gumweed
native
Perennial herb

ASTERACEAE

Grindelia hirsutula
2021 R.A. Chasey
Grindelia hirsutula
2020 R.A. Chasey
Grindelia hirsutula
2015 Ken Lunders

Hedypnois rhagadioloides    Crete weed
non-native
Annual herb

ASTERACEAE

Hedypnois rhagadioloides
2012 Michael Perlmutter
Hedypnois rhagadioloides
2022 Steve Matson
Hedypnois rhagadioloides
2022 Steve Matson

Helianthella californica    California helianthella
native
Perennial herb

ASTERACEAE

Helianthella californica
2019 Suzanne L. Weakley
Helianthella californica
2020 Julie A. Kierstead
Helianthella californica
2023 John Rawlings

Helminthotheca echioides    Bristly ox-tongue
invasive non-native
Annual, Perennial herb

ASTERACEAE

Helminthotheca echioides
2016 Hayley Ross
Helminthotheca echioides
2019 Rachelle Gray
Helminthotheca echioides
2012 Elizabeth Brusati

Hemizonia congesta ssp.    Hayfield tarweed
native
Annual herb

ASTERACEAE

Hemizonia congesta ssp.
2019 Steve Matson
Hemizonia congesta ssp.
2016 Steve Matson
Hemizonia congesta ssp.
2016 Steve Matson

Hesperevax sparsiflora ssp. s.    Erect dwarf cudweed,  Erect evax,  Few flowered evax
native
Annual herb

ASTERACEAE

Hesperevax sparsiflora ssp. s.
2022 R.A. Chasey
Hesperevax sparsiflora ssp. s.
2022 R.A. Chasey
Hesperevax sparsiflora ssp. s.
2022 R.A. Chasey

Hieracium albiflorum    White flowered hawkweed,  White hawkweed
native
Perennial herb

ASTERACEAE

Hieracium albiflorum
2003 Steve Matson
Hieracium albiflorum
2021 Doug Allshouse
Hieracium albiflorum
2020 Bob Sweatt

Hypochaeris glabra    Smooth cat's ear
invasive non-native
Annual herb

ASTERACEAE

Hypochaeris glabra
2020 Ron Vanderhoff
Hypochaeris glabra
2017 Gary McDonald
Hypochaeris glabra
2019 Ron Vanderhoff

Hypochaeris radicata    Hairy cats ear,  Hairy catsear,  Rough cat's ear
invasive non-native
Perennial herb

ASTERACEAE

Hypochaeris radicata
2024 Ron Vanderhoff
Hypochaeris radicata
2017 Gary McDonald
Hypochaeris radicata
2016 Michael Mitchell

Lactuca serriola    Prickly lettuce,  Prickly wild lettuce
non-native
Annual herb

ASTERACEAE

Lactuca serriola
2017 Gary McDonald
Lactuca serriola
2017 Gary McDonald
Lactuca serriola
2017 Gary McDonald

Lasthenia glaberrima    Smooth goldfields
native
Annual herb

ASTERACEAE

Lasthenia glaberrima
2017 Michael Mitchell
Lasthenia glaberrima
2020 Matt Berger
Lasthenia glaberrima
2020 R.A. Chasey

Leontodon saxatilis    Hawkbit
non-native
Annual herb

ASTERACEAE

Leontodon saxatilis
2008 Steve Matson
Leontodon saxatilis
2008 Steve Matson
Leontodon saxatilis
2023 Alaine Arslan

Logfia filaginoides    California cottonrose
native
Annual herb

ASTERACEAE

Logfia filaginoides
2019 Steve Matson
Logfia filaginoides
2019 Steve Matson
Logfia filaginoides
2019 Steve Matson

Logfia gallica    Narrowleaf cottonrose
non-native
Annual herb

ASTERACEAE

Logfia gallica
2017 Barbara Boethling
Logfia gallica
2023 Ron Vanderhoff
Logfia gallica
2023 Ron Vanderhoff

Madia gracilis    Grassy tarweed,  Gumweed madia,  Slender tarweed
native
Annual herb

ASTERACEAE

Madia gracilis
2022 Mike Russler
Madia gracilis
2021 Amber Bedgood
Madia gracilis
2019 Ron Vanderhoff

Micropus californicus    Cotton top,  Micropus,  Q tips
native
Annual herb

ASTERACEAE

Micropus californicus
2006 Steve Matson
Micropus californicus
2006 Steve Matson
Micropus californicus
2021 Ron Vanderhoff

Microseris douglasii ssp. d.    Douglas' microseris,  Douglas' silverpuffs
native
Annual herb

ASTERACEAE

Microseris douglasii ssp. d.
2017 Steve Matson
Microseris douglasii ssp. d.
2017 Steve Matson
Microseris douglasii ssp. d.
2017 Steve Matson

Psilocarphus brevissimus    Short woollyheads,  Woolly marbles
native
Annual herb

ASTERACEAE

Psilocarphus brevissimus
2018 David Greenberger
Psilocarphus brevissimus
2020 R.A. Chasey
Psilocarphus brevissimus
2022 Bob Sweatt

Rhagadiolus stellatus    Endive daisy
non-native
Annual herb

ASTERACEAE

Rhagadiolus stellatus
2022 Emily R. Allen
Rhagadiolus stellatus
2017 William Miller
Rhagadiolus stellatus
2020 Naftali Moed

Senecio vulgaris    Common groundsel,  Old man in the spring,  Old man of spring
non-native
Annual herb

ASTERACEAE

Senecio vulgaris
2017 Barbara Boethling
Senecio vulgaris
2019 Ron Vanderhoff
Senecio vulgaris
2021 Toni Corelli

Silybum marianum    Blessed milkthistle,  Milk thistle
invasive non-native
Annual, Perennial herb

ASTERACEAE

Silybum marianum
2020 Nancy Hamlett
Silybum marianum
2019 Marisa Persaud
Silybum marianum
2018 Angelique Herman

Soliva sessilis    Common soliva,  Field burrweed,  South american soliva
non-native
Annual herb

ASTERACEAE

Soliva sessilis
2022 Diana Wahl
Soliva sessilis
2019 Abbot Chambers
Soliva sessilis
2019 Abbot Chambers

Sonchus asper ssp. asper    Prickly sow thistle,  Sow thistle
non-native
Annual herb

ASTERACEAE

Sonchus asper ssp. asper
2014 Gary McDonald
Sonchus asper ssp. asper
2022 Ron Vanderhoff
Sonchus asper ssp. asper
2014 Gary McDonald

Sonchus oleraceus    Common sow thistle,  Common sowthistle,  Sow thistle
non-native
Annual herb

ASTERACEAE

Sonchus oleraceus
2019 Diane Etchison
Sonchus oleraceus
2015 Jesse Rorabaugh
Sonchus oleraceus
2024 Ron Vanderhoff

Symphyotrichum chilense    California aster,  Pacific aster
native
Perennial herb

ASTERACEAE

Symphyotrichum chilense
2020 Suzanne L. Weakley
Symphyotrichum chilense
2013 Arcangelo Wessells
Symphyotrichum chilense
2018 Stacie Wolny

Taraxacum officinale    Common dandelion,  Dandelion,  Red seeded dandelion
non-native
Perennial herb

ASTERACEAE

Taraxacum officinale
2021 Ron Vanderhoff
Taraxacum officinale
2019 Diane Etchison
Taraxacum officinale
2021 Ron Vanderhoff

Tolpis barbata    European milkwort,  European umbrella milkwort
non-native
Annual, Perennial herb

ASTERACEAE

Tolpis barbata
2015 James Gonsman
Tolpis barbata
2020 R.A. Chasey
Tolpis barbata
2002 Bjørnar Olsen

Tragopogon porrifolius    Purple salsify
non-native
Perennial herb

ASTERACEAE

Tragopogon porrifolius
2019 Julie dinsdale
Tragopogon porrifolius
2015 David Wolfson
Tragopogon porrifolius
2020 Martin Cooper

Uropappus lindleyi    Silver puffs,  Uropappus
native
Annual herb

ASTERACEAE

Uropappus lindleyi
2019 Zack Abbey
Uropappus lindleyi
2019 Ron Vanderhoff
Uropappus lindleyi
2016 Ron Vanderhoff

Wyethia angustifolia    California compassplant,  Narrow leaf mule ears,  Narrow leaved mule ears
native
Perennial herb

ASTERACEAE

Wyethia angustifolia
2024 Alaine Arslan
Wyethia angustifolia
2021 R.A. Chasey
Wyethia angustifolia
2009 BOB CASE

Wyethia glabra    Coast range mule ears,  Shining mule ears,  Smooth mule ears
native
Perennial herb

ASTERACEAE

Wyethia glabra
2020 Julie A. Kierstead
Wyethia glabra
2022 R.A. Chasey
Wyethia glabra
2019 Colleen Herr

FAMILY: BETULACEAE
Alnus rhombifolia    White alder
native
Tree

BETULACEAE

Alnus rhombifolia
2005 BOB CASE
Alnus rhombifolia
2014 Garth Wadsworth
Alnus rhombifolia
2023 Ron Vanderhoff

Corylus cornuta ssp. californica    Beaked hazelnut
native
Shrub

BETULACEAE

Corylus cornuta ssp. californica
2017 Steve Matson
Corylus cornuta ssp. californica
2017 Steve Matson
Corylus cornuta ssp. californica
2017 Steve Matson

FAMILY: BORAGINACEAE
Cynoglossum grande    Grand hound's tongue,  Pacific hound's tongue,  Western houndstongue
native
Perennial herb

BORAGINACEAE

Cynoglossum grande
2021 Jamie Spielmann
Cynoglossum grande
2021 Mary Conway
Cynoglossum grande
2022 David Strauch

Myosotis discolor    Changing forget me not,  yellow and blue forget-me-not
non-native
Annual herb

BORAGINACEAE

Myosotis discolor
2017 Ron Vanderhoff
Myosotis discolor
2023 Donald Burk
Myosotis discolor
2019 David Greenberger

Plagiobothrys bracteatus    Bracted allocarya,  Bracted popcorn flower,  Bracted popcornflower
native
Annual herb

BORAGINACEAE

Plagiobothrys bracteatus
2023 R.A. Chasey
Plagiobothrys bracteatus
2023 R.A. Chasey
Plagiobothrys bracteatus
2023 R.A. Chasey

Plagiobothrys greenei    Greene's allocarya,  Greene's popcornflower
native
Annual herb

BORAGINACEAE

Plagiobothrys greenei
2020 Matt Berger
Plagiobothrys greenei
2009 Julie A. Kierstead
Plagiobothrys greenei
2013 David popp

Plagiobothrys nothofulvus    Rusty haired popcorn flower,  Rusty popcorn flower,  Rusty popcornflower
native
Annual herb

BORAGINACEAE

Plagiobothrys nothofulvus
2011 Steve Matson
Plagiobothrys nothofulvus
2011 Steve Matson
Plagiobothrys nothofulvus
2015 Steve Matson

Plagiobothrys stipitatus var. micranthus    Common vernal pool allocarya,  Stalked popcornflower
native
Annual herb

BORAGINACEAE

Plagiobothrys stipitatus var. micranthus
2017 Steve Matson
Plagiobothrys stipitatus var. micranthus
2017 Steve Matson
Plagiobothrys stipitatus var. micranthus
2017 Steve Matson

Plagiobothrys tener ssp. tener    Slender popcornflower
native
Annual herb

BORAGINACEAE

Plagiobothrys tener ssp. tener
2020 Susan McDougall
Plagiobothrys tener ssp. tener
2020 Susan McDougall
Plagiobothrys tener ssp. tener
2011 Steve Matson

FAMILY: BRASSICACEAE
Cardamine californica    California toothwort,  milkmaids
native
Perennial herb

BRASSICACEAE

Cardamine californica
2020 Barbara Peck
Cardamine californica
2019 Ron Vanderhoff
Cardamine californica
2019 Ron Vanderhoff

Cardamine oligosperma    Bitter cress,  Idaho bittercress
native
Annual, Perennial herb

BRASSICACEAE

Cardamine oligosperma
2008 Steve Matson
Cardamine oligosperma
2008 Steve Matson
Cardamine oligosperma
2008 Steve Matson

Draba verna    Spring draba,  Whitlow grass,  Whitlowgrass
non-native
Annual herb

BRASSICACEAE

Draba verna
2011 Steve Matson
Draba verna
2004 Steve Matson
Draba verna
2016 Steve Matson

Lepidium nitidum    Peppergrass,  Shining pepper grass,  Shining pepperweed
native
Annual herb

BRASSICACEAE

Lepidium nitidum
2021 Steve Matson
Lepidium nitidum
2016 Steve Matson
Lepidium nitidum
2021 Steve Matson

Raphanus sativus    Cultivated radish,  Jointed charlock,  Wild radish
invasive non-native
Annual, Biennial herb

BRASSICACEAE

Raphanus sativus
2017 Lisa Miller
Raphanus sativus
2020 Ron Vanderhoff
Raphanus sativus
2023 Julia Markey

Sisymbrium officinale    Hedge mustard,  Hedgemustard
non-native
Annual herb

BRASSICACEAE

Sisymbrium officinale
2021 Ann Garside
Sisymbrium officinale
2022 Julian Geoghegan
Sisymbrium officinale
2021 Ron Vanderhoff

Thysanocarpus curvipes    Fringe pod,  Fringed pod,  Hairy lacepod
native
Annual herb

BRASSICACEAE

Thysanocarpus curvipes
2019 Steve Matson
Thysanocarpus curvipes
2014 Steve Matson
Thysanocarpus curvipes
2016 Steve Matson

FAMILY: CALYCANTHACEAE
Calycanthus occidentalis    Spicebush,  Sweet shrub
native
Shrub

CALYCANTHACEAE

Calycanthus occidentalis
2015 Tim Miller
Calycanthus occidentalis
2019 Robert Nance
Calycanthus occidentalis
2018 Matt Berger

FAMILY: CAMPANULACEAE
Downingia pusilla    Dwarf calicoflower,  Dwarf downingia
rare native
Annual herb

CAMPANULACEAE

Downingia pusilla
2023 Bill Kress
Downingia pusilla
2019 Scott Yarger
Downingia pusilla
2022 Charles Russell

Githopsis specularioides    Common bluecup,  Venus' looking glass
native
Annual herb

CAMPANULACEAE

Githopsis specularioides
2016 Steve Matson
Githopsis specularioides
2016 Steve Matson
Githopsis specularioides
2021 Mike Russler

Heterocodon rariflorum    Few flowered heterocodon,  Rareflower heterocodon,  Western pear flower
native
Annual herb

CAMPANULACEAE

Heterocodon rariflorum
2022 Steve Matson
Heterocodon rariflorum
2022 Steve Matson
Heterocodon rariflorum
2022 Steve Matson

FAMILY: CAPRIFOLIACEAE
Lonicera hispidula    Pink honeysuckle
native
Vine, Shrub

CAPRIFOLIACEAE

Lonicera hispidula
2022 Suzanne L. Weakley
Lonicera hispidula
2021 Cara Wilcox
Lonicera hispidula
2018 Diana Wahl

Symphoricarpos albus var. laevigatus    Common snowberry,  Upright snowberry
native
Shrub

CAPRIFOLIACEAE

Symphoricarpos albus var. laevigatus
2020 Jacob Smith
Symphoricarpos albus var. laevigatus
2020 Jacob Smith
Symphoricarpos albus var. laevigatus
2021 Mike Russler

Symphoricarpos mollis    Creeping snowberry,  Trailing snowberry
native
Shrub

CAPRIFOLIACEAE

Symphoricarpos mollis
2019 Ron Vanderhoff
Symphoricarpos mollis
2020 Cara Wilcox
Symphoricarpos mollis
2019 Ron Vanderhoff

FAMILY: CARYOPHYLLACEAE
Cerastium glomeratum    Large mouse ears,  Mouseear chickweed,  Sticky chickweed
non-native
Annual herb

CARYOPHYLLACEAE

Cerastium glomeratum
2023 Ron Vanderhoff
Cerastium glomeratum
2023 Ron Vanderhoff
Cerastium glomeratum
2023 R.A. Chasey

Silene gallica    Common catchfly,  Windmill pink
non-native
Annual herb

CARYOPHYLLACEAE

Silene gallica
2019 Mary Wloch
Silene gallica
2017 Gary McDonald
Silene gallica
2019 Gary McDonald

Silene laciniata ssp. californica    California indian pink
native
Perennial herb

CARYOPHYLLACEAE

Silene laciniata ssp. californica
2023 Alaine Arslan
Silene laciniata ssp. californica
2016 Sue Graue
Silene laciniata ssp. californica
2019 Sue Graue

Stellaria media    Chickweed
non-native
Annual herb

CARYOPHYLLACEAE

Stellaria media
2018 Gary McDonald
Stellaria media
2018 Gary McDonald
Stellaria media
2015 Diane Etchison

FAMILY: CONVOLVULACEAE
Convolvulus arvensis    Field bindweed,  Orchard morningglory
non-native
Perennial herb, Vine

CONVOLVULACEAE

Convolvulus arvensis
2022 Steve Matson
Convolvulus arvensis
2021 Ron Vanderhoff
Convolvulus arvensis
2022 Steve Matson

FAMILY: CRASSULACEAE
Crassula aquatica    Aquatic pygmy weed,  Pigmy weed,  Water pygmyweed
native
Annual herb

CRASSULACEAE

Crassula aquatica
2019 Ron Vanderhoff
Crassula aquatica
2022 Ken-ichi Ueda
Crassula aquatica
2022 Catherine Chang

Crassula connata    Pigmy weed,  Sand pygmy weed,  Sand pygmyweed
native
Annual herb

CRASSULACEAE

Crassula connata
2020 Ron Vanderhoff
Crassula connata
2019 Ron Vanderhoff
Crassula connata
2019 Ron Vanderhoff

FAMILY: CUCURBITACEAE
Marah oregana    Coast man-root
native
Perennial herb, Vine

CUCURBITACEAE

Marah oregana
2020 Susan McDougall
Marah oregana
2017 James Gonsman
Marah oregana
2016 Steve Matson

FAMILY: CYPERACEAE
Carex densa    Dense sedge,  Sedge
native
Perennial grasslike herb

CYPERACEAE

Carex densa
2023 John Rawlings
Carex densa
2022 R.A. Chasey
Carex densa
2014 Eric Wrubel

Carex gracilior    Slender sedge
native
Perennial grasslike herb

CYPERACEAE

Carex gracilior
2010 Toni Corelli
Carex gracilior
2003 Steve Matson
Carex gracilior
2003 Steve Matson

Carex tumulicola    Foothill sedge,  Slender sedge,  Split awn sedge
native
Perennial grasslike herb

CYPERACEAE

Carex tumulicola
2017 David Greenberger
Carex tumulicola
2021 John Rawlings
Carex tumulicola
2021 John Rawlings

Cyperus eragrostis    Tall cyperus,  Tall flatsedge
native
Perennial grasslike herb

CYPERACEAE

Cyperus eragrostis
2016 Joan Hampton
Cyperus eragrostis
2021 Ken Lunders
Cyperus eragrostis
2014 James Gonsman

Eleocharis acicularis    Needle spike rush,  Needle spikerush
native
Perennial grasslike herb

CYPERACEAE

Eleocharis acicularis
2022 Ken-ichi Ueda
Eleocharis acicularis
2021 Ron Vanderhoff
Eleocharis acicularis
2019 Julia King

Eleocharis macrostachya    Common spikerush,  Creeping spike rush,  Pale spikerush
native
Perennial grasslike herb

CYPERACEAE

Eleocharis macrostachya
2023 Ron Vanderhoff
Eleocharis macrostachya
2023 Ron Vanderhoff
Eleocharis macrostachya
2003 Steve Matson

FAMILY: DENNSTAEDTIACEAE
Pteridium aquilinum var. pubescens    Hairy brackenfern,  Western bracken fern
native
Fern

DENNSTAEDTIACEAE

Pteridium aquilinum var. pubescens
2019 Ron Vanderhoff
Pteridium aquilinum var. pubescens
2019 Ron Vanderhoff
Pteridium aquilinum var. pubescens
2022 Bob Sweatt

FAMILY: DIPSACACEAE
Dipsacus fullonum    Fuller's teasel,  Fullers' teasel,  Wild teasel
invasive non-native
Perennial herb

DIPSACACEAE

Dipsacus fullonum
2022 Morgan Stickrod
Dipsacus fullonum
2017 MCOSD Restoration Crew
Dipsacus fullonum
2021 Amber Bedgood

FAMILY: DRYOPTERIDACEAE
Dryopteris arguta    California wood fern,  Coastal wood fern,  Shield fern
native
Fern

DRYOPTERIDACEAE

Dryopteris arguta
2018 James Gonsman
Dryopteris arguta
2019 Rebecca Crowe
Dryopteris arguta
2023 Julia Markey

FAMILY: EQUISETACEAE
Equisetum telmateia ssp. braunii    Giant horse tail,  Giant horsetail
native
Fern

EQUISETACEAE

Equisetum telmateia ssp. braunii
2016 Steve Matson
Equisetum telmateia ssp. braunii
2016 Steve Matson
Equisetum telmateia ssp. braunii
2022 Suzanne L. Weakley

FAMILY: ERICACEAE
Arbutus menziesii    Madrono,  Pacific madrone
native
Tree

ERICACEAE

Arbutus menziesii
2021 Cynthia Powell
Arbutus menziesii
2021 R.A. Chasey
Arbutus menziesii
2021 Hunter Breck

Arctostaphylos manzanita ssp. m.    Common manzanita
native
Shrub

ERICACEAE

Arctostaphylos manzanita ssp. m.
2022 Cynthia Powell
Arctostaphylos manzanita ssp. m.
2019 R.A. Chasey
Arctostaphylos manzanita ssp. m.
2019 Julie Kierstead Nelson

FAMILY: EUPHORBIACEAE
Euphorbia crenulata    Chinese caps,  Chinesecaps
native
Annual, Perennial herb

EUPHORBIACEAE

Euphorbia crenulata
2008 Steve Matson
Euphorbia crenulata
2008 Steve Matson
Euphorbia crenulata
2008 Steve Matson

Euphorbia peplus    Petty spurge
non-native
Annual herb

EUPHORBIACEAE

Euphorbia peplus
2006 Steve Matson
Euphorbia peplus
2022 Alice Cummings
Euphorbia peplus
2005 Luigi Rignanese

Euphorbia spathulata    Reticulate seeded spurge,  Warty spurge
native
Annual herb

EUPHORBIACEAE

Euphorbia spathulata
2021 R.A. Chasey
Euphorbia spathulata
2014 Steve Matson
Euphorbia spathulata
2014 Steve Matson

FAMILY: FABACEAE
Acmispon americanus ssp. americanus    American bird's foot trefoil,  American trefoil,  Spanish lotus
native
Annual herb

FABACEAE

Acmispon americanus ssp. americanus
2015 Steve Matson
Acmispon americanus ssp. americanus
2015 Steve Matson
Acmispon americanus ssp. americanus
2015 Steve Matson

Acmispon brachycarpus    hill lotus
native
Annual herb

FABACEAE

Acmispon brachycarpus
2005 Steve Matson
Acmispon brachycarpus
2005 Steve Matson
Acmispon brachycarpus
2018 Steve Matson

Acmispon parviflorus    Hill lotus
native
Annual herb

FABACEAE

Acmispon parviflorus
2008 Steve Matson
Acmispon parviflorus
2005 Steve Matson
Acmispon parviflorus
2008 Steve Matson

Acmispon wrangelianus    Wrangel lotus
native
Annual herb

FABACEAE

Acmispon wrangelianus
2016 Steve Matson
Acmispon wrangelianus
2016 Steve Matson
Acmispon wrangelianus
2016 Steve Matson

Astragalus gambelianus    Dwarf loco weed,  Gambel's dwarf milk vetch,  Gambel's locoweed
native
Annual herb

FABACEAE

Astragalus gambelianus
2019 Ron Vanderhoff
Astragalus gambelianus
2019 Ron Vanderhoff
Astragalus gambelianus
2022 Mike Russler

Genista monspessulana    French broom
invasive non-native
Shrub

FABACEAE

Genista monspessulana
2019 Ron Vanderhoff
Genista monspessulana
2019 Ron Vanderhoff
Genista monspessulana
2021 Michelle Karle

Hoita macrostachya    California hemp,  Large leather root
native
Perennial herb

FABACEAE

Hoita macrostachya
2020 Ron Vanderhoff
Hoita macrostachya
2022 Natalie McNear
Hoita macrostachya
2021 Julie King

Lathyrus angulatus    Angled pea vine
non-native
Vine

FABACEAE

Lathyrus angulatus
2019 Julie Kierstead Nelson
Lathyrus angulatus
2019 Julie Kierstead Nelson
Lathyrus angulatus
2022 Emily R. Allen

Lathyrus cicera    Red peavine
non-native
Annual herb

FABACEAE

Lathyrus cicera
2020 Dan Antonaccio
Lathyrus cicera
2021 Judy Schwartz
Lathyrus cicera
2019 Thomas Reyes

Lathyrus sphaericus    Grass peavine
non-native
Annual herb

FABACEAE

Lathyrus sphaericus
2019 Bill Haley
Lathyrus sphaericus
2019 Bill Haley
Lathyrus sphaericus
2018 James Gonsman

Lathyrus vestitus    Bolander's pea,  Common pacific pea,  Pacific peavine
native
Perennial herb

FABACEAE

Lathyrus vestitus
2018 Stacie Wolny
Lathyrus vestitus
2019 Ron Vanderhoff
Lathyrus vestitus
2019 Steve Conger

Lupinus bicolor    Annual lupine,  Bicolored lupine,  Miniature lupine
native
Annual, Perennial herb

FABACEAE

Lupinus bicolor
2021 Ken Lunders
Lupinus bicolor
2022 Mike Russler
Lupinus bicolor
2019 Gary McDonald

Lupinus latifolius    Bigleaf lupine,  Broad leaf lupine,  Broadleaf lupine
native
Perennial herb

FABACEAE

Lupinus latifolius
2017 Steve Matson
Lupinus latifolius
2017 Steve Matson
Lupinus latifolius
2008 Steve Matson

Lupinus nanus    Sky lupine
native
Annual herb

FABACEAE

Lupinus nanus
2016 Steve Matson
Lupinus nanus
2016 Steve Matson
Lupinus nanus
2016 Steve Matson

Medicago polymorpha    Bur clover,  Bur medic,  California burclover
invasive non-native
Annual herb

FABACEAE

Medicago polymorpha
2019 Gary McDonald
Medicago polymorpha
2019 Gary McDonald
Medicago polymorpha
2019 Gary McDonald

Rupertia physodes    California tea,  Common rupertia,  Forest scurfpea
native
Perennial herb

FABACEAE

Rupertia physodes
2021 Mary Ann Machi
Rupertia physodes
2023 Steve Conger
Rupertia physodes
2020 R.A. Chasey

Spartium junceum    Gorse,  Spanish broom
invasive non-native
Shrub

FABACEAE

Spartium junceum
2020 Ron Vanderhoff
Spartium junceum
2006 Jennifer Naegele
Spartium junceum
2021 Mary Herr

Thermopsis californica var. c.    California goldenbanner
native
Perennial herb

FABACEAE

Thermopsis californica var. c.
2020 Susan McDougall
Thermopsis californica var. c.
2022 Donald Burk
Thermopsis californica var. c.
2020 Donald Burk

Trifolium barbigerum    Bearded clover
native
Annual herb

FABACEAE

Trifolium barbigerum
2023 R.A. Chasey
Trifolium barbigerum
2010 Toni Corelli
Trifolium barbigerum
2017 Toni Corelli

Trifolium bifidum    Notch leaf clover,  Notchleaf clover,  Pinole clover
native
Annual herb

FABACEAE

Trifolium bifidum
2022 R.A. Chasey
Trifolium bifidum
2019 Alice Cummings
Trifolium bifidum
2022 R.A. Chasey

Trifolium campestre    Field clover,  Low hop clover
non-native
Annual herb

FABACEAE

Trifolium campestre
2019 David Wolfson
Trifolium campestre
2021 R.A. Chasey
Trifolium campestre
2021 R.A. Chasey

Trifolium ciliolatum    Foothill clover,  Tree clover
native
Annual herb

FABACEAE

Trifolium ciliolatum
2020 Diane Etchison
Trifolium ciliolatum
2015 Diane Etchison
Trifolium ciliolatum
2019 Ron Vanderhoff

Trifolium depauperatum ssp. d.    Cowbag clover,  Dwarf sack clover,  Pale sack clover
native
Annual herb

FABACEAE

Trifolium depauperatum ssp. d.
2021 Steve Matson
Trifolium depauperatum ssp. d.
2021 Steve Matson
Trifolium depauperatum ssp. d.
2022 Ken-ichi Ueda

Trifolium dubium    Shamrock clover,  Little Hop Clover,  Suckling clover
non-native
Annual herb

FABACEAE

Trifolium dubium
2018 Stacie Wolny
Trifolium dubium
2022 Dana York
Trifolium dubium
2017 MCOSD EDRR

Trifolium glomeratum    Clustered clover
non-native
Annual herb

FABACEAE

Trifolium glomeratum
2012 Michael Mitchell
Trifolium glomeratum
2012 Michael Mitchell
Trifolium glomeratum
2023 Donald Burk

Trifolium gracilentum    Graceful clover,  Pin point clover,  Pinpoint clover
native
Annual herb

FABACEAE

Trifolium gracilentum
2016 Steve Matson
Trifolium gracilentum
2016 Steve Matson
Trifolium gracilentum
2016 Steve Matson

Trifolium hirtum    Rose clover
invasive non-native
Annual herb

FABACEAE

Trifolium hirtum
2011 Steve Matson
Trifolium hirtum
2011 Steve Matson
Trifolium hirtum
2011 Steve Matson

Trifolium incarnatum    Crimson clover
non-native
Annual herb

FABACEAE

Trifolium incarnatum
2008 Steve Matson
Trifolium incarnatum
2008 Steve Matson
Trifolium incarnatum
2008 Steve Matson

Trifolium microcephalum    Hairy clover,  Small headed clover
native
Annual herb

FABACEAE

Trifolium microcephalum
2005 Steve Matson
Trifolium microcephalum
2016 Michael Mitchell
Trifolium microcephalum
2019 Ron Vanderhoff

Trifolium microdon    Thimble clover,  Valparaiso clover
native
Annual herb

FABACEAE

Trifolium microdon
2022 Dee Shea Himes
Trifolium microdon
2022 Dee Shea Himes
Trifolium microdon
2023 R.A. Chasey

Trifolium oliganthum    Few flowered clover,  Fewflower clover,  Minitomcat clover
native
Annual herb

FABACEAE

Trifolium oliganthum
2023 Helen Hancock
Trifolium oliganthum
2022 Mary Merriman
Trifolium oliganthum
2023 R.A. Chasey

Trifolium repens    White clover
non-native
Perennial herb

FABACEAE

Trifolium repens
2017 Gary McDonald
Trifolium repens
2007 Steve Matson
Trifolium repens
2017 Gary McDonald

Trifolium striatum    Knotted clover
non-native
Annual herb

FABACEAE

Trifolium striatum
2023 R.A. Chasey
Trifolium striatum
2007 Keir Morse
Trifolium striatum
2023 Ellen Uhler

Trifolium subterraneum    Sub clover,  Subterranean clover
non-native
Annual herb

FABACEAE

Trifolium subterraneum
2008 Steve Matson
Trifolium subterraneum
2008 Steve Matson
Trifolium subterraneum
2017 Steve Matson

Trifolium willdenovii    Tomcat clover
native
Annual herb

FABACEAE

Trifolium willdenovii
2019 Ron Vanderhoff
Trifolium willdenovii
2019 Ron Vanderhoff
Trifolium willdenovii
2018 Stacie Wolny

Vicia americana    American vetch
native
Perennial herb, Vine

FABACEAE

Vicia americana
2021 Charles Smith
Vicia americana
2021 Ron Vanderhoff
Vicia americana
2022 Mary Sue Ittner

Vicia sativa ssp. sativa*    Spring vetch
non-native
Annual herb, Vine

FABACEAE

Vicia sativa ssp. sativa*
2022 David Wolfson
Vicia sativa ssp. sativa*
2019 Cynthia Powell
Vicia sativa ssp. sativa*
2023 Ron Vanderhoff

FAMILY: FAGACEAE
Quercus agrifolia    California live oak,  Coast live oak
native
Tree

FAGACEAE

Quercus agrifolia
2019 Patrick Furtado
Quercus agrifolia
2022 Andy Ford
Quercus agrifolia
2018 Marcyn Del Clements

Quercus berberidifolia    Inland scrub oak
native
Tree

FAGACEAE

Quercus berberidifolia
2022 David Strauch
Quercus berberidifolia
2020 Cynthia Keiser
Quercus berberidifolia
2020 Cynthia Keiser

Quercus douglasii    Blue oak
native
Tree

FAGACEAE

Quercus douglasii
2023 Ryan O'Dell
Quercus douglasii
2018 Gary McDonald
Quercus douglasii
2020 Charles Russell

Quercus garryana    Garry's oak,  Oregon oak, garry oak,  Oregon white oak
native
Tree

FAGACEAE

Quercus garryana
2021 Isaac Kreger
Quercus garryana
2019 Susan McDougall
Quercus garryana
2023 Michele Hammond

Quercus kelloggii    Black oak,  California black oak
native
Tree

FAGACEAE

Quercus kelloggii
2020 Kim Cabrera
Quercus kelloggii
2021 Emily Sluiman
Quercus kelloggii
2023 Ryan O'Dell

Quercus lobata    California white oak,  Valley oak
native
Tree

FAGACEAE

Quercus lobata
2023 Helen Hancock
Quercus lobata
2021 Cynthia Powell
Quercus lobata
2023 Suzanne L. Weakley

FAMILY: GENTIANACEAE
Cicendia quadrangularis    Common microcalis,  Oregon timwort
native
Annual herb

GENTIANACEAE

Cicendia quadrangularis
2008 Steve Matson
Cicendia quadrangularis
2022 Charles Russell
Cicendia quadrangularis
2023 Bill Kress

Zeltnera davyi    Davy's centaury
native
Annual herb

GENTIANACEAE

Zeltnera davyi
2018 Mary Conway
Zeltnera davyi
2022 Irene Rosen
Zeltnera davyi
2023 R.A. Chasey

Zeltnera muehlenbergii    Muehlenberg's centaury
native
Annual herb

GENTIANACEAE

Zeltnera muehlenbergii
2019 Patrick Furtado
Zeltnera muehlenbergii
2015 James Gonsman
Zeltnera muehlenbergii
2011 Michael Perlmutter

FAMILY: GERANIACEAE
Erodium botrys    Big heron bill,  Broad leaf filaree,  Long beaked filaree
non-native
Annual herb

GERANIACEAE

Erodium botrys
2006 Steve Matson
Erodium botrys
2006 Steve Matson
Erodium botrys
2006 Steve Matson

Erodium cicutarium    Coastal heron's bill,  Red stemmed filaree,  Redstem stork's bill
invasive non-native
Annual herb

GERANIACEAE

Erodium cicutarium
2022 Steve Matson
Erodium cicutarium
2008 Steve Matson
Erodium cicutarium
2022 Steve Matson

Geranium dissectum    Cranesbill,  Cut leaved geranium,  Cutleaf geranium
invasive non-native
Annual herb

GERANIACEAE

Geranium dissectum
2021 Al Keuter
Geranium dissectum
2023 Ron Vanderhoff
Geranium dissectum
2014 Bryan Derr

Geranium molle    Crane's bill geranium,  Dove's foot geranium,  Dovefoot geranium
non-native
Annual, Perennial herb

GERANIACEAE

Geranium molle
2008 Steve Matson
Geranium molle
2008 Steve Matson
Geranium molle
2008 Steve Matson

Geranium purpureum    little Robin
invasive non-native
Annual, Biennial herb

GERANIACEAE

Geranium purpureum
2020 Jennifer Mo
Geranium purpureum
2023 Al Keuter
Geranium purpureum
2019 Cynthia Powell

FAMILY: HYDROPHYLLACEAE
Nemophila heterophylla    Canyon nemophila,  Small baby blue eyes,  Variable leaved nemophila
native
Annual herb

HYDROPHYLLACEAE

Nemophila heterophylla
2006 Steve Matson
Nemophila heterophylla
2005 Steve Matson
Nemophila heterophylla
2005 Steve Matson

FAMILY: HYPERICACEAE
Hypericum perforatum    Common st. johnswort,  Klamath weed,  Klamathweed
invasive non-native
Perennial herb

HYPERICACEAE

Hypericum perforatum
2020 Bob Sweatt
Hypericum perforatum
2018 stephen rosenthal
Hypericum perforatum
2020 Bob Sweatt

FAMILY: IRIDACEAE
Sisyrinchium bellum    Western blue eyed grass
native
Perennial herb

IRIDACEAE

Sisyrinchium bellum
2020 Mary Conway
Sisyrinchium bellum
2024 Ron Vanderhoff
Sisyrinchium bellum
2019 Stacie Wolny

FAMILY: JUNCACEAE
native
Annual grasslike herb

JUNCACEAE

Juncus bufonius var. bufonius
2021 John Rawlings
Juncus bufonius var. bufonius
2023 R.A. Chasey
Juncus bufonius var. bufonius
2019 Ron Vanderhoff

Juncus capitatus    Leafy bracted dwarf rush,  Leafybract dwarf rush
non-native
Annual grasslike herb

JUNCACEAE

Juncus capitatus
2022 Emily R. Allen
Juncus capitatus
2018 R.A. Chasey
Juncus capitatus
2016 Toni Corelli

Juncus effusus ssp. pacificus    Pacific rush
native
Perennial grasslike herb

JUNCACEAE

Juncus effusus ssp. pacificus
2009 Toni Corelli
Juncus effusus ssp. pacificus
2021 R.A. Chasey
Juncus effusus ssp. pacificus
2021 John Rawlings

Juncus hemiendytus    Herman's dwarf rush
native
Annual grasslike herb

JUNCACEAE

Juncus hemiendytus
2008 Steve Matson
Juncus hemiendytus
2008 Steve Matson
Juncus hemiendytus
2008 Steve Matson

Juncus mexicanus    Mexican rush
native
Perennial grasslike herb

JUNCACEAE

Juncus mexicanus
2004 Steve Matson

Juncus occidentalis    Rush,  Slender juncus,  Western rush
native
Perennial grasslike herb

JUNCACEAE

Juncus occidentalis
2021 Toni Corelli
Juncus occidentalis
2021 Dick Rawson
Juncus occidentalis
2021 Dick Rawson

Juncus patens    Common rush,  Spreading rush
native
Perennial grasslike herb

JUNCACEAE

Juncus patens
2022 R.A. Chasey
Juncus patens
2022 R.A. Chasey
Juncus patens
2018 Emily Allen

Juncus phaeocephalus var. paniculatus    Brown headed rush,  Brownhead rush,  Spreading brown headed rush
native
Perennial grasslike herb

JUNCACEAE

Juncus phaeocephalus var. paniculatus
2019 John Rawlings
Juncus phaeocephalus var. paniculatus
2021 John Rawlings
Juncus phaeocephalus var. paniculatus
2020 Alice Cummings

Luzula comosa    Common wood rush,  Hairy wood rush,  Pacific woodrush
native
Perennial grasslike herb

JUNCACEAE

Luzula comosa
2019 Matt Berger
Luzula comosa
2021 Steve Matson
Luzula comosa
2021 Steve Matson

FAMILY: JUNCAGINACEAE
Triglochin scilloides    Flowering-quillwort
native
Annual herb (aquatic)

JUNCAGINACEAE

Triglochin scilloides
2018 Carol Witham
Triglochin scilloides
2023 Ron Vanderhoff
Triglochin scilloides
2011 Hattie Brown

FAMILY: LAMIACEAE
Clinopodium douglasii    Yerba buena
native
Perennial herb

LAMIACEAE

Clinopodium douglasii
2019 Gary McDonald
Clinopodium douglasii
2012 Gary McDonald
Clinopodium douglasii
2012 Gary McDonald

Lamium purpureum    Henbit,  Purple dead nettle,  Purple deadnettle
non-native
Annual herb

LAMIACEAE

Lamium purpureum
2022 Emily R. Allen
Lamium purpureum
2023 R.A. Chasey
Lamium purpureum
2020 Cynthia Powell

Mentha pulegium    Pennyroyal
invasive non-native
Perennial herb

LAMIACEAE

Mentha pulegium
2014 James Gonsman
Mentha pulegium
2022 R.A. Chasey
Mentha pulegium
2015 Chris Jaster

Monardella villosa    Coyote mint
native
Perennial herb

LAMIACEAE

Monardella villosa
2020 Mary Sue Ittner
Monardella villosa
2019 Patrick Furtado
Monardella villosa
2019 Patricia Ashe

Monardella viridis    Green monardella
rare native
Perennial herb

LAMIACEAE

Monardella viridis
2019 R.A. Chasey
Monardella viridis
2020 Paul Aigner
Monardella viridis
2020 Paul Aigner

Pogogyne douglasii    Douglas' mesamint,  Douglas' pogogyne
native
Annual herb

LAMIACEAE

Pogogyne douglasii
2022 Steve Matson
Pogogyne douglasii
2016 Ray Gill
Pogogyne douglasii
2022 Ramona Robison

Scutellaria californica    California skullcap
native
Perennial herb

LAMIACEAE

Scutellaria californica
2016 Steve Matson
Scutellaria californica
2020 Bob Sweatt
Scutellaria californica
2022 Ken-ichi Ueda

Stachys rigida var. quercetorum    Rough hedgenettle
native
Perennial herb

LAMIACEAE

Stachys rigida var. quercetorum
2019 Ken Lunders
Stachys rigida var. quercetorum
2016 Ron Vanderhoff
Stachys rigida var. quercetorum
2023 Ron Vanderhoff

FAMILY: LAURACEAE
Umbellularia californica    Bay laurel,  California bay,  California laurel, bay tree
native
Tree

LAURACEAE

Umbellularia californica
2023 Mary Ann Machi
Umbellularia californica
2016 Steve Matson
Umbellularia californica
2023 Mary Ann Machi

FAMILY: LILIACEAE
Calochortus amabilis    Golden fairy lantern,  Golden globelily,  Short lily
native
Perennial herb

LILIACEAE

Calochortus amabilis
2024 Alaine Arslan
Calochortus amabilis
2014 Steve Matson
Calochortus amabilis
2019 Steve Laymon

Calochortus luteus    Yellow mariposa lily
native
Perennial herb

LILIACEAE

Calochortus luteus
2014 Steve Matson
Calochortus luteus
2014 Steve Matson
Calochortus luteus
2022 Steve Matson

Fritillaria affinis    Checker lily,  Mission bells
native
Perennial herb (bulb)

LILIACEAE

Fritillaria affinis
2008 Steve Matson
Fritillaria affinis
2008 Steve Matson
Fritillaria affinis
2008 Steve Matson

FAMILY: LINACEAE
Linum bienne    Narrow leaved flax,  Pale flax,  Small flowered flax
non-native
Annual herb

LINACEAE

Linum bienne
2019 Ken Lunders
Linum bienne
2021 Cameron Chabre
Linum bienne
2018 Cynthia Powell

FAMILY: LYTHRACEAE
Lythrum hyssopifolia    Hyssop loosestrife
invasive non-native
Annual, Perennial herb

LYTHRACEAE

Lythrum hyssopifolia
2019 Diane Etchison
Lythrum hyssopifolia
2021 Cynthia Powell
Lythrum hyssopifolia
2020 Ron Vanderhoff

FAMILY: MALVACEAE
Sidalcea diploscypha    Fringed checker mallow,  Fringed checkerbloom,  Fringed sidalcea
native
Annual herb

MALVACEAE

Sidalcea diploscypha
2022 William Lundgren
Sidalcea diploscypha
2016 Jennifer Wheeler
Sidalcea diploscypha
2021 Cynthia Powell

FAMILY: MARSILEACEAE
Pilularia americana    American pillwort
native
Fern

MARSILEACEAE

Pilularia americana
2017 Ron Vanderhoff
Pilularia americana
2017 Ron Vanderhoff
Pilularia americana
2022 Matt Berger

FAMILY: MONTIACEAE
Calandrinia menziesii    red maids,  Calandrinia
native
Annual herb

MONTIACEAE

Calandrinia menziesii
2021 Mary Ann Machi
Calandrinia menziesii
2019 Ron Vanderhoff
Calandrinia menziesii
2019 Ron Vanderhoff

Claytonia parviflora    Miner's lettuce,  Narrow leaved miner's lettuce,  Streambank springbeauty
native
Annual herb

MONTIACEAE

Claytonia parviflora
2017 Gary McDonald
Claytonia parviflora
2017 Gary McDonald
Claytonia parviflora
2023 Sue Luft

Claytonia perfoliata    Miners lettuce,  Miner's lettuce,  Rooreh (Ohlone)
native
Annual herb

MONTIACEAE

Claytonia perfoliata
2008 Steve Matson
Claytonia perfoliata
2019 Gary McDonald
Claytonia perfoliata
2020 Ron Vanderhoff

Montia fontana    Annual water minerslettuce,  Water chickweed,  Water montia
native
Annual herb

MONTIACEAE

Montia fontana
2023 Alaine Arslan
Montia fontana
2023 Alaine Arslan
Montia fontana
2006 Steve Matson

FAMILY: MYRSINACEAE
Lysimachia arvensis    Scarlet pimpernel
non-native
Annual herb

MYRSINACEAE

Lysimachia arvensis
2017 B.J. Dion
Lysimachia arvensis
2022 Chris McDonald
Lysimachia arvensis
2023 Ron Vanderhoff

Lysimachia latifolia    Pacific starflower
native
Perennial herb

MYRSINACEAE

Lysimachia latifolia
2008 Steve Matson
Lysimachia latifolia
2016 Steve Matson
Lysimachia latifolia
2008 Steve Matson

Lysimachia minima    Chaffweed
native
Annual herb

MYRSINACEAE

Lysimachia minima
2020 Ron Vanderhoff
Lysimachia minima
2018 Hayley Ross
Lysimachia minima
2020 Ron Vanderhoff

FAMILY: OLEACEAE
Fraxinus latifolia    Oregon ash
native
Tree

OLEACEAE

Fraxinus latifolia
2021 Robert Whitaker
Fraxinus latifolia
2021 Richard Spjut
Fraxinus latifolia
2012 Terrence Gosliner

Olea europaea    Olive
invasive non-native
Tree, Shrub

OLEACEAE

Olea europaea
2022 Donald Burk
Olea europaea
2021 Thomas Reyes
Olea europaea
2022 Ron Vanderhoff

FAMILY: ONAGRACEAE
native
Annual herb

ONAGRACEAE

Clarkia concinna ssp. concinna
2020 Joaquin Hale
Clarkia concinna ssp. concinna
2021 Dana York
Clarkia concinna ssp. concinna
2019 Steve Laymon

Clarkia gracilis ssp. gracilis    Graceful clarkia,  Slender clarkia
native
Annual herb

ONAGRACEAE

Clarkia gracilis ssp. gracilis
2021 Steve Laymon
Clarkia gracilis ssp. gracilis
2023 Larry Dizmang
Clarkia gracilis ssp. gracilis
2020 Steve Laymon

Clarkia purpurea ssp. quadrivulnera    Four-spot,  Purple clarkia,  Purple godetia
native
Annual herb

ONAGRACEAE

Clarkia purpurea ssp. quadrivulnera
2014 Steve Matson
Clarkia purpurea ssp. quadrivulnera
2019 Joe Engelbrecht
Clarkia purpurea ssp. quadrivulnera
2021 R.A. Chasey

Epilobium brachycarpum    Annual fireweed,  Autumn willowweed,  Panicled willow herb
native
Annual herb

ONAGRACEAE

Epilobium brachycarpum
2023 Mary Ann Machi
Epilobium brachycarpum
2019 Ramona Robison
Epilobium brachycarpum
2020 Ron Vanderhoff

Epilobium canum ssp. canum    California fuchsia,  Hummingbird trumpet
native
Perennial herb

ONAGRACEAE

Epilobium canum ssp. canum
2018 Ron Vanderhoff
Epilobium canum ssp. canum
2018 Ron Vanderhoff
Epilobium canum ssp. canum
2018 Ron Vanderhoff

Epilobium ciliatum    Fringed willowherb,  Northern willow herb,  Slender willow herb
native
Perennial herb

ONAGRACEAE

Epilobium ciliatum
2021 stephen rosenthal
Epilobium ciliatum
2019 Patrick Furtado
Epilobium ciliatum
2019 Gary McDonald

Epilobium torreyi    Narrow boisduvalia,  Narrow leaved boisduvalia,  Torrey's willowherb
native
Annual herb

ONAGRACEAE

Epilobium torreyi
2023 R.A. Chasey
Epilobium torreyi
2004 Norman Jensen
Epilobium torreyi
2022 R.A. Chasey

Taraxia ovata    Sun cup,  Goldeneggs
native
Perennial herb

ONAGRACEAE

Taraxia ovata
2017 Steve Matson
Taraxia ovata
2017 Steve Matson
Taraxia ovata
2017 Steve Matson

FAMILY: ORCHIDACEAE
Spiranthes porrifolia    Creamy ladies tresses,  Creamy ladies' tresses,  Western ladies tresses
native
Perennial herb

ORCHIDACEAE

Spiranthes porrifolia
2020 Mary Ann Machi
Spiranthes porrifolia
2016 Steve Matson
Spiranthes porrifolia
2019 Julie Kierstead Nelson

FAMILY: OROBANCHACEAE
Castilleja affinis ssp. affinis    Coast indian paintbrush
native
Perennial herb

OROBANCHACEAE

Castilleja affinis ssp. affinis
2006 Steve Matson
Castilleja affinis ssp. affinis
2006 Steve Matson
Castilleja affinis ssp. affinis
2019 Ron Vanderhoff

Castilleja attenuata    Narrow leaved owl's clover,  Valley tassels
native
Annual herb

OROBANCHACEAE

Castilleja attenuata
2024 Mary Ann Machi
Castilleja attenuata
2019 Timothy Boomer
Castilleja attenuata
2022 Mike Russler

Castilleja exserta ssp. exserta    Exserted indian paintbrush,  Pale purple owlclover,  Purple owl's clover
native
Annual herb

OROBANCHACEAE

Castilleja exserta ssp. exserta
2020 David Greenberger
Castilleja exserta ssp. exserta
2019 Ron Vanderhoff
Castilleja exserta ssp. exserta
2023 Ron Vanderhoff

Parentucellia viscosa    Yellow glandweed,  Yellow parentucellia
invasive non-native
Annual herb

OROBANCHACEAE

Parentucellia viscosa
2021 Janice Kuch
Parentucellia viscosa
2022 Donald Burk
Parentucellia viscosa
2017 Eric Wrubel

Pedicularis densiflora    Warrior's plume,  Indian warrior
native
Perennial herb

OROBANCHACEAE

Pedicularis densiflora
2015 Dee Warenycia
Pedicularis densiflora
2019 Jason Mills
Pedicularis densiflora
2017 Joshua Borkowski

Triphysaria eriantha ssp. eriantha    Butter 'n' eggs,  Johnny tuck
native
Annual herb

OROBANCHACEAE

Triphysaria eriantha ssp. eriantha
2005 Steve Matson
Triphysaria eriantha ssp. eriantha
2021 Steve Matson
Triphysaria eriantha ssp. eriantha
2008 Steve Matson

Triphysaria pusilla    Dwarf owl's clover,  Little owl's clover
native
Annual herb

OROBANCHACEAE

Triphysaria pusilla
2018 Steve Matson
Triphysaria pusilla
2018 Steve Matson
Triphysaria pusilla
2018 Steve Matson

FAMILY: OXALIDACEAE
Oxalis pes-caprae    Bermuda buttercup,  Sourgrass
invasive non-native
Perennial herb

OXALIDACEAE

Oxalis pes-caprae
2015 Richard Chasey
Oxalis pes-caprae
2017 Angelique Herman
Oxalis pes-caprae
2019 Gary McDonald

FAMILY: PAPAVERACEAE
Eschscholzia californica    California poppy
native
Annual, Perennial herb

PAPAVERACEAE

Eschscholzia californica
2019 Dee Shea Himes
Eschscholzia californica
2021 Ron Vanderhoff
Eschscholzia californica
2019 Amy Rapport

FAMILY: PHRYMACEAE
Diplacus aurantiacus    Orange Bush Monkeyflower
native
Shrub

PHRYMACEAE

Diplacus aurantiacus
2023 Bill Kress
Diplacus aurantiacus
2019 Stacie Wolny
Diplacus aurantiacus
2019 Gary McDonald

Diplacus tricolor    Tricolor monkeyflower
native
Annual herb

PHRYMACEAE

Diplacus tricolor
2020 Matt Berger
Diplacus tricolor
2022 Steve Matson
Diplacus tricolor
2022 Steve Matson

FAMILY: PINACEAE
Pseudotsuga menziesii    Douglas fir
native
Tree

PINACEAE

Pseudotsuga menziesii
2022 Ryan O'Dell
Pseudotsuga menziesii
2023 Ryan O'Dell
Pseudotsuga menziesii
2023 David popp

FAMILY: PLANTAGINACEAE
Collinsia heterophylla    Purple chinese houses
native
Annual herb

PLANTAGINACEAE

Collinsia heterophylla
2022 Mary Ann Machi
Collinsia heterophylla
2019 David Greenberger
Collinsia heterophylla
2019 Ron Vanderhoff

Collinsia sparsiflora    Few flowered collinsia
native
Annual herb

PLANTAGINACEAE

Collinsia sparsiflora
2021 Steve Matson
Collinsia sparsiflora
2021 Steve Matson
Collinsia sparsiflora
2015 Steve Matson

Gratiola ebracteata    Bractless hedge hyssop,  Common hedge hyssop
native
Annual herb

PLANTAGINACEAE

Gratiola ebracteata
2022 Steve Matson
Gratiola ebracteata
2022 Steve Matson
Gratiola ebracteata
2022 Steve Matson

Plantago erecta    California plantain,  Dotseed plantain,  Foothill plantain
native
Annual herb

PLANTAGINACEAE

Plantago erecta
2008 Steve Matson
Plantago erecta
2022 Steve Matson
Plantago erecta
2022 Steve Matson

Plantago lanceolata    English plantain,  Narrow leaved plantain,  Ribgrass
invasive non-native
Perennial herb

PLANTAGINACEAE

Plantago lanceolata
2017 Gary McDonald
Plantago lanceolata
2019 Joe Engelbrecht
Plantago lanceolata
2021 Ken Lunders

Tonella tenella    Lesser baby innocence,  Small flowered tonella
native
Annual herb

PLANTAGINACEAE

Tonella tenella
2021 Helen Hancock
Tonella tenella
2008 Steve Matson
Tonella tenella
2019 Belinda Lo

Veronica peregrina ssp. xalapensis    Hairy purslane speedwell,  Neckweed,  Purslane speedwell
native
Annual herb

PLANTAGINACEAE

Veronica peregrina ssp. xalapensis
2020 Steve Matson
Veronica peregrina ssp. xalapensis
2020 Ron Vanderhoff
Veronica peregrina ssp. xalapensis
2020 Steve Matson

FAMILY: POACEAE
Agrostis microphylla    Little leaf bentgrass,  Small leaf bentgrass,  Small leaved bentgrass
native
Annual grass

POACEAE

Agrostis microphylla
2023 John Rawlings
Agrostis microphylla
2023 John Rawlings
Agrostis microphylla
2023 John Rawlings

Agrostis pallens    Leafy bent grass,  Diego bent grass,  Seashore bentgrass
native
Perennial grass

POACEAE

Agrostis pallens
2021 John Rawlings
Agrostis pallens
2020 Susan McDougall
Agrostis pallens
2021 John Rawlings

Aira caryophyllea    Shiver grass,  Silver hairgrass,  Silvery hairgrass
non-native
Annual grass

POACEAE

Aira caryophyllea
2005 Steve Matson
Aira caryophyllea
2005 Steve Matson
Aira caryophyllea
2005 Steve Matson

Anthoxanthum aristatum    Annual vernal grass,  Annual vernalgrass
non-native
Annual grass

POACEAE

Anthoxanthum aristatum
2006 Gerald Carr
Anthoxanthum aristatum
2006 Gerald Carr
Anthoxanthum aristatum
2014 Zoya Akulova (ssp. aristatum)

Avena barbata    Slender oat,  Slim oat
invasive non-native
Annual grass

POACEAE

Avena barbata
2018 Julian Geoghegan
Avena barbata
2023 David popp
Avena barbata
2019 Ron Vanderhoff

Brachypodium distachyon    False brome,  Purple false brome
invasive non-native
Annual, Perennial grass

POACEAE

Brachypodium distachyon
2019 Ron Vanderhoff
Brachypodium distachyon
2021 John Rawlings
Brachypodium distachyon
2019 Ron Vanderhoff

Briza maxima    Big quaking grass,  Big quakinggrass,  Rattlesnake grass
invasive non-native
Annual grass

POACEAE

Briza maxima
2017 Gary McDonald
Briza maxima
2018 Bill Schmidt
Briza maxima
2017 Gary McDonald

Briza minor    Little quaking grass,  Little quakinggrass,  Little rattlesnake grass
non-native
Annual grass

POACEAE

Briza minor
2023 R.A. Chasey
Briza minor
2019 Gary McDonald
Briza minor
2019 Gary McDonald

Bromus diandrus    Bromegrass,  Ripgut brome,  Ripgut grass
invasive non-native
Annual grass

POACEAE

Bromus diandrus
2022 Ron Vanderhoff
Bromus diandrus
2021 Richard Spjut
Bromus diandrus
2022 Ron Vanderhoff

Bromus hordeaceus    Soft brome,  Soft chess
invasive non-native
Annual grass

POACEAE

Bromus hordeaceus
2023 Ron Vanderhoff
Bromus hordeaceus
2018 Gary McDonald
Bromus hordeaceus
2018 Gary McDonald

Bromus laevipes    Chinook brome,  Narrow flowered brome,  Woodland brome
native
Perennial grass

POACEAE

Bromus laevipes
2020 Alice Cummings
Bromus laevipes
2019 Kimberly Moses
Bromus laevipes
2018 Ken Hickman

Bromus carinatus    California brome
native
Perennial grass

POACEAE

Bromus carinatus
2020 Ron Vanderhoff
Bromus carinatus
2022 David popp
Bromus carinatus
2014 Vertin Alvarez

Cynosurus echinatus    Annual dogtail,  Bristly dogstail grass,  Dogtail grass
invasive non-native
Annual grass

POACEAE

Cynosurus echinatus
2017 Gary McDonald
Cynosurus echinatus
2010 Julie A. Kierstead
Cynosurus echinatus
2022 Ron Vanderhoff

Danthonia californica    California oatgrass
native
Perennial grass

POACEAE

Danthonia californica
2020 Sara Timby
Danthonia californica
2007 Steve Matson
Danthonia californica
2002 Bart and Susan Eisenberg

Deschampsia danthonioides    Annual hairgrass
native
Annual grass

POACEAE

Deschampsia danthonioides
2003 Steve Matson
Deschampsia danthonioides
2003 Steve Matson
Deschampsia danthonioides
2018 Emily Allen

Deschampsia elongata    Hairgrass,  Slender hairgrass
native
Perennial grass

POACEAE

Deschampsia elongata
2021 John Rawlings
Deschampsia elongata
2021 John Rawlings
Deschampsia elongata
2023 Robert Steers

Elymus caput-medusae    Medusa head
invasive non-native
Annual grass

POACEAE

Elymus caput-medusae
2023 Ron Vanderhoff
Elymus caput-medusae
2019 Jennifer Mo
Elymus caput-medusae
2011 Steve Matson

Elymus glaucus    Blue wildrye
native
Perennial grass

POACEAE

Elymus glaucus
2020 Denise Defreese
Elymus glaucus
2019 Patrick Furtado
Elymus glaucus
2018 Cynthia Powell

Elymus multisetus    Big squirreltail grass
native
Perennial grass

POACEAE

Elymus multisetus
2019 Ron Vanderhoff
Elymus multisetus
2023 Helen Hancock
Elymus multisetus
2021 Denise Defreese

Festuca bromoides    Brome fescue
non-native
Annual grass

POACEAE

Festuca bromoides
2022 Diana Wahl
Festuca bromoides
2021 Toni Corelli
Festuca bromoides
2021 David popp

Festuca californica    California fescue
native
Perennial grass

POACEAE

Festuca californica
2019 Justin Luong
Festuca californica
2022 Justin Luong
Festuca californica
2012 Aaron Arthur

Festuca idahoensis    Blue bunchgrass,  Blue fescue,  Idaho fescue
native
Perennial grass

POACEAE

Festuca idahoensis
2016 Brett Dean
Festuca idahoensis
2020 Paul Aigner
Festuca idahoensis
2016 Andrew Longman

Festuca microstachys    Small fescue
native
Annual grass

POACEAE

Festuca microstachys
2022 Aaron Sunshine
Festuca microstachys
2011 Steve Matson
Festuca microstachys
2011 Steve Matson

Festuca myuros    Rattail sixweeks grass
invasive non-native
Annual grass

POACEAE

Festuca myuros
2021 Aaron Echols
Festuca myuros
2021 Ron Vanderhoff
Festuca myuros
2022 John Rawlings

Festuca perennis    Italian rye grass
invasive non-native
Annual, Perennial grass

POACEAE

Festuca perennis
2019 Ron Vanderhoff
Festuca perennis
2017 Gary McDonald
Festuca perennis
2021 Ron Vanderhoff

Gastridium phleoides    Nit grass
non-native
Annual grass

POACEAE

Gastridium phleoides
2020 Ron Vanderhoff
Gastridium phleoides
2020 Ron Vanderhoff
Gastridium phleoides
2017 Gary McDonald

Holcus lanatus    Common velvetgrass,  Velvet grass,  Velvetgrass
invasive non-native
Perennial grass

POACEAE

Holcus lanatus
2019 Bill Haley
Holcus lanatus
2019 Bill Haley
Holcus lanatus
2019 Bill Haley

Hordeum marinum var. gussoneanum    Barley,  Mediterranean barley
non-native
Annual grass

POACEAE

Hordeum marinum var. gussoneanum
2018 Carolyn
Hordeum marinum var. gussoneanum
2020 Paul Aigner
Hordeum marinum var. gussoneanum
2017 Toni Corelli

Melica californica    California melicgrass
native
Perennial grass

POACEAE

Melica californica
2023 John Rawlings
Melica californica
2021 John Rawlings
Melica californica
2022 John Rawlings

Melica geyeri    Geyer's onion grass,  Geyer's oniongrass
native
Perennial grass

POACEAE

Melica geyeri
2019 John Rawlings
Melica geyeri
2023 R.A. Chasey
Melica geyeri
2020 Robert Steers

Melica torreyana    Torrey melic,  Torrey's melica,  Torrey's melicgrass
native
Perennial grass

POACEAE

Melica torreyana
2021 Toni Corelli
Melica torreyana
2019 John Rawlings
Melica torreyana
2017 MCOSD Restoration Crew

Phalaris aquatica    Bulbous canarygrass,  Harding grass
invasive non-native
Perennial grass

POACEAE

Phalaris aquatica
2018 Thomas Reyes
Phalaris aquatica
2021 Lenihan Mazur
Phalaris aquatica
2022 Lenihan Mazur

Phalaris paradoxa    Hood canarygrass
non-native
Annual grass

POACEAE

Phalaris paradoxa
2021 David popp
Phalaris paradoxa
2021 John Rawlings
Phalaris paradoxa
2017 James Bailey

Poa annua    Annual blue grass,  Annual bluegrass
non-native
Annual grass

POACEAE

Poa annua
2021 Ron Vanderhoff
Poa annua
2022 John Rawlings
Poa annua
2015 Richard Chasey

Poa pratensis ssp. pratensis    Kentucky blue grass,  Kentucky bluegrass
non-native
Perennial grass

POACEAE

Poa pratensis ssp. pratensis
2021 John Rawlings
Poa pratensis ssp. pratensis
2020 Diana Wahl
Poa pratensis ssp. pratensis
1998 Dean Wm. Taylor (Poa pratensis ssp. agassizensis)

Polypogon monspeliensis    Annual beard grass,  Rabbitsfoot grass
invasive non-native
Annual grass

POACEAE

Polypogon monspeliensis
2008 Steve Matson
Polypogon monspeliensis
2014 Steve Matson
Polypogon monspeliensis
2008 Steve Matson

Stipa lepida    Foothill needle grass
native
Perennial grass

POACEAE

Stipa lepida
2017 Gary McDonald
Stipa lepida
2023 Ron Vanderhoff
Stipa lepida
2017 Gary McDonald

Stipa pulchra    Purple needle grass
native
Perennial grass

POACEAE

Stipa pulchra
2019 Michelle Karle
Stipa pulchra
2008 Zoya Akulova
Stipa pulchra
2019 Ron Vanderhoff

Trisetum canescens    Nodding oatgrass,  Nodding trisetum,  Tall trisetum
native
Perennial grass

POACEAE

Trisetum canescens
2020 John Rawlings
Trisetum canescens
2011 Steve Matson
Trisetum canescens
2022 Ellen Uhler

FAMILY: POLEMONIACEAE
Gilia tricolor    Bird's eye gilia,  Bird's eyes,  Tricolor gilia
native
Annual herb

POLEMONIACEAE

Gilia tricolor
2021 Steve Matson
Gilia tricolor
2022 Steve Matson
Gilia tricolor
2021 Steve Matson

Leptosiphon androsaceus    False babystars
native
Annual herb

POLEMONIACEAE

Leptosiphon androsaceus
2010 Jeffrey Hapeman
Leptosiphon androsaceus
2020 R.A. Chasey
Leptosiphon androsaceus
2014 James Gonsman

Leptosiphon jepsonii    Jepson's leptosiphon
rare native
Annual herb

POLEMONIACEAE

Leptosiphon jepsonii
2021 Zoya Akulova
Leptosiphon jepsonii
2013 James Gonsman
Leptosiphon jepsonii
2023 R.A. Chasey

Leptosiphon parviflorus    Variable linanthus
native
Annual herb

POLEMONIACEAE

Leptosiphon parviflorus
2008 Keir Morse
Leptosiphon parviflorus
2008 Keir Morse
Leptosiphon parviflorus
2008 Keir Morse

Microsteris gracilis    Slender phlox
native
Annual herb

POLEMONIACEAE

Microsteris gracilis
2003 Steve Matson
Microsteris gracilis
2016 Steve Matson
Microsteris gracilis
2003 Steve Matson

Navarretia intertexta    Interwoven navarretia,  Needle leaved navarretia,  Needleleaf navarretia
native
Annual herb

POLEMONIACEAE

Navarretia intertexta
2019 Steve Matson
Navarretia intertexta
2019 Steve Matson
Navarretia intertexta
2019 Steve Matson

Navarretia leucocephala ssp. bakeri    Baker's navarretia
rare native
Annual herb

POLEMONIACEAE

Navarretia leucocephala ssp. bakeri
2019 Hunter Breck
Navarretia leucocephala ssp. bakeri
2020 Tim Miller
Navarretia leucocephala ssp. bakeri
2019 Hunter Breck

Navarretia pubescens    Downy pincushionplant,  Purple navarretia
native
Annual herb

POLEMONIACEAE

Navarretia pubescens
2009 Bob Case
Navarretia pubescens
2019 David Greenberger
Navarretia pubescens
2022 Helen Hancock

FAMILY: POLYGALACEAE
Polygala californica    California milkwort,  Milkwort
native
Perennial herb

POLYGALACEAE

Polygala californica
2020 David Wolfson
Polygala californica
2008 Keir Morse
Polygala californica
2021 Janice Kuch

FAMILY: POLYGONACEAE
Rumex acetosella    Common sheep sorrel
invasive non-native
Perennial herb

POLYGONACEAE

Rumex acetosella
2017 Gary McDonald
Rumex acetosella
2008 Steve Matson
Rumex acetosella
2019 Patrick Furtado

Rumex crispus    Curly dock,  Curly leaved dock,  Rhubarb
invasive non-native
Perennial herb

POLYGONACEAE

Rumex crispus
2018 Tim Lewis
Rumex crispus
2019 Diane Etchison
Rumex crispus
2023 Ron Vanderhoff

Rumex pulcher    Fiddle dock
non-native
Perennial herb

POLYGONACEAE

Rumex pulcher
2020 Ryan Carle
Rumex pulcher
2022 Chris McDonald
Rumex pulcher
2019 Saul Soto

FAMILY: POLYPODIACEAE
Polypodium californicum    California polypody
native
Fern

POLYPODIACEAE

Polypodium californicum
2020 Ron Vanderhoff
Polypodium californicum
2021 Ron Vanderhoff
Polypodium californicum
2023 Keir Morse

Polypodium glycyrrhiza    Licorice fern
native
Fern

POLYPODIACEAE

Polypodium glycyrrhiza
2014 BOB CASE
Polypodium glycyrrhiza
2022 Mary Conway
Polypodium glycyrrhiza
2014 BOB CASE

FAMILY: PRIMULACEAE
Primula hendersonii    Mosquito bill
native
Perennial herb

PRIMULACEAE

Primula hendersonii
2016 Steve Matson
Primula hendersonii
2016 Steve Matson
Primula hendersonii
2016 Steve Matson

FAMILY: PTERIDACEAE
Adiantum jordanii    Adiantum,  maiden hair fern
native
Fern

PTERIDACEAE

Adiantum jordanii
2022 BOB CASE
Adiantum jordanii
2019 Ron Vanderhoff
Adiantum jordanii
2023 Mike Russler

Pentagramma triangularis    Gold back fern,  Goldenback fern
native
Fern

PTERIDACEAE

Pentagramma triangularis
2021 Ron Vanderhoff
Pentagramma triangularis
2021 Mike Russler
Pentagramma triangularis
2024 Steve Conger

FAMILY: RANUNCULACEAE
Aquilegia formosa    Crimson columbine,  Sitka columbine,  Western columbine
native
Perennial herb

RANUNCULACEAE

Aquilegia formosa
2022 Charles Russell
Aquilegia formosa
2019 Diane Etchison
Aquilegia formosa
2022 David Strauch

Clematis lasiantha    Chaparral clematis,  Pipestem
native
Perennial herb, Vine

RANUNCULACEAE

Clematis lasiantha
2008 Steve Matson
Clematis lasiantha
2018 Steve Matson
Clematis lasiantha
2018 Steve Matson

Delphinium nudicaule    Canyon larkspur,  Red or Orange Larkspur,  Red larkspur
native
Perennial herb

RANUNCULACEAE

Delphinium nudicaule
2006 Steve Matson
Delphinium nudicaule
2006 Steve Matson
Delphinium nudicaule
2024 Mary Ann Machi

Delphinium variegatum    Royal larkspur
native
Perennial herb

RANUNCULACEAE

Delphinium variegatum
2009 BOB CASE
Delphinium variegatum
2021 Robin Carter
Delphinium variegatum
2023 R.A. Chasey

Ranunculus californicus    California buttercup
native
Perennial herb

RANUNCULACEAE

Ranunculus californicus
2016 Steve Matson
Ranunculus californicus
2016 Steve Matson
Ranunculus californicus
2016 Steve Matson

Ranunculus muricatus    Buttercup,  Pricklefruit buttercup,  Spiny buttercup
non-native
Annual, Perennial herb

RANUNCULACEAE

Ranunculus muricatus
2023 R.A. Chasey
Ranunculus muricatus
2023 Alaine Arslan
Ranunculus muricatus
2009 Julie A. Kierstead

Ranunculus orthorhynchus var. bloomeri    Bloomer's beaked buttercup,  Bloomer's buttercup
native
Perennial herb

RANUNCULACEAE

Ranunculus orthorhynchus var. bloomeri
2019 Ken Hickman
Ranunculus orthorhynchus var. bloomeri
2019 Hunter Breck
Ranunculus orthorhynchus var. bloomeri
2019 Ken Hickman

Ranunculus pusillus    Low buttercup,  Low spearwort
native
Annual herb (aquatic)

RANUNCULACEAE

Ranunculus pusillus
2023 R.A. Chasey
Ranunculus pusillus
2007 Jorg & Mimi Fleige
Ranunculus pusillus
2023 R.A. Chasey

Thalictrum fendleri var. polycarpum    Fendler's meadow rue,  Meadow rue,  Torrey's meadow rue
native
Perennial herb

RANUNCULACEAE

Thalictrum fendleri var. polycarpum
2017 Thomas Reyes
Thalictrum fendleri var. polycarpum
2019 Patrick Furtado
Thalictrum fendleri var. polycarpum
2020 Diane Etchison

FAMILY: RHAMNACEAE
Ceanothus cuneatus    Buck brush,  Wedgeleaf ceanothus
native
Shrub

RHAMNACEAE

Ceanothus cuneatus
2021 Steve Matson
Ceanothus cuneatus
2021 Steve Matson
Ceanothus cuneatus
2021 Steve Matson

Frangula californica    California coffeeberry
native
Shrub

RHAMNACEAE

Frangula californica
2019 Talila Golan
Frangula californica
2018 Mary Conway
Frangula californica
2015 Steve Matson

Rhamnus crocea    Redberry buckthorn
native
Shrub

RHAMNACEAE

Rhamnus crocea
2011 Michael Mitchell
Rhamnus crocea
2022 Ron Vanderhoff
Rhamnus crocea
2019 Ron Vanderhoff

FAMILY: ROSACEAE
Acaena pinnatifida var. californica    California sheepburr
native
Perennial herb

ROSACEAE

Acaena pinnatifida var. californica
2020 R.A. Chasey
Acaena pinnatifida var. californica
2022 Ken-ichi Ueda
Acaena pinnatifida var. californica
2020 R.A. Chasey

native
Tree, Shrub

ROSACEAE

Adenostoma fasciculatum
2019 Steve Matson
Adenostoma fasciculatum
2019 Steve Matson
Adenostoma fasciculatum
2019 Steve Matson

Amelanchier utahensis    Pale leaved serviceberry,  Service berry,  Utah service berry
native
Shrub

ROSACEAE

Amelanchier utahensis
2022 R.A. Chasey
Amelanchier utahensis
2021 Robert Steers
Amelanchier utahensis
2022 R.A. Chasey

Aphanes occidentalis    Western lady's mantle
native
Annual, Perennial herb

ROSACEAE

Aphanes occidentalis
2019 Ron Vanderhoff
Aphanes occidentalis
2017 Ron Vanderhoff
Aphanes occidentalis
2023 R.A. Chasey

Cercocarpus betuloides    Birch leaf mountain mahogany,  Mountain mahogany
native
Tree, Shrub

ROSACEAE

Cercocarpus betuloides
2020 Rebecca Schoenenberger
Cercocarpus betuloides
2020 Aaron Echols
Cercocarpus betuloides
2016 Cindy Roessler

Drymocallis glandulosa var. g.    Sticky cinquefoil
native
Perennial herb

ROSACEAE

Drymocallis glandulosa var. g.
2020 Mary Conway
Drymocallis glandulosa var. g.
2019 Diane Etchison
Drymocallis glandulosa var. g.
2020 Diane Etchison

Fragaria vesca    California strawberry,  Wild strawberry,  Wood strawberry
native
Perennial herb

ROSACEAE

Fragaria vesca
2020 Cara Wilcox
Fragaria vesca
2017 James Gonsman
Fragaria vesca
2022 Dee Shea Himes

Heteromeles arbutifolia    Christmas berry,  Toyon
native
Shrub

ROSACEAE

Heteromeles arbutifolia
2015 James Gonsman
Heteromeles arbutifolia
2017 Gary McDonald
Heteromeles arbutifolia
2017 Gary McDonald

Holodiscus discolor    Cream bush,  Ocean spray,  Oceanspray
native
Shrub

ROSACEAE

Holodiscus discolor
2017 Steve Matson
Holodiscus discolor
2017 Steve Matson
Holodiscus discolor
2022 Steve Matson

Prunus cerasifera    Cherry plum
invasive non-native
Tree

ROSACEAE

Prunus cerasifera
2021 MCOSD EDRR
Prunus cerasifera
2019 MCOSD EDRR
Prunus cerasifera
2015 jamie smith

Rosa californica    California wild rose,  California wildrose
native
Shrub

ROSACEAE

Rosa californica
2022 Suzanne L. Weakley
Rosa californica
2022 Suzanne L. Weakley
Rosa californica
2020 R.A. Chasey

Rosa gymnocarpa    Dwarf rose,  Baldhip rose
native
Shrub

ROSACEAE

Rosa gymnocarpa
2012 Michael Mitchell
Rosa gymnocarpa
2012 Michael Mitchell
Rosa gymnocarpa
2017 David popp

Rosa spithamea    Ground rose,  Sonoma rose
native
Shrub

ROSACEAE

Rosa spithamea
2021 David Gowen
Rosa spithamea
1973 Geoff Burleigh
Rosa spithamea
2020 David Krause

Rubus armeniacus    Himalayan blackberry,  black berry,  Armenian blackberry
invasive non-native
Shrub

ROSACEAE

Rubus armeniacus
2014 James Gonsman
Rubus armeniacus
2020 Julie A. Kierstead
Rubus armeniacus
2018 Richard Spjut

FAMILY: RUBIACEAE
Galium aparine    Cleavers,  Common bedstraw,  Goose grass
native
Annual herb

RUBIACEAE

Galium aparine
2020 Ron Vanderhoff
Galium aparine
2005 Steve Matson
Galium aparine
2020 Ron Vanderhoff

Galium californicum    California bedstraw
native
Perennial herb

RUBIACEAE

Galium californicum
2006 Steve Matson
Galium californicum
2014 Steve Matson
Galium californicum
2014 Steve Matson

Galium divaricatum    Lamarck's bedstraw
non-native
Annual herb

RUBIACEAE

Galium divaricatum
2001 Julie Kierstead Nelson
Galium divaricatum
2020 Jean Pawek
Galium divaricatum
2020 Jean Pawek

Galium parisiense    Wall bedstraw
non-native
Annual herb

RUBIACEAE

Galium parisiense
2021 Al Keuter
Galium parisiense
2020 Ron Vanderhoff
Galium parisiense
2019 Diane Etchison

Galium porrigens    Climbing bedstraw,  Graceful bedstraw,  Nuttall's bedstraw
native
Vine, Shrub

RUBIACEAE

Galium porrigens
2005 Steve Matson
Galium porrigens
2005 Steve Matson
Galium porrigens
2005 Steve Matson

Sherardia arvensis    Blue fieldmadder,  Field madder
non-native
Annual herb

RUBIACEAE

Sherardia arvensis
2005 Steve Matson
Sherardia arvensis
2008 Steve Matson
Sherardia arvensis
2008 Steve Matson

FAMILY: RUSCACEAE
Maianthemum racemosum    Feathery false lily of the valley
native
Perennial herb

RUSCACEAE

Maianthemum racemosum
2020 Bob Sweatt
Maianthemum racemosum
2018 Steve Matson
Maianthemum racemosum
2019 Cynthia Powell

FAMILY: SALICACEAE
Salix lasiolepis    Arroyo willow
native
Tree, Shrub

SALICACEAE

Salix lasiolepis
2022 Ron Vanderhoff
Salix lasiolepis
2022 Ron Vanderhoff
Salix lasiolepis
2020 Steve Matson

FAMILY: SAPINDACEAE
Acer macrophyllum    Big leaf maple,  Bigleaf maple
native
Tree

SAPINDACEAE

Acer macrophyllum
2016 Steve Matson
Acer macrophyllum
2018 Steve Matson
Acer macrophyllum
2018 Steve Matson

Aesculus californica    Buckeye,  California buckeye,  California horse chestnut
native
Tree

SAPINDACEAE

Aesculus californica
2011 Steve Matson
Aesculus californica
2011 Steve Matson
Aesculus californica
2019 Verna Jigour

FAMILY: SAXIFRAGACEAE
Lithophragma affine    Common woodland star,  San francisco woodland star,  Woodland star
native
Perennial herb

SAXIFRAGACEAE

Lithophragma affine
2018 Steve Matson
Lithophragma affine
2018 Steve Matson
Lithophragma affine
2018 Steve Matson

Lithophragma heterophyllum    Hill star,  Hillside woodland star
native
Perennial herb

SAXIFRAGACEAE

Lithophragma heterophyllum
2019 David Greenberger
Lithophragma heterophyllum
2019 David Magney
Lithophragma heterophyllum
2018 Ken Lunders

FAMILY: SCROPHULARIACEAE
Scrophularia californica    California bee plant,  California figwort
native
Perennial herb

SCROPHULARIACEAE

Scrophularia californica
2020 Bob Sweatt
Scrophularia californica
2006 Steve Matson
Scrophularia californica
2019 Cynthia Powell

FAMILY: THEMIDACEAE
Brodiaea elegans    Harvest brodiaea
native
Perennial herb

THEMIDACEAE

Brodiaea elegans
2019 Joe Engelbrecht
Brodiaea elegans
2009 Bob Case
Brodiaea elegans
2009 BOB CASE

Brodiaea terrestris    Dwarf brodiaea
native
Perennial herb

THEMIDACEAE

Brodiaea terrestris
2023 Steve Conger
Brodiaea terrestris
2023 Steve Conger
Brodiaea terrestris
2019 Mary Gerbic

Dichelostemma capitatum    Blue dicks,  Wild hyacinth
native
Perennial herb

THEMIDACEAE

Dichelostemma capitatum
2017 Alison Sheehey
Dichelostemma capitatum
Geoff Burleigh
Dichelostemma capitatum
2015 Ken Lunders

Dichelostemma congestum    Fork toothed ookow,  Ookow
native
Perennial herb

THEMIDACEAE

Dichelostemma congestum
2017 Gary Morgret
Dichelostemma congestum
2019 Suzanne L. Weakley
Dichelostemma congestum
2023 Teal Derrer

Triteleia hyacinthina    White brodiaea,  Wild hyacinth,  White Brodiaea, Fool's Onion
native
Perennial herb

THEMIDACEAE

Triteleia hyacinthina
2023 Suzanne L. Weakley
Triteleia hyacinthina
2008 Steve Matson
Triteleia hyacinthina
2020 Steve Conger

Triteleia laxa    Ithuriel's spear
native
Perennial herb

THEMIDACEAE

Triteleia laxa
2018 Gary McDonald
Triteleia laxa
2018 Tim Lewis
Triteleia laxa
2019 Matt Berger

Triteleia peduncularis    Long ray brodiaea,  Long rayed brodiaea,  Marsh triteleia
native
Perennial herb

THEMIDACEAE

Triteleia peduncularis
2021 Suzanne L. Weakley
Triteleia peduncularis
2020 John Game
Triteleia peduncularis
2021 Suzanne L. Weakley

FAMILY: URTICACEAE
Urtica dioica ssp. holosericea    Giant creek nettle,  Hoary nettle,  Mountain nettle
native
Perennial herb

URTICACEAE

Urtica dioica ssp. holosericea
2014 Steve Matson
Urtica dioica ssp. holosericea
2014 Steve Matson
Urtica dioica ssp. holosericea
2014 Steve Matson

FAMILY: VALERIANACEAE
Plectritis ciliosa    Long spurred plectritis,  Longspur seablush
native
Annual herb

VALERIANACEAE

Plectritis ciliosa
2022 Steve Matson
Plectritis ciliosa
2005 Steve Matson
Plectritis ciliosa
2022 Steve Matson

Plectritis congesta ssp. brachystemon    Shortspur seablush
native
Annual herb

VALERIANACEAE

Plectritis congesta ssp. brachystemon
2023 Catherine Chang
Plectritis congesta ssp. brachystemon
2005 Steve Matson
Plectritis congesta ssp. brachystemon
2018 Gail Johnson

FAMILY: VIBURNACEAE
Sambucus nigra ssp. caerulea    Blue elderberry
native
Tree, Shrub

VIBURNACEAE

Sambucus nigra ssp. caerulea
2021 Mike Russler
Sambucus nigra ssp. caerulea
2020 Diane Etchison
Sambucus nigra ssp. caerulea
2022 El Byrne

FAMILY: VISCACEAE
native
Shrub (parasitic)

VISCACEAE

Phoradendron leucarpum ssp. tomentosum
2022 David popp
Phoradendron leucarpum ssp. tomentosum
2020 R.A. Chasey
Phoradendron leucarpum ssp. tomentosum
2021 R.A. Chasey

FAMILY: VITACEAE
Vitis californica    California grape,  California wild grape
native
Vine, Shrub

VITACEAE

Vitis californica
2015 Bill Bogdanoff
Vitis californica
2013 Zoya Akulova
Vitis californica
2009 BOB CASE