Plant List

Below is the most recently updated plant list for the UCSC Campus, adapted from "The Natural History of UC Santa Cruz Campus" 2nd Edition. More information about plants on specific areas of campus can be found in the publication which is available online and in the UCSC bookstore. 

More information specific to the UCSC Forest Ecology Research Plot (UCSC FERP) can be found in this FERP plant list and this FERP Key to UCSC Plants.

Download a PDF of this list here.

Guide to this list:

ABUNDANCE: 1 = abundant, 2 = common, 3 = fairly common, 4 = uncommon, 5 = rare, 6 = status uncertain, not found within past 25 years, 7 = extirpated, 8 = invasive

HABITAT: ALL = possible in all habitats, CH = chaparral, CP = coastal prairie, DI = disturbed, DIT = ditch, GR = grassland, ME = mixed evergreen forest, RI = riparian, RW = redwood forest, SE = seep, SP = springs, WET = poorly drained or chronically wet areas

Species in bold = non-native

Species

Common Name

Abundance

Habitat

Nonflowering plants (Ferns and Allies)

EQUISETACEAE (Horsetail family)

Equisetum arvense

Common horsetail

4

RI, SE

Equisetum hyemale ssp. Affine

Common scouring rush

4

SP

Equisetum telmateia

Giant horsetail

4

RI

Lycopodiophytes: Quillworts

ISOETACEAE (Quillwort family)

Isoetes nuttallii

Nuttall's quillwort

6

CP

Pteridiophytes: Ferns

AZOLLACEAE (Duckweed fern family)

Azolla filiculoides

Duckweed-fern

3

WA

BLECHNACEAE (Deer fern family)

Blechnum spicant

Deer fern

6

RW

Woodwardia fimbriata

Giant chain fern

2

RI

DENNSTAEDTIACEAE (Bracken family)

Pteridium aquilinum var. pubescens

Bracken

1

ALL

DRYOPTERIDACEAE (Wood fern family)

Dryopteris arguta

Wood fern

1

RW, ME

Polystichum californicum

California shield fern

4

ME, RW

Polystichum dudleyi

Dudley's shield fern

6

RW

Polystichum munitum

Sword fern

1

RW

OPHIOGLOSSACEAE (Adder's tongue family)

Botrychium multifidum ssp. Silaifolium

Grape fern

5

WET

POLYPODIACEAE (Polypod family)

Polypodium californicum/calirhiza

California polypody fern

2

RW, ME

Polypodium glycyrrahiza

Licorice fern

6

ME, RW

PTERIDACEAE (Brake family)

Adiantum aleuticum

Five-finger fern

4

ME, RW, RI

Adiantum jordanii

CA maidenhair fern

4

ME, RW, RI

Pentagramma triangularis ssp. triangularis

Goldenback fern

2

ME

Pteris cretica

Ribbon fern

4

SP

WOODSIACEAE (Cliff fern family)

Athyrium filix-femina var. cyclosorum

Lady fern

3

RI

Gymnosperms (Conifers)

PINACEAE (Pine family)

Pinus attenuata

Knobcone pine

3

KN

Pinus ponderosa var. benthamiana

Ponderosa pine

3

ME

Pseudotsuga menziesii

Douglas-fir

1

ME, RW

CUPRESSACEAE (Cypress family)

Sequoia sempervirens

Coast redwood

1

RW

Angiosperms: Magnoliids (Basal Angiosperms)

LAURACEAE (Laurel family)

Umbellularia californica

California bay

1

ME, RW

Angiosperms: Monocots

Alismatales

ARACEAE (Arum family; including former LEMNACEAE)

Lemna minor

Duckweed-fern

WA

JUNCAGINACEAE (Arrow-grass family)

Lilaea scilloides

Flowering quillwort

4

CP, WET

ASPARAGALES

AGAVACEAE (Agave family; formerly in LILIACEAE)

Chlorogalum pomeridianum var. pomeridianum

Soap plant

2

CP, GR, SC

ALLIACEAE (Onion family; formerly in LILIACEAE)

Allium triquetrum

White-flowered onion

8

ME

Allium unifolium

One-leaved onion

7

CP

IRIDACEAE (Iris family)

Iris douglasiana

Douglas's iris

3

RW

Iris fernaldii

Mountain iris

3

ME, RW

Sisyrinchium bellum

Blue-eyed grass

2

CP, GR, SC

Sisyrinchium californicum

Yellow-eyed grass

7

SP, CP

ORCHIDACEAE (Orchid family)

Calypso bulbosa

Calypso orchid

5

RW

Corallorhiza maculata

Spotted coral root

4

ME, RW

Corallorhiza maculata var. immaculata

Unspotted spotted coral root

4

ME, RW

Corallorhiza striata

Striped coral root

5

ME, RW

Epipactis hellborine

Helleborine

2

RW

Goodyera oblongifolia

Rattle-snake plantain

5

RW

Piperia transversa

Mountain piperia

4

RW

Spiranthes romanzoffiana

Ladies' tresses orchid

6

CP

RUSCACEAE (Soloman's seal family; formerly in LILIACEAE)

Maianthemum (Smilacina) racemosa

False Solomon's seal

2

RW

Maianthemum (Smilacina) stellata

Slim false Solomon's seal

3

RW

THEMIDACEAE (Brodiaea family; formerly in LILIACEAE)

Brodiaea elegans ssp. Elegans

Elegant brodiaea

4

CP

Brodiaea terrestris ssp. Terrestris

Dwarf brodiaea

3

CP

Dichelostemma capitatum

Blue dicks

4

GR

Muilla maritima

Sea muilla

7

CP

Triteleia hyacinthina

White hyacinth

3

CP

Triteleia ixioides ssp. Ixioides

Pretty faces

3

CP, GR, SC

Triteleia laxa

Ithuriel's spear

6

GR

LILIALES

COLCHICACEAE (Saffron family; formerly in LILIACEAE)

Prosartes (Disporum) hookeri

Hooker's Fairy Bells

3

RW

LILIACEAE (Lily family; also see AGAVACEAE, ALLIACEAE, COLCHIACEAE, RUSCACEAE, AND THEMIDACEAE)

Calochortus albus

Globe lily

3

ME

Calochortus luteus

Yellow mariposa lily

3

CP, GR

Calochortus tolmiei

Pussy ears

4

ME, RW

Calochortus uniflorus

Large-flowered star-tulip

4

CP

Clintonia andrewsiana

Red clintonia

6

RW

Fritillaria affinis

Checker lily

3

RW

Lilium pardalinum

Leopard lily

6

RI

Scoliopus bigelovii

Fetid adder's tongue

4

RW

MELANTHIACEAE (Beargrass family; formerly in LILIACEAE)

Trillium chloropetalum

Giant wake-robin

6

ME, RW

Trillium ovatum ssp. Ovatum

Wake-robin

3

ME, RW

Zigadenus fremontii var. fremontii

Fremont's star lily

1

ME

Zigadenus fremontii var. minor

Dwarf Fremont's star lily

2

CP, GR

CYPERACEAE (Sedge family)

Carex amplifolia

Ample-leaved sedge

4

RW, RI

Carex brevicaulis

Short-stemmed sedge

5

CP

Carex densa

Dense sedge

3

CP

Carex globosa

Round-fruited sedge

3

CH, ME

Carex gynodynama

Olney's hairy sedge

3

RW, CP, WET

Carex harfordii

Hartford's sedge

ME

Carex obnupta

Slough sedge

3

SP

Carex subbracteata

Small-bracted sedge

ME

Carex tumulicola

Slender sedge

ME

Carex sp.

Unidentified sedge

5

WET

Cyperus eragrostis

Umbrella-sedge

2

RI, DI

Eleocharis acicularis

Needle spike-rush

4

CP

Eleocharis macrostachya

Creeping spike-rush

DI

Eleocharis montevidensis

Dombey's spikerush

6

WET

Isolepis carinata (Scirpus koiolepis)

Keeled club-rush

3

CP, WET

Isolepsis (Scirpus) cernua

Low bulrush

WET

Scirpus microcarpus

Panicled bulrush

4

SP

Schoenoplectus acutus

Hardstem bulrush

7

CP

JUNCACEAE (Rush family)

Juncus bufonius

Toad rush

3

CP

Juncus capitatus

Capitate rush

CP

Juncus effusus var. brunneus

Common bog rush

3

WET

Juncus effusus var. pacificus

Pacific bog rush

3

RI

Juncus falcatus

Sickle-leaved rush

5

CP

Juncus occidentalis

Western rush

3

CP

Juncus patens

Common rush

3

WET

Juncus phaeocephalus var. paniculatus

Brown-headed rush

CP

Juncus phaeocephalus var. phaeocephalus

Brown-headed rush

3

CP

Juncus xiphioides

Iris-leaved rush

RI

Juncus hybrid

Rush hybrid

4

CH

Luzula comosa

Common wood rush

CP

POACEAE (Grass family)

Aegilops triuncialis

Barb goatgrass

4

GR

Agrostis exarata

Spike bent-grass

4

WET, ME

Agrostis gigantea

Redtop

4

ME

Agrostis hallii

Hall's bentgrass

4

ME

Agrostis pallens

Bentgrass

4

GR

Aira caryophyllea

European hairgrass

1

ALL

Anthoxanthum odoratum

Sweet vernalgrass

3

ME

Arrhenatherum elatius

Tall oatgrass

3

ME

Avena barbata

Slender wild oat

1

GR

Avena fatua var. fatua

Wild oat

3

GR

Avena sativa

Cultivated oat

6

DI

Brachypodium distachyon

Purple falsebrome

2

GR

Briza maxima

Rattlesnake grass

1

GR, CP

Briza minor

Little rattlesnake grass

2

GR, CP

Bromus carinatus

California bromegrass

3

ME, GR, CP

Bromus catharticus

Rescuegrass

4

DI

Bromus diandrus

Ripgut brome

2

GR

Bromus hordeaceus

Soft brome, soft chess

1

GR

Bromus madritensis ssp. Madritensis

Foxtail chess

4

DI

Bromus vulgaris

Narrow-flowered brome

4

ME

Calamagrostis koelerioides

Tufted pine grass

6

GR, ME, RW

Calamagrostis rubescens

Pine grass

4

ME

Cortaderia jubata

Jubata grass

8

ME, DI

Cynodon dactylon

Bermudagrass

3

GR

Cynosurus echinatus

Hedgehog dogtail

2

GR, DI

Dactylis glomerata

Orchard grass

2

GR

Danthonia californica

California oatgrass

2

GR, CP

Deschampsia cespitosa ssp. Holciformis

Pacific hairgrass

4

CP

Deschampsia danthonioides

Annual hairgrass

5

CP

Deschampsia elongata

Slender hairgrass

3

CP, WET

Digitaria sanguinalis

Hairy crabgrass

4

DI

Enchinochloa crus-galli

Barnyardgrass

4

DI

Ehrharta erecta

Panic Veldt grass

8

ME

Elymus californicus

CA bottlebrush grass

6

ME, RW

Elymus glaucus ssp. Jepsonii

Blue wildrye

3

ME, CP

Elymus trachycaulus ssp. Trachycaulus

Slender wheatgrass

6

GR

Festuca arundinacea

Turf grass

8

DI

Festuca elmeri

Elmer's fescue

6

ME, RW

Festuca occidentalis

Western fescue

3

ME

Festuca pratensis

Meadow ryegrass

3

GR, CP, ME

Festuca rubra

Red fescue

4

WET

Gastridium ventricosum

Nitgrass

2

GR

Hainardia cylindrica

Barbgrass

4

DI

Holcus lanatus

Velvet grass

8

GR, CP, ME

Hordeum brachyantherum

Meadow barley

3

GR

Hordeum marinum ssp. Gussoneanum

Mediterranean barley

3

DI

Hordeum murinum ssp. Leporinum

Foxtail barley

2

GR

Koeleria macrantha

Prairie Junegrass

4

CP

Lolium multiflorum

Italian ryegrass

3

CP, GR

Lolium perenne

Perennial ryegrass

3

DI, WET

Leymus triticoides

Creeping wildrye

4

GR

Melica californica

California oniongrass

4

GR, ME

Melica imperfecta

Small-flowered melica

5

ME

Melica subulata

Alaska oniongrass

3

RW

Melica torreyana

Torrey's melicgrass

3

RW, ME

Nassella lepida

Small-flowered needlegrass

3

ME, CP

Nassella pulchra

Purple needlegrass

2

CP, GR

Panicum acuminatum var. fasciculatum

Pacific panicgrass

4

CP

Paspalum dilatatum

Dallisgrass

3

DI, WET

Pennisetum clandestinum

Kikuyugrass

8

DI

Phalaris aquatica

Harding grass

8

DI, GR

Phalaris californica

California canarygrass

5

ME, WET

Poa annua

Annual bluegrass

4

DI

Poa compressa

Canada bluegrass

4

DI

Poa kelloggii

Kellogg bluegrass

4

ME

Poa pratensis

Kentucky bluegrass

3

CP

Polypogon monspeleinsis

Rabbitsfoot polypogon

3

DI, GR

Setaria viridis

Green bristlegrass

4

DI

Taeniatherum caput-medusae

Medusa head

3

GR

Trisetum canescens

Tall trisetum

3

ME

Triticum aestivum

Wheat

3

DI

Vulpia bromoides

Six-week fescue

2

GR

Vulpia microstachys var. pauciflora

Few-flowered fescue

5

GR

Vulpia myuros

Rat-tail fescue

2

GR

Vulpia octoflora

Eight-flowered fescue

Angiosperms: Eudicots

ADOXACEAE (Adoxa family; including former CAPRIFOLIACEAE)

Sambucus nigra ssp. Caerulea

Blue elderberry

4

GR

AMARANTHACEAE (Amaranth family; including former CHENOPODIACEAE)

Amaranthus deflexus

Low amaranth

DI

Chenopodium album

Lamb's-quarters

DI

Chenopodium ambrosiodes

Mexican-tea

DI

Chenopodium chenopodioides

Goosefoot

CP

ANACARDIACEAE (Sumac family)

Toxicodendron diversilobum

Poison Oak

1

ME, CH

APIACEAE (Carrot family)

Anthriscus caucalis

Bur-chervil

2

DI, RW

Cicuta douglasii

Water-hemlock

RI

Conium maculatum

Poison hemlock

3

RI

Daucus pusillus

American wild carrot

GR

Eryngium armatum

Prickly coyote-thistle

4

CP, GR

Foeniculum vulgare

Fennel

2

GR

Osmorhiza berteroi

Sweet cicely

2

ME, RW

Perideridia gairdneri

Yampah

4

CP

Perideridia kelloggii

Dobie spindleroot

4

CH, GR, CP

Sanicula arctopoides

Footsteps-of-spring

3

CP

Sanicula bipinnatifida

Purple sanicle

3

CP

Sanicula crassicaulis

Gambleweed

1

ME

Scandix pecten-veneris

Lady's comb

3

GR, CP

Torilis arvensis

Field hedge-parsley

GR, ME

Torilis nodosa

Knotted hedge-parsley

GR

APOCYNACEAE (Dogbane family)

Vinca major

Periwinkle

8

ME

AQUIAFOLIACEAE (Holly family)

Ilex aquifolium

English holly

8

ME

ARALIACEAE (Ginseng family)

Aralia californica

California spikenard

3

RW, RI

Hedera helix

English ivy

8

ME

ARISTOLOCHIACEAE (Birthwort family)

Asarum caudatum

Wild-ginger

5

RW

ASTERACEAE (Sunflower family)

Achillea millefolium

Yarrow

3

GR

Adenocaulon bicolor

Trail plant

3

RW

Ageratina adenophora

Sticky snakeroot

8

WET

Agoseris grandiflora

Annual agoseris

4

GR, ME

Anaphalis margaritacea

Pearly everlasting

5

CH, GR, ME

Anisocarpus (Madia madioides)

Woodland madia

2

ME, RW

Anthemis cotula

Mayweed chamomile

3

DI

Arnica discoidea

Rayless arnica

2

ME, RW

Artemesia douglasiana

California mugwort

3

ME, GR

Baccharis douglasii

Seep- willow

4

WET

Baccharis pilularis

Coyote brush

1

GR, CH

Bellis perennis

English daisy

2

DI

Calendula officinalis

Pot marigold, calendula

3

DI

Carduus pycnocephalus

Italian thistle

8

GR, ME, DI

Centaurea calcitrapa

Purple star-thistle

DI

Centaurea melitensis

Maltese star-thistle

Centaura solstitialis

Yellow star-thistle

8

DI, GR

Cirsium brevistylum

Indian thistle

3

DI, WET

Cirsium vulgare

Bull thistle

2

GR, DI

Conyza bonariensis

South American conyza

GR

Conyza canadensis

Horseweed

4

GR

Conyza floribunda

Asthmaweed

3

DI

Corethrogyne (Lessingia) filaginifolia

California-aster

4

CP, GR

Crepis vesicaria

Weedy harksbeard

Deinandra corybosa

Tarweed

Dittrichia (Inula) graveolens

Stinkwort

GR

Erechtites glomerata

Cut-leaved coast fireweed

Erechtites minima

Australian fireweed

1

ME

Ericameria arborescens

Golden fleece

Eriophyllum confertiflorum var. confertiflorum

Golden-yarrow

4

ME

Euthamia occidentalis

Western goldenrod

4

DI

Gamochaeta purpurea

Purple everlasting

3

CP, CH, DI

Gnaphalium californicum

Green everlasting

3

GR, CH

Gnaphalium palustre

Lowland cudweed

WET

Grindelia camporum var. camporum

Green Valley gumplant

3

CR, CP

Helenium puberulum

Sneezeweed

2

WET

Helminthothea echioides

Bristly ox-tongue

3

WET

Heterotheca grandiflora

Telegraph weed

3

DI

Hieracium albiflorum

White-flowered hawkweed

3

ME

Hypochaeris glabra

Smooth cat's ear

2

GR, CP

Hypochaeris radicata

Hairy cat's ear

1

CH, GR, DI

Lactuca saligna

Willow lettuce

3

DI

Lactuca serriola

Prickly lettuce

3

DI

Lasthenia californica

Goldfields

6

CH

Leontodon saxatilis

Hairy hawkbit

2

CP

Leucanthemum vulgare

Ox-eye daisy

3

ME

Logfia gallica

Narrow-leaved filago

GR

Madia elegans

Common madia

Madia exigua

Threadstem tarweed

CH

Madia gracilis

Slender Tarweed

2

ME

Madia sativa

Coast Tarweed

3

CP

Matricaria matricarioides

Pineapple Weed

1

DI

Micropus californicus

Slender cottonweed

5

CP

Microseris paludosa

Marsh scorzonella

4

CP

Petasites frigidus var. palmatus

Western coltsfoot

4

ME

Pseudognaphalium beneolens

Fragrant everlasting

2

CH, DI

Psilocarphus chilensis

Round wooly marbles

4

CP

Psilocarphus tenellus

Slender woollyheads

3

CH

Senecio vulgaris

Common groundsel

GR

Silybum marianum

Milk thistle

2

GR

Solidago californica

California goldenrod

Solidago spathulata

Coast goldenrod

CP

Soliva sessilis

Lawn burweed

DI

Sonchus asper

Sow-thistle

Sonchus oleraceus

Prickly sow-thistle

Stephanomeria virgata

Tall stephanomeria

Symphyrotrichum (Aster) chilense

California aster

4

CP, ME

Tragopogon porrifolius

Salsify

GR

Uropappus lindleyi

Silver puffs

GR

Xanthium spinosum

Spiny cocklebur

DI

Xanthium strumarium

Common cocklebur

3

DI

BETULACEAE (Birch family)

Corylus cornuta ssp. Californica

California hazlenut

2

ME, RW

BORAGINACEAE (Borage family; including former HYDROPHYLLACEAE)

Amsinckia menziesii var. intermedia

Common fiddleneck

4

GR

Borago officinalis

Common borage

4

GR

Cryptantha clevelandii

Cleveland cryptantha

4

CH

Cryptantha micromeres

Crypthantha

4

CH, ME

Cryptantha torreyana

Torrey's cryptantha

5

CH, GR, ME

Cynoglossum grande

Hound's tongue

2

ME, RW

Eriodictyon californicum

Yerba santa

3

CH

Myosotis latifolia

Forget-me-not

1

ME, RI

Nemophila menziesii ssp. Atomaria

Baby blue-eyes

6

GR, ME, RW

Nemophila parviflora var. parviflora

Woodland nemophila

4

ME

Phacelia nemoralis ssp. Nemoralis

Shade phacelia

4

ME

Plagiobothrys bracteatus

Bracted allocarya

5

CP

Plagiobothrys chorisianus var. hickmanii

Hickman's popcorn flower

5

CP

Plagiobothrys torreyi var. diffusus

San Francisco popcorn flower

6

CP

Symphytum asperum

Comfrey

4

WET

BRASSIACEAE (Mustard family)

Barbarea orthoceras

American winter-cress

WET

Brassica rapa

Field mustard

DI, GR

Brassica nigra

Black mustard

DI, GR

Capsella bursa-pastoris

Shepherd's-purse

DI, GR

Cardamine oligosperma

Few-seeded wintercress

2

ME, WET

Cardamine californica

Milkmaids

1

RW, ME

Hirschfeldia incana

Shortpod mustard

GR

Lepidium nitidum

Shining peppergrass

GR

Lepidium strictum

Wayside peppergrass

DI

Lobularia maritima

Sweet alyssum

DI

Nasturtium officinale

Watercress

3

RI

Raphanus sativus

Wild radish

DI, GR

Rorippa curvisiliqua

Western yellow-cress

5

WET

Sinapis arvensis

Charlock mustard

GR

Thysanocarpus curvipes

Hairy fringe-pod

CH, ME

CAMPANULACEAE (Bellflower family)

Campanula prenanthoides

California harebell

4

ME, RW

Heterocodon rariflorum

Heterocodon

6

WET

CAPRIFOLIACEAE (Honeysuckle family)

Lonicera hispidula

Hairy honeysuckle

2

ME

Symphoricarpos albus var. laevigaus

White snowberry

1

ME, RW

Symphoricarpos mollis

Trailing snowberry

2

ME, RW

CARYOPHYLLACEAE (Pink family)

Cerastium glomeratum

Mouse-eared chickweed

2

ME

Petrorhagia dubia

Wilding pink

4

CP

Polycarpon tetraphyllum

Four-leaved allseed

DI

Sagina apetala

Sticky pearlwort

2

CH, DI

Sagina procumbens

Arctic pearlwort

2

DI

Silene gallica

Common catchfly

3

GR

Spergula arvensis

Corn spurry

2

CP, GR, DI

Spergularia rubra

Purple sand-spurrey

2

DI

Stellaria media

Common chickweed

1

GR

CELASTRACEAE (Staff tree family)

Euonymus occidentalis var. occidentalis

Western burning bush

4

RW

CISTACEAE (Rock-rose family)

Helianthemum scoparium

Peak rush-rose

2

CH

CONVULCULACEAE (Morning glory family)

Calystegia occidentalis

Western morning glory

3

CP

Convuolvulus arvensis

Field bindweed

2

GR

Dichondra donelliana

Dichondra

5

GR

CRASSULACEAE (Stonecrop family)

Crassula connata

Pygmyweed

4

CH

CUCURBITACEAE (Gourd family)

Marah fabaceus

Wild-cucumber

3

ME, SC

ERICACEAE (Heath family)

Arbutus menziesii

Madrone

1

ME

Arctostaphylos andersonii

Santa Cruz manzanita

3

CH, ME

Arctostaphylos crustacea ssp. Crinita

Brittleleaf manzanita

2

CH

Arctostaphylos hybrid

Manzanita hybrid

4

CH

Arctostaphylos sensitiva

Sensitive manzanita

4

CH

Gaultheria shallon

Salal

5

ME

Pyrola picta forma aphylla

Wintergreen

7

ME, RW

Rhododendron occidentale

Western azalea

3

SP

Vaccinium ovatum

Huckleberry

1

CH, ME, RW

Vaccinium parvifolium

Red huckleberry

7

ME

EUPHORBIACEAE (Euphorb family)

Croton setigerus

Turkey mullien

3

GR

Euphorbia oblongata

Egg-leaf spurge

GR

Euphorbia peplus

Petty spurge

DI

FABACEAE (Pea family)

Acacia dealbata

Silver wattle

8

ME, CP

Acacia melanoxylon

Blackwood acacia

8

CP

Genista monspessulana

French broom

8

CP, GR

Lathyrus vestitus

Common Pacific pea

ME

Lotus formosissimus

Coast trefoil

3

CP

Lotus junceus

Rush trefoil

5

CH

Lotus micranthus

Small-flowered trefoil

ME

Lotus oblongifolius

Torrey's trefoil

6

SP, RW

Lotus purshianus

Spanish lotus

3

CP

Lotus scoparius

Deerweed

2

CH, ME

Lotus strigosus

Strigose trefoil

Lotus wrangelianus

Chile trefoil

Lupinus bicolor

Dwarf lupine

Lupinus latifolius

Broad-leaved lupine

ME

Lupinus nanus

Sky lupine

3

CP

Lupinus polyphyllus

Large-leaved lupine

7

CP

Medicago arabica

Spotted bur-clover

2

CP, GR

Medicago polymorpha

Spiny bur-clover

2

CP, GR, DI

Melilotus albus

White sweet-clover

DI

Melilotus indicus

Indian- clover

DI

Pickeringia montana

Chaparral pea

4

CH

Rupertia physodes

California tea

ME, RW

Thermopsis californica (macrophylla)

Golden pea

4

CP

Trifolium augustifolium

Narrow-leaved clover

1

GR, CP, DI

Trifolium barbigerum

Bearded clover

5

CP

Trifolium campestre

Hop clover

CP

Trifolium depauperatum var. truncatum

Purple sack clover

3

CP, GR

Trifolium dubium

Shamrock clover

2

GR

Trifolium hirtum

Rose clover

GR

Trifolium incarnatum

Crimson clover

3

DI

Trifolium microcephalum

Small-headed clover

GR

Trifolium obtusiflorum

Creek clover

5

WET

Trifolium polyodon

Pacific Grove clover

5

CP

Trifolium repens

White clover

GR

Trifolium variegatum

White-tipped clover

CP

Trifolium subterraneum

Subterranean clover

GR

Trifolium willdenovii

Tomcat clover

GR

Trifolium wormskioldii

Coast clover

5

CP

Vicia americana var. americana

American vetch

Vicia benghalensis

Purple vetch

GR

Vicia gigantea

Giant vetch

Vicia sativa ssp. nigra

Smaller common vetch

2

GR

Vicia sativa ssp. sativa

Common vetch

GR

Vicia villosa ssp. Varia

Hairy vetch

2

GR

FAGACEAE (Oak family)

Chrysolepsis chrysophylla var. minor

Chinquapin

4

ME

Lithocarpus densiflorus

Tanoak

2

ME, RW

Quercus agrifolia

Coast live oak

1

ME

Quercus chrysolepis

Canyon live oak

7

CH

Quercus x morehus

Oracle oak

5

ME

Quercus parvula var. shrevei

Shreve oak

1

ME

GENTIANACEAE (Gentain family)

Cicencia quadrangularis

Timwort

5

CP, GR

Zeltnera (Centaurium) davyi

Davy's Centaury

4

CH, CP, ME

GERANIACEAE (Geranium family)

Erodium botrys

Storksbill

1

CP, GR

Erodium cicutarium

Red-stemmed filaree

2

GR, CP, DI

Erodium moschatum

White-stemmed filaree

3

DI

Geranium dissectum

Cut-leaved geranium

2

GR, CP

Geranium molle

Cranesbill

2

ME

Geranium robertianum

Herb Robert

3

DI

GROSSULARIACEAE (Gooseberry family)

Ribes divaricatum

Straggly gooseberry

4

ME, RI

Ribes menziesii

Canyon gooseberry

6

ME, RW

Ribes sanguineum var. glutinosum

Red-flowering currant

4

ME, RW

HYDRANGEACEAE (Hydrangea family; including former PHILADELPHACEAE)

Whipplea modesta

Modesty

3

ME, RW

HYPERICACEAE (St. John's Wort family)

Hypericum anagalloides

Tinker's penny

5

WET, SE

LAMIACEAE (Mint family)

Lamium amplexicaule

Clasping henbit

Marrubium vulgare

Horehound

2

DI, GR

Mentha spicata

Spearmint

3

DI

Mentha x piperita

Peppermint

3

WET

Mentha pulegium

Pennyroyal

WET, CP

Melissa officinalis

Lemonbalm

2

WET

Monardella villosa

Coyote Mint

5

GR

Pogogyne serpylloides

Thyme-leaved mint

5

WET

Prunella vulgaris var. lanceolata

Selfheal

3

CP, WET

Prunella vulgaris var. vulgaris

Selfheal

4

WET

Salvia verbenacea

Verbain sage

4

DI

Satureja douglasii

Yerba buena

1

ME

Scutellaria tuberosa

Danny's skullcap

6

ME, CH

Stachys ajugoides var. rigida

Rigid hedgenettle

3

ME, CH, SC

Stachys bullata

California hedgenettle

1

ME, RW, SC

LINACEAE (Flax family)

Linum bienne

Narrow-leaved flax

2

CP, GR

LYTHRACEAE (Loosestrife family)

Lythrum hyssopifolia

Hyssop loosestrife

3

CP, WET

MALVACEAE (Mallow family)

Malva nicaeensis

Bull mallow

Malva parviflora

Cheeseweed

3

DI

Sidalcea malviflora ssp. Laciniata

Checker mallow

3

CP

MYRICACEAE (Sweetgale family)

Morella (Myrica) californica

Wax-myrtle

3

WET

MYRSINACEAE (Myrsine family; including former PRIMULACEAE)

Anagallis arvensis

Scarlet pimpernel

1

GR, CP, DI

Anagallis (Centunculus) minima

Chaffweed

4

CP

Trientalis latifolia

Pacific star-flower

2

RW

MYRTACEAE (Myrtle family)

Eucalyptus globulus

Blue-gum eucalyptus

8

CP

ONAGRACEAE (Evening primrose family)

Camissonia ovata

Sun cups

2

CP, GR, WET

Clarkia unguiculata

Elegant clarkia

Epilobium brachycarpum

Panicled willow-herb

DIT, CP

Epilobium canum ssp. Canum

California fuchsia

4

DIT, CP

Epilobium ciliatum ssp. Ciliatum

Hairy willow-herb

3

RI

Epilobrium ciliatum ssp. Watsonii

Watson's willow-herb

3

RI

Oenothera elata ssp. Hookeri

Hooker's evening primrose

3

DI

OROBANCHACEAE (Broomrape family; including former SCROPHULARIACEAE)

Bellardia trixago

Bellardia

3

GR

Castilleja ambigua ssp. Ambigua

Johnny-nip

7

CP

Castilleja densiflora ssp. Densiflora

Owl's clover

3

CP

Castilleja exserta

Purple owl's-clover

4

CP

Orobanche fasciculata

Clustered broomrape

4

CP, ME

Triphysaria hybrid

False owl's-clover hybrid

5

CP

Triphysaria eriantha ssp. Rosea

Rosy Johnny-tuck

5

CP

Triphysaria pusilla

Dwarf owl's clover

3

CP, GR

Triphysaria versicolor ssp. Versicolor

Smooth owl's-clover

4

CP, GR

OXALIDACEAE (Oxalis family)

Oxalis albicans ssp. Pilosa

Hairy wood sorrel

3

GR

Oxalis corniculata

Creeping wood sorrel

RI

Oxalis oregana

Redwood sorrel

1

RW

Oxalis pes-caprae

Bermuda buttercup

8

DI

PAPAVERACEAE (Poppy family)

Eschscholzia californica

California poppy

2

GR, CP

Platystemon californicus

Cream cups

6

CP

PHRYMACEAE (Monkeyflower family; formerly in SCROPHULARIACEAE)

Mimulus aurantiacus

Sticky monkeyflower

2

ME, CH, SC

Mimulus floribundus

Floriferous monkeyflower

6

WET

Mimulus guttatus

Spring-seep monkeyflower

WET

Mimulus moschatus

Musk monkeyflower

4

SE

PLANTAGINACEAE (Plantain family; including former CALLITRICHACEAE and SCROPHULARIACEAE)

Callitriche marginata

California water-starwort

4

WET

Callitriche verna

Vernal water-starwort

5

WET

Cymbalaria muralis

Kenilworth ivy

4

RW

Digitalis purpurea

Foxglove

5

ME

Plantago coronopus

Cut-leaved plantain

2

GR, DI

Plantago erecta

Dwarf plantain

Plantago lanceolata

English plantain

1

GR, CP

Plantago major

Common plantain

3

DI

Plantago subnuda

Mexican plantain

7

CP, WET

Veronica americana

American brooklime

3

RI

Veronica peregrina ssp. Xalapensis

Purslane speedwell

WET

Veronica persica

Persian speedwell

3

DI

POLEMONIACEAE (Phlox family)

Allophyllum gilioides

Dense false gilyflower

4

ME

Collomia heterophylla

Varied-leaved collomia

3

ME

Leptosiphon (Linanthus) parviflorus

Small-flowered linanthus

CP, ME

Navarretia atractlyloides

Holly-leaved navarretia

GR

POLYGALACEAE (Milkwort family)

Polygala californica

California milkwort

2

CH, ME, RW

POLYGONACEAE (Buckwheat family)

Chorizanthe diffusa

Diffuse spine-flower

5

CH

Persicaria (Polygonum) laphatifolia

Willow weed

WET

Persicaria punctata

Water smartweed

3

SP

Polygonum aviculare ssp. depressum

Common knotweed

WET

Rumex acetosella

Sheep-sorrel

2

GR, CP

Rumex crispus

Curly dock

DI

Rumex pulcher

Fiddle dock

Rumex salicifolius var. crassus

Willow-leaved dock

4

DIT

Rumex salicifolius var. salicifolius

Willow-leaved dock

4

DIT

PORTULACACEAE (Purslane family)

Calandrinia ciliata

Red maids

3

CH, CP

Claytonia perfoliata

Miner's-lettuce

2

ME

PRIMULACEAE (Primrose family)

Dodecatheon clevelandii ssp. Patulum

Lowland shooting-star

5

CP

PROTEACEAE (Protea family)

Grevillea sp.

Rosemary grevillea

8

GR

RANUNCULACEAE (Buttercup family)

Actaea rubra

Western baneberry

3

RW

Anemone oregana

Western wind flower

3

RW

Aquilegia formosa

Crimson columbine

5

RW

Ranunculus aquatilis var. capillaceus

Water buttercup

6

WET

Ranunculus californicus

California buttercup

2

CP, GR

Ranunculus muricatus

Prickle-fruited buttercup

CP

Thalictrum polycarpum

Meadow-rue

6

ME

RHAMNACEAE (Buckthorn family)

Ceanothus papillosus var. roweanus

Warty-leaved ceanothus

2

CH

Ceanothus thyrsiflorus

Blue blossom

2

CH, SC

Ceanothus x regius

Regal blue blossom

4

CH

Rhamnus californica

Coffeeberry

3

CH, ME, SC

ROSACEAE (Rose family)

Acaena pinnatifida

California acaena

4

CP, GR

Adenostoma fasciculatum

Chamise

2

CH

Cotoneaster franchetii

Cotoneaster

8

CP, GR

Cotoneaster pannosus

Cotoneaster

8

DI, GR

Fragaria vesca

California strawberry

2

ME

Heteromeles arbutifolia

Toyon

2

ME

Holodiscus discolor

Ocean spray

4

ME, RW

Horkelia cuneata ssp. Cuneata

Wedge-leaved horkelia

3

CP, GR

Horkelia marinensis

Point Reyes horkelia

4

CP

Potentilla glandulosa ssp. Glandulosa

Common cinquefoil

3

GR

Pyracantha angustifolia

Firethorn

8

CP, GR

Rosa californica

California rose

4

DI

Rosa gymnocarpa

Wood rose

2

RW, ME

Rosa spithamea

Ground rose

5

CH, ME

Rubus discolor

Himalaya blackberry

3

DI

Rubus leucodermis

Western raspberry

6

RW

Rubus parviflorus

Thimbleberry

4

ME

Rubus ursinus

California blackberry

1

ME, RW, SC

RUBIACEAE (Coffee family)

Galium aparine

Cleavers

3

GR, ME, DI

Galium californicum ssp. Californicum

California bedstraw

3

ME

Galium porrigens

Climbing bedstraw

CH

Galium parisiense

Wall bedstraw

GR

Galium triflorum

Sweet-scented bedstraw

3

ME

Sherardia arvensis

Field madder

CP

SALICACEAE (Willow family)

Populus trichocarpa

Black cottonwood

3

RI

Salix laevigata

Red willow

3

RI

Salix lasiolepis

Arroyo willow

2

RI

Salix lasiandra ssp. Lasiandra

Pacific willow

3

RI

Salix scouleriana

Scouler's willow

3

WET

Salix sitchensis

Sitka willow

RI

SAPINDACEAE (Soapberry family, including former ACERACEAE and HIPPOCASTANACEAE)

Acer macrophyllum

Big-leaf maple

3

RI, ME

Acer negundo var. californicum

Box elder

4

RI

Aesculus californica

California buckeye

3

ME

SAXIFRAGACEAE

Boykinia occidentalis

Brook foam

6

RI

Heuchera micrantha

Crevice alumroot

3

RW

Tellima grandiflora

Fringe cups

ME

Tiarella trifoliata var. unifoliata

Sugar scoop

5

RW

SCROPHULARIACEAE (Figwort family; also see OROBANCHACEAE and PLANTAGINACEAE)

Scrophularia californica

California Figwort

3

ME

SOLANACEAE (Potato family)

Solanum douglasii

Douglas's nightshade

Solanum umbelliferum

Blue witch

3

SC

TROPAEOLACEAE (Nasturtium family)

Tropaeolum majus

Nasturtium

3

DI

URTICACEAE (Nettle family)

Soleirolia soleirolii

Baby's tears

3

RW, SE

Urtica dioica ssp. Gracilis

American stinging nettle

5

ME, RW

Urtica dioica ssp. Holosericea

Hoary nettle

4

RI

VALERIANCEAE (Valerian family)

Centranthus ruber

Red valerian

3

DI

Plectritis congesta

Sea blush

VERBENACEAE (Vervain family)

Verbena lasiostachys

Western vervain

ME, GR

VIOLACEAE (Violet family)

Viola glabella

Smooth yellow violet

4

RW

Viola ocellata

Two-eyed violet

2

ME, RW

Viola pedunculata

Johnny-jump-up

3

CP

Viola sempervirens

Redwood violet

2

RW