WESTERN WILDFLOWER PLANT  INDEX
Below are alphabetical listings of plant identified on our wildflower hikes of the Northern Bay Area Counties.
The first list is by Common Name followed by Latin Names.
(Photographs are associated with the Common Name list only, so if you don't know the common name, you must first search the Latin name to find the Common Name).

To search, hit Search (or enter Ctrl+ F) on your computer, and enter the common or Latin name.
Or simply scroll down.

Common Name Index  is below. 
Latin Names index here

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COMMON  NAMES WESTERN WILDFLOWER INDEX

A

Alameda Manzanita (Arctostaphylos pallida)

Alfalfa (Medicago sativa)
Alkali Heath (Frankenia salina)
Alkali Mallow (Malvella leprosa) - bud
Alkali Mallow (Malvella leprosa) - flower
Alkali Russian Thistle (Salsola soda)
Alpine Aster (Oreostemma alpigenum)
Alumroot (Heuchera micrantha)

American Speedwell (Veronica americana)
American Vetch (Vicia americana)

American Winter Cress (Barbarea orthoceras)
Annual Mountain Dandelion (Agoseris heterophylla)
Acacia (Acacia baileyana)
Artichoke Thistle (Cynara cardunculus)
Artichoke Thistle (Cynara cardunculus) close up
Arrow Grass (Triglochin maritima)
Arroyo Lupine (Lupinus succulentus)

Arroyo Willow (Salix lasiolepis) male catkin
Arroyo Willow (Salix lasiolepis) female catkin
Aster (Symphyotrichum chilense)
Asthma Weed ( Conyza floribunda)
Australian Fireweed (Erechtites glomerata)
Australian Fireweed (Erechtites minima)
Australian Saltbush (Atriplex semibaccata)

B

Baby Blue Eyes (Nemophila menziesii)

Baby Blue Eyes (Nemophila menziesii var. menziesii)
Baby Stars (Linanthus parviflorus)
Baby White Eyes (Nemophila menziesii Var. atomaria)

Baker’s Navarretia (Navarretia leucocephala var. bakeri)

Balloon Clover (Trifolium depauperatum)
Beach Bur Sage (Ambrosia chamissonis)
Beach Heliotrope (Heliotropium curassavicum): Flower
Beach Heliotrope (Heliotropium curassavicum): Coil view
Beach Knotweed (Polygonum paronychia)
Beach Pea (Lathyrus littoralis)
Beach Primrose (Camissonia cheiranthifolia ssp. cheiranthifolia)
Beach Sagebrush (Artemisia pycnocephala)
Beach Sun Cup (Camissonia cheiranthifolia)

Bears Breeches (Acanthus mollis)
Bear Valley Buckwheat (Eriogonum ursinum)
Bedstraw (Gallium aparine)
Bee Plant (Scrophularia californica)
Bellardia (Bellardia trixago)

Bermuda Buttercup (Oxalis pes-caprae)
Big Berry Manzanita (Arctostaphylos glauca)
Bigelow’s Sneezeweed (Helenium bigelovii)
Big Leaf Maple (Acer macrophyllum)

Big Saltbush ((Atriplex lentiformis)
Bindweed (Convolvulus arvense)
Bird’s Beak (Cordylanthus maritimus)
Birds Eyes (Gilia tricolor)
Birds Foot Fern (Pellaea mucronata)
Bird’s Foot Trefoil (Lotus corniculatus)
Bitter Cress (Cardamine oligosperma)
Bitter Root (Lewisia rediviva)

Bitterroot (Lewisia rediviva var. rediviva)

Black Huckleberry (Vaccinium ovatum)
Black Mustard (Brassica nigra)
Black Oak (Quercus kelloggii)

Black Sage (Salvia mellifera)
Bleeding Heart (Dicentra formosa)
Blennosperma (Blennosperma nanum)

Blow Wives (Achyrachaena mollis)
Blue Blossom Ceanothus (Ceanothus thyrsiflorus)
Blue Dicks (Dichelostemma capitatum)

Blue Elderberry (Sambucus mexicana)
Blue Eyed Grass (Sisyrinchium bellum)
Blue Eyed Mary (Collinsia sparsiflora)
Blue Gentian (Gentiana affinis var. ovata)

Blue Gum Eucalyptus (Eucalyptus globulus)
Blue Pimpernel (Anagallis arvensis)
Blue Violet (Viola adunca)

Blue Witch (Solanum umbelliferum)
Bog Rush (Juncus effusus)
Bolander’s Woodland Star (Lithophragma bolanderi)
Bold Tube Iris (Iris macrosiphon)
Bracken Fern (Pteridium aquilinum) close up
Brass Buttons (Cotula coroponifolia)

Brewer’s Milk Vetch (Astragalus breweri)
Brewer’s Rock Cress (Arabis breweri)
Bristly Ox Tongue (Picris echioides)
Brittle Leaf Manzanita (Arctostaphylos crustacea ssp. crustacea)
Broadleaf Glandweed (Parentucellia latifolia)
Broadleaf Helleborine (Epipactis helleborine)
Brownie Thistle (Cirsium quercetorum)
Buckeye (Aesculus californica)

Buckeye Tree Flower (Aesculus californica)
Buckbrush (Ceanothus cuneatus)
Bull Clover (Trifolium fucatum)
Bull Thistle (Cirsium vulgare)

Bur Clover (Medicago polymorpha)
Burning Nettle (Urtica urens)
Bur Reed (Sparganium eurycarpum)
Bush Chinquapin (Chrysolepis chrysophylla var. minor)
Bush Lupine (Lupinus arboreus)
Bush Poppy (Dendromecon rigida)
Butter and Eggs (Triphysaria eriantha)
Butter Weed (Senecio aronicoides)

C

Calendula (Calendula arvensis)
California Acaena (Acaena pinnatifida var. californica)
California Angelica (Angelica californica)
California Aster (Aster chilensis)
California Aster (Lessingia filaginifolia var. californica)
California Balsamroot (Balsamorhiza macrolepsis var macrolepsis)
California Blackberry (Rubus ursinus)
California Buckeye (Aesculus californica)
California Buckwheat ((Eriogonum fasciculatum)
California Buttercup (Ranunculus californicus)

California Button Willow (Cephalanthus occidentalis var. californicus)
California Cord Grass (Spartina foliosa)

California Corn Lily (Veratrum californicum)
California Everlasting (Gnaphalium californicum)
California Fuchsia (Epilobium canum)

California Goldenrod (Solidago californica)
California Gooseberry (Ribes californicum var. californicum)
California Hazelnut (Corylus cornuta var. californica)

California Hedge Nettle (Stachys bullata)
California Helianthella (Helianthella californica)
California Honeysuckle (Lonicera hispidula) flower
California Honeysuckle (Lonicera hispidula var. vacillans) berries

California Horkelia (Horkelia californica)
California Huckleberry (Vaccinium ovatum)
California Lace Fern (Aspidotis californica)
California Laurel Bay (Umbellularia californica)
California Nutmeg (Torreya californica)
Common Lomatium (Lomatium utriculatum)
California Pea (Lathyrus jepsonii var. californicus)
California Pepper (Schinus molle)
California Phacelia (Phacelia californica)
California Plantain (Plantago erecta)
California Polypody (Polypodium californicum)
California Poppy (Eschscholzia californica)
California Rose (Rosa californica)
California Rose Bay (Rhododendron macrophyllum)
California Sagebrush (Artemisia californica) dried flowers going to seed
California Sagebrush (Artemisia californica) in full bloom
California Saxifrage (Saxifraga californica)
California Sword Fern (Polystichum californicum)
California Tea (Rupertia physodes)

California Thistle (Cirsium occidentale var. californicum)
Calypso Orchid (Calypso bulbosa)
Canada Goldenrod (Solidago canadensis)
Candy Flower (Claytonia sibirica)
Canyon Gooseberry (Ribes menziesii)
Canyon Live Forever (Dudleya cymosa)
Canyon Nemophila (Nemophila heterophylla)
Capeweed (Arctotheca calendula)
Cardoon (Cynara cardunculus var cardunculus)
Carolina Bristle Mallow (Modiola caroliniana)
Carolina Geranium (Geranium carolinianum)
Cascades of Montbretia (Crocosmia x crocosmiiflora)
Ceanothus  (Ceanothus jepsonii var .albiflorus)
Century Plant (Agave americana)
Chamise (Adenostoma fasciculatum)
Chaparral Clematis (Clematis lasiantha)
Chaparral Pea (Pickeringia montana)
Charlock (Sinapis arvensis)
Checkerbloom (Sidalcea malvaeflora)
Checker Lily (Fritillaria affinis)

Cheese Weed (Malva parviflora)
Chia Sage (Salvia columbariae)
Chick Lupine (Lupinus microcarpus var. densiflorus)
Chickweed (Stellaria media)
Chicory (Cichorium intybus)
Childing Pink (Petrorhagia prolifera)
Chinese Caps (Euphorbia crenulata)
Chinese Houses (Collinsia heterophylla)
Chocolate Lily (Fritillaria lanceolata var. tristulis)
Climbing Bedstraw (Galium porrigens)
Cinquefoil (Potentilla anserina)

Cinquefoil (Potentilla anserina ssp. pacifica)
Clustered Broomrape (Orobanche fasciculata)
Coastal Catchfly (Silene scouleri ssp. grandis)
Coastal Aster (Symphyotrichum chilense)
Coastal Goldfields (Lasthenia minor)
Coastal Large Leaf Plantain (Plantago subnuda)
Coastal Oxalis (Oxalis albicans ssp. pilosa)

Coastal Soap Plant (Chlorogalum pomeridianum var. divaricatum) bud
Coastal Tidytips (Layia platyglossa)
Coastal Willow Herb ((Epilobium ciliatum)
Coastal willowherb (Epilobium ciliatum var. watsonii)
Coastal Wood Fern (Dryopteris arguta)

Coast Angelica (Angelica hendersonii)
Coast Buckwheat (Eriogonum latifolium)
Coast Cryptantha (Cryptantha leiocarpa)
Coast Delphinium (Delphinium decorum)
Coast Goldenrod (Solidago spathulata)
Coast Hedge Nettle (Stachys chamissonis)
Coast Iris (Iris longipetala)
Coast Live Oak (Quercus agrifolia)
Coast Manroot (Marah oreganus)
Coast morning Glory (Calystegia purpurata ssp. purpurata) side view
Coast
Morning Glory (Calystegia purpurata ssp. purpurata) top view

Coast Onion (Allium dichlamydeum):
Coast Range Triteleia (Triteleia lugens)
Coast Rock Cress (Arabis blepharophylla)
Coast Sanicle (Sanicula laciniata)

Coast Tar Plant (Madia sativa)
Coast Twin Berry (Lonicera involucrata)
Cob Mountain Lupine (Lupinus sericatus)
Cobweb Thistle (Cirsium occidentale) In bud
Cobweb Thistle (Cirsium occidentale var. occidentale) flowering
Cocklebur (Xanthium strumarium)
Coffee Berry (Rhamnus californica)
Coffeeberry flower (Rhamnus californica ssp. californica)
Coffee Fern (Pellaea andromedaefolia)
Coltsfoot (Petasites frigidus var. palmatus)

Columbia Monkshood (Aconitum columbianum)
Common Buck Brush (Ceanothus cuneatus)
Common Chickweed (Stellaria media)
Common Cinquefoil (Potentilla glandulosa)

Common Dudleya (Dudleya cymosa)
Common Fiddleneck (Amsinckia lycopsoides)
Common Fiddleneck (Amsinckia menziesii var. intermedia)
Common Groundsel (Senecio vulgaris)

Common Henbit (Lamium amplexicaule)
Common Horsetail (Equisetum arvense)

Common Knot Weed (Polygonum arenastrum)
Common Knotweed (Polygonum aviculare ssp. depressum)
Common Montia (Claytonia exigua)
Common Pears (Pyrus communis)
Common Reed (Phragmites australis)

Common Sow Thistle (Sonchus oleraceus)
Common Spike Weed (Hemizonia pungens ssp. pungens)
Common Madia (Madia elegans)
Common Manzanita (Arctostaphylos manzanita)
Common Yarrow (Achillea millefolium)

Cotton Balling Plant (Pseudognaphalium stramineum)
Corn Chrysanthemum (Glebionis segetum)

Cotton Top (Micropus californicus)
Cow Clover (Trifolium wormskjoldii)
Cow Parsnip ( Heracleum lanatum)
Cow Parsnip (Heracleum lanatum) close up
Coyote Bush (Baccharis pilularis): Male Flower
Coyote Bush (Baccharis pilularis): Male Flower close up.
Coyote Bush (Baccharis pilularis): Female Flower
Coyote Bush (Baccharis pilularis): Going to seed.

Coyote Mint (Monardella odoratissima ssp. pallida)
Coyote Mint (Monardella villosa ssp. villosa)
Coyote Thistle (Eryngium armatum)
Cream Cups (Platystemon californicus)
Cream Sacs (Castilleja rubicundula)
Creek Dogwood (Cornus sericea)
Creeping Blue Blossom (Ceanothus thyrsiflorus var. repens)
Creeping Buttercup (Ranunculus repens)

Creeping Mahonia (Berberis repens)
Creeping Sage (Salvia sonomensis)

Crete Weed (Hedypnois cretica)
Crimson Clover (Trifolium incarnatum)

Cudweed (Gnaphalium canescens ssp. beneolens)
Curley Dock (Rumex crispus)
Cut Leaf Checkerbloom (Sidalcea malvaeflora ssp. laciniata)
Cut Leaf Geranium (Geranium dissectum)
Curley Leaf Monardella (Monardella undulata)
Cut leaf Plantain (Plantago coronopus)
Cut Leaf Sanicle (Sanicula laciniata)

D

Dandelion (Taraxacum officinale)
Dan’s Skullcap (Scutellaria tuberosa)
Davy’s Fairy Fan (Clarkia davyi)

Dense Flowered Owl’s Clover (Castilleja densiflora)
Dodder (Cuscuta salina)
Dooryard Knotweed (Polygonum arenastrum)
Douglas Fir (Pseudotsuga menziesii)
Douglas Iris (Iris douglasiana)

Douglas Meadowfoam (Limnanthes douglasii)

Douglas Monkeyflower (Mimulus douglasii)
Douglas Nightshade (Solanum douglasii)

Douglas Sandwort (Minuartia douglasii)

Douglas Wallflower (Erysimum capitatum)
Dove’s Foot Geranium (Geranium molle)
Dried Yarrow (Achillea millefolium)
Duckweed (Lemna sp.)
Dune Gilia (Gilia capitata ssp. chamissonis)
Dutchman’s Pipe (Aristolochia californica)

Dwarf Brodiaea (Brodiaea terrestris)
Dwarf Checkerbloom (Sidalcea malviflora ssp. malviflora)
Dwarf Owl’s Clover (Triphysaria pusilla)

Dwarf Stonecrop (Sedella pumila)


E
Eastwood Manzanita (Arctostaphylos glandulosa ssp. glandulosa)
Eggleaf Spurge (Euphorbia oblongata)

Elegant Clarkia (Clarkia unguiculata)
Elk Clover (Aralia californica): whole plant
Elk Clover (Aralia californica): close up berry

Endive Daisy (Rhagadiolus stellatus)
English Daisy (Bellis perennis)
English Plantain (Plantago lanceolata)

European Heliotrope (Heliotropium europaeum)

European Milkwort (Tolpis barbata)
Evening Snow (Linanthus dichotomus)



F
Fair Well To Spring (Clarkia amoena ssp. huntiana)

False Baby Stars (Leptosiphon androsaceus)
False Baby Stars (Linanthus androsaceus)
Fairy Bells (Disporum hookeri)
False Dandelion (Hypochaeris radicata)
False Lupine (Thermopsis californica)
False Solomon Seal (Smilacina stellata)

Fawn Lily (Erythronium californicum)
Fennel (Foeniculum vulgare)
Fern Leaf Phacelia (Phacelia distans)
Fetid Adders Tongue (Scoliopus bigelovii)
Feverfew (Chrysanthemum parthenium)
Field Bindweed (Convolvulus arvense)
Field Chickweed (Cerastium arvense)
Field Hedge Parsley (Torilis arvensis)
Field Madder (Sherardia arvensis)
Field Mustard (Brassica rapa)
Field Peppergrass (Lepidium campestre)
Fiddleneck (Amsinckia intermedia)

Fiddleneck (Amsinckia menziesii var. intermedia)
Fiddleneck (Amsinckia sp.)
Fiddle Dock (Rumex pulcher)

Fitch’s Spikeweed (Hemizonia fitchii)
Five Finger Fern (Adiantum aleuticum): close up
Flannel Bush (Fremontodendron californicum)
Fleabane (Erigeron petrophilus)
Fluellen (Kickxia spuria)
Fly Amanita (Amanita muscaria)
Foothill Penstemon (Penstemon heterophyllus)

Foothill Pine Dwarf Mistletoe (Arceuthobium occidentale)
Footsteps-of-Spring (Sanicula arctopoides)
Forget Me Not (Myosotis latifolia)
Foxglove (Digitalis purpurea)
Fragrant Dune Lupine (Lupinus chamissonis)

Fragrant Tarplant (Hemizonia corymbosa)
French Broom (Genista monspessulana
Fringe Cups (Tellima grandiflora)
Fringed Onion (Allium fimbriatum)
Franciscan Paint Brush (Castilleja subinclusa ssp. franciscana)
Fringed Checker Mallow (Sidalcea diploscypha)
Fringed Downingia (Downingia concolor)
Frying Pan Poppy (Eschscholzia caespitosa)
Fluellen (Kickxia commutata)
Fumitory (Fumaria officinalis)

Fuschia Flowered Gooseberry (Ribes speciosum)

G
Giant Bog Lupine (Lupinus polyphyllus)
Giant Gold Fields (Lasthenia californica ssp. macrantha)

Giant Hedge Nettle (Stachys chamissonis)
Giant Horsetail (Equisetum telmateia ssp. braunii)

Giant Trillium (Trillium chloropetalum)
Giant Vetch (Vicia gigantea)
Giant White Trillium (Trillium albidum)
Globe Lily (Calochortus amabilis)
Glory Mat: (Ceanothus gloriosus var. gloriosus)
Gold Back Fern (Pentagramma triangularis) front
Gold Back Fern (Pentagramma triangularis) back

Gold Nugget (Calochortus luteus)
Gold Wire (Hypericum concinnum)
Golden Aster (Heterotheca sessiliflora ssp. bolanderi) seed pod
Golden Aster (Heterotheca sessiliflora ssp. bolanderi) flower
Golden Buckwheat (Eriogonum luteolum)
Golden Bush (Ericameria linearifolia)
Golden Chinquapin (Chrysolepis chrysophylla)

Golden Current (Ribes aureum)
Golden Fleece (Ericamerica arborescens)
Golden Violet (Viola douglasii)

Golden Yarrow (Eriophyllum confertiflorum var. confertiflorum)
Goldfields (Lasthenia californica)
Golden Shore Dock (Rumex maritimus)
Goosefoot (Chenopodium murale)
Gopher Plant (Euphorbia lathyris)
Grass Crocus ( Romulea rosea)

Grassland Gilia (Gilia clivorum)
Glassy Wild Hyacinth (Triteleia lilacina)
Gray Pine (Pinus sabiniana)
Great Valley Gum Plant (Grindelia camporum)
Green Monardella (Monardella viridis)
Gorse (Ulex europaeus)
Ground Iris (Iris macrosiphon)
Gumplant (Grindelia hirsutula var. hirsutula)
Gum Plant (Grindelia stricta)
Gum Plant (Grindelia stricta) close up
Gum Plant (Grindelia stricta var. platyphylla)

H
Hairy Gumplant (Grindelia hirsutula)
Hairy Petal Hog Fennel (Lomatium dasycarpum ssp. dasycarpum)
Hairy Rock Rose (Cistus incanus)
Hairy Vetch (Vicia villosa)
Hairy Wood Rush (Luzula comosa)

Harlequin Flower (Sparaxis tricolor)
Hartweg’s Lomatium (Lomatium marginatum ssp. purpureum)
Harvest Brodiaea (Brodiaea elegans)
Hawkweed (Hieracium albiflorum)
Hayfield Tarweed (Hemizonia congesta)
Hayfield Tarweed (Hemizonia congesta ssp. congesta)
Hazelnut (Corylus cornuta var. californica)
Hedge Bindweed (Calystegia sepium)
Hedge Mustard (Sisymbrium officinale)
Hedge Nettle (Stachys ajugoides var. rigida)
Hedge Parsley (Torilis arvensis)
Hillside Pea (Lathyrus vestitus)
Hill Star (Lithophragma heterophyllum)

Himalayan Blackberry (Rubus discolor)
Hog Fennel (Lomatium dasycarpum ssp. dasycarpum)
Holly Leaf Ceanothus (Ceanothus purpureus)
Hooded Ladies’ Tresses (Spiranthes romanzoffiana)
Hooker’s Evening Primrose (Oenothera elata ssp. hookeri)
Hopseed Bush (Ptelea crenulata)
Hopseed Clover (Trifolium campastre)
Horehound (Marrubium vulgare)

Horseweed (Conyza canadensis)
Hoary Manzanita (Arctostaphylos canescens ssp. canescens)
Hounds Tongue (Cynoglossum grande)
Huckleberry (Vaccinium ovatum)
Hyssop Loosestrife (Lythrum hyssopifolia)


I
Ice Plant (Caropobrotus edulis)
Imbricate Phacelia (Phacelia imbricata)
Indian Clover (Trifolium dichotomum var.)
Indian Paintbrush (Castilleja affinis)
Indian Pink (Silene californica)
Indian Thistle (Cirsium brevistylum)
Indian Warrior (Pedicularis densiflora)

Indians Dream Fern (Aspidotis densa)
Inside Out Lily (Odontostomum hartwegii)
Inside Out Flower (Vancouveria planipetala)
Interior Live Oak (Quercus wislizenii)
Italian Cypress (Cupressus sempervirens) cone
Italian Thistle ((Carduus pycnocephalus)
Ithuriel’s Spear (Triteleia laxa)

J-K
Jaumea (Jaumea carnosa)
Jepson’s Baby Stars (Leptosiphon jepsonii)
Jewel Flower (Streptanthus glandulosus)

Jewel Flower (Streptanthus tortuosus)

Jim Bush (Ceanothus oliganthus)
Jimson Weed (Datura stramonium)
Jimson Weed (Datura wrightii)

Johnny Jump Up (Viola pedunculata)
Johnny Nip (Castilleja ambigua ssp. ambigua)
Kellogg’s Clarkia (Clarkia arcuata)
Kellogg’s Monkeyflower (Mimulus kelloggii)

L
Labrador Tea (Ledum glandulosum)
Lacepod (Thysanocarpus curvipes)

Lace Lip Fern (Cheilanthes gracillima)

Lady’s Thumb (Polygonum persicaria)

Lance Leaf Water Plantain (Alisma lanceolatum)
Large Flowered Linanthus (Linanthus grandiflorus)
Large Marsh Cup (Ranunculus orthorhynchus var. orthorhynchus)

Larger Bishop’s Weed (Ammi majus)
Large Selfheal (Prunella vulgaris var. lanceolata)
Leichtlin’s Mariposa Tulip (Calochortus leichtlinii)
Lessor Hare Leaf (Lagophylla minor)
Lippia (Phyla nodiflora)
Little Comb Seed Flower (Pectocarya pusilla)
Little Sur Manzanita (Arctostaphylos edmundsii)
Lizard Tail ( Eriophyllum staechadifolium)
Live-For-Ever (Dudleya farinosa)

Liverwort (Asterella californica)

Lobb’s Aquatic Buttercup (Ranunculus lobbii)
Long Beaked Filaree ( Erodium botrys)
Long Spurred Plectritis (Plectritis ciliosa)
Loose Flowering Rush (Juncus phaeocephalus var. paniculatus)
Lotus (Lotus formosissimus)

Lovage (Ligusticum apiifolium)
Low Buttercup (Ranunculus pusillus
)

M
Madrone berries (Arbutus menziesii)
Maiden Clover (Trifolium microcephalum)
Maidenhair Fern (Adiantum jordanii)

Marigold Navarretia (Navarretia tagetina)

Many Flowered Blue Dicks (Dichelostemma multiflorum)
Many Flowered Tobacco (Nicotiana acuminata)
Many Leaved Gilia (Gilia millefoliata)
Manzanita (Arctostaphylos manzanita)
Marin Western Dwarf Flax (Hesperolinon congestum)
Maritime Ceanothus (Ceanothus maritimus)
Marsh Asters (Symphyotrichum subulatum var. ligulatum)
Marsh Baccharis (Baccharis douglasii) male flower
Marsh Baccharis (Baccharis douglasii) female flower
Marsh Cinquefoil (Potentilla anserina ssp. pacifica)
Marsh Cudweed (Gnaphalium palustre)
Marsh Mint (Mentha arvensis)

Marsh Pepper (Polygonum hydropiper)
Marsh Rosemary (Limonium californicum)
Marsh Triteleia (Triteleia peduncularis)
Martin’s Paintbrush (Castilleja applegatei ssp. martini)

Matajila Poppy (Romneya coulteri)

Meadow Rue (Thalictrum fendleri var. polycarpum)
Menzie’s Fiddleneck (Amsinckia menziesii var. menziesii)
Menzie’s Wallflower (Erysimum menziesii)
Milk Maid (Cardamine californica)
Milkmaids (Cardamine californica)
Milk Thistle (Silybum marianum)
Milkwort (Polygala californica)
Miniature Beach Lupine (Lupinus micranthus ssp. micranthus)
Miniature Lotus (Lotus micranthus)
Miniature Lupine (Lupinus bicolor)
Miners Lettuce (Claytonia perfoliata)
Mission Bells (Fritillaria affinis)

Mistletoe (Phoradendron serotinum)
Mock Heather (Ericameria ericoides)
Mock Locust (Amorpha californica)
Mock Orange (Philadelphus sp.)

Mock Strawberry (Duchesnea indica)

Modesty (Whipplea modesta)
Monkey Flower (Mimulus guttatus)
Montbretia (Crocosmia x crocosmiiflora)
Montbretia (Crocosmia x crocosmiiflora) seed pod
Monterey Cypress (Cupressus macrocarpa) Maturing cones
Moonwort (Lunaria annua)
Moth Mullein (Verbascum blattaria)
Mountain Dandelion (Agoseris grandiflora)
Mountain Mahogany (Cercocarpus betuloides)
Mountain Pride (Penstemon newberryi var. newberryi)
Mt. Diablo Fairy Lantern (Calochortus pulchellus)
Mt. Diablo Jewel Flower (Streptanthus hispidus)
Mt. Diablo Manzanita (Arctostaphylos auriculata)
Mt. Diablo Sunflower (Helianthella castanea)
Mt. St. Helen Morning Glory (Calystegia collina ssp. oxyphylla)
Mt. Tamalpais Lessingia (Lessingia micradenia)
Mugwort (Artemisia douglasiana)
Mule Ears (Wyethia glabra)
Mulefat (Baccharis salicifolia)
Musk Monkey Flower (Mimulus moschatus)
Mustard (Brassica sp.)

N
Napa Thistle (Centaurea melitensis)
Narcissus (Narcissus sp.)
Narrow Leaf Clover (Trifolium angustifolium)
Narrow Leaf Onion (Allium amplectens)
Narrow Leaf Queen Poppy (Meconella linearis)

Narrow Leaved Cattail (Typha angustifolia)
Narrow Leaf Flax (Linum bienne)

Narrow Leafed Milk Weed (Asclepias fascicularis)
Narrow Leaf Mule Ears (Wyethia angustifolia)

Narrow Tarweed (Holocarpha virgata ssp. virgata)
Nested Polypody Fern (Polypodium calirhiza)
New Zealand Spinach (Tetragonia tetragonioides)
Ngaio Tree (Myoporum laetum)
Notch Leaf Clover (Trifolium bifidum)
Nude Buckwheat (Eriogonum nudum)

O
Ocean Spray (Holodiscus discolor)
Ookow (Dichelostemma congestum)

Oso Berry (Oemleria cerasiformis)
Owl’s Clover (Castilleja densiflora)
Ox Eye Daisy (Leucanthemum vulgare)

P
Pacific Bindweed (Calystegia purpurata)
Pacific Seaside Plantain (Plantago maritima)
Padre’s Shooting Star (Dodecatheon clevelandii ssp. patulum)
Pampas Grass (Cortaderia selloana)
Panicled Willow Herb (Epilobium brachycarpum) - seed
Panicled Willow Herb (Epilobium brachycarpum): - flower
Pansy Monkey Flower (Mimulus androsaceus)
Parish’s Nightshade (Solanum parishii)
Pearly Everlasting (Anaphalis margaritacea)
Pennyroyal (Mentha pulegium)
Pepper Grass (Lepidium latifolium) - flower
Pepper Grass (Lepidium latifolium) - seed head

Pestle Lomatium (Lomatium nudicaule)
Petty Spurge (Euphorbia peplus)
Phlox Leaf Bedstraw (Gallium andrewsii)

Pickleweed (Arthrocnemum subterminale)

Pickle Weed (Salicornia virginica)

Pincushion Flower (Scabiosa atropurpurea)
Pine Drops (Pterospora andromedea)
Pine Violet (Viola lobata)
Pink Aquatic Knotweed (Polygonum amphibium var. emersum)
Pink Butter & Eggs (Triphysaria eriantha ssp. rosea)
Pink Cudweed (Gnaphalium ramosissimum)
Pink Sand Verbena (Abronia umbellata)
Pink Spineflower (Chorizanthe membranacea)
Pink Star Tulip (Calochortus uniflorus)

Pipe Vine (Aristolochia californica)
Pitcher Sage (Lepechinia calycina)
Pitted Onion (Allium lacunosum var. lacunosum)

Plectritis (Plectritis brachystemon)
Point Reyes Birds Beak (Cordylanthus maritimus)
Point Reyes Checkerbloom (Sidalcea calycosa ssp. rhizomata)
Point Reyes Horkelia (Horkelia marinensis)
Point Reyes Rein Orchid (Piperia elegans ssp. decurtata)
Poison Hemlock (Conium maculatum)
Poison Oak (Toxicodendron diversiloba)
Poison Oak Berries (Toxicodendron diversilobum)

Poison Sanicle (Sanicula bipinnata)
Popcorn Flower (Plagiobothrys sp.)

Poverty Weed (Iva auxillaris)
Prairie Star (Lithophragma parviflora)
Prickle Fruited Buttercup (Ranunculus muricatus)

Prickly Lettuce (Lactuca serriola)
Prickly Sow Thistle (Sonchus asper)
Pride of Madeira (Echium candicans)

Primrose Monkey Flower (Mimulus primuloides)
Prostrate Coyote Bush (Baccharis pilularis var. pilularis)
Prostrate Deer Weed (Lotus scoparius)
Pungent Cudweed (Gnaphalium bicolor bioletti)
Purple Cudweed (Gamochaeta purpurea)
Purple Nightshade (Solanum xanti)
Purple Sand Spurrey (Spergularia rubra)
Purple Sanicle (Sanicula bipinnatifida)
Purple Star Thistle (Centaurea calcitrapa)
Purple Stemmed Geranium (Geranium purpureum)
Pussy Ears ( Calochortus tolmiei)

Q-R

Rabbit’s Foot Grass (Polypogon monspeliensis)
Ranger’s Button (Sphenosciadium capitellatum)
Rattlesnake Grass (Briza maxima)
Rattlesnake Weed (Daucus pusillus)
Redbud (Cercis occidentalis)
Red Bead Lily (Clintonia andrewsiana)
Red Bells (Fritillaria recurva)
Red Columbine (Aquilegia formosa)
Red Elderberry (Sambucus racemosa)
Red Elderberry (Sambucus racemosa var. racemosa)

Red Flowering Current (Ribes sanguineum ssp. glutinosum)
Red Henbit (Lamium purpureum)
Red Hot Poker Plant (Kniphofia uvaria)
Red Iron Bark (Eucalyptus sideroxylon)
Red Larkspur ( Delphinium nudicaule)
Red Maids (Calandrinia ciliata)
Red Purple Broomrape (Orobanche californica ssp. californica)

Red Ribbons (Clarkia concinna)

Red Sage (Salvia microphylla)
Red Vetch (Vicia benghalensis)
Redwood Violet (Viola sempervirens)
Redwood Sorel ( Oxalis oregana)
Rein Orchid (Piperia elegans)
Rein Orchid (Piperia elongata)

Roberts Geranium (Geranium robertianum)
Rock Montia (Claytonia gypsophiloides)
Rock Phacelia (Phacelia egena)
Rose Clover (Trifolium hirtum)
Rosemary (Rosmarinus officinales)
Rosin Weed (Calycadenia multiglandulosa)
Rosinweed (Calycadenia truncata)
Rosilla (Helenium puberulum)
Rough Cat’s Ear (Hypochoeris radicata)
Royal Larskpur (Delphinium variegatum)
Ruby Chalice Clarkia (Clarkia rubicunda)
Russian Sage (Perovskia atriplicifolia)
Rusty Popcorn Flower (Plagiobothrys nothofulvus)

S

Sacramento Valley Buttercup (Ranunculus canus)
Saint
John’s Wort (Hypericum formosum)
Saint John’s Wort (Hypericum perforatum)
Salal (Gaultheria shallon) berry
Salal (Gaultheria shallon) flower
Salsify (Tragopogon porrifolius)

Salt Grass (Distichlis spicata)
Salt Marsh Aster (Aster subulatus)
Salt Marsh Aster (Aster subulatus v. ligulatus)
Salt Marsh Dodder (Cuscuta salina var. major)
Salt Marsh Gum Plant (Grindelia stricta var. Angustifolia)

Salt Marsh Sand Spurrey: (Spergularia marina)
Sand Mat (Cardionema ramosissimum)
Sand Pigmy Weed (Crassula connata)
Sand Spurrey (Spergularia bocconii)

Sand Spurrey (Spergularia macrotheca)
Sandwort (Minuartia douglasii)
Sandy Soil Suncup (Camissonia strigulosa)
San Francisco Champion (Silene verecunda)

San Francisco Coyote Mint (Monardella villosa ssp. franciscana) seed pod
San Francisco Gum Plant (Grindelia hirsutula var. maritima)
San Francisco Owl’s Clover (Triphysaria floribunda)
San Joaquin Milkvetch (Astragalus asymmetricus)
Scarlet Fritillary (Fritillaria recurva)
Scarlet Pimpernel (Anagallis arvensis)
Scotch Broom (Cytisus scoparius)
Sea Rocket (Cakile maritima)
Seashore Willow Leaved Dock (Rumex crassus)
Seaside Daisy (Erigeron glaucus)
Seaside Dandelion (Agoseris apargioides var. apargioides)

Seaside Fidddleneck (Amsinckia spectabilis)
Seaside Heliotrope (Heliotropium curassavicum)
Seaside Paintbrush (Castilleja wightii)
Sea Thrift (Armeria maritima)

Sea Thrift (Armeria maritima ssp. californica) seed pod 
Seep Monkey Flower (Mimulus guttatus)
Selfheal (Prunella vulgaris)
Serpentine Morning Glory (Calystegia collina ssp. collina)
Serrated Onion (Allium serra)
Sheep Sorrel (Rumex acetosella) seed
Sheep Sorrel (Rumex acetosella) flower

Shepherd’s Needle (Scandix pectin-veneris)
Shepard’s Purse (Capsella Bursa-pastoris)
Shining Pepper Grass (Lepidium nitidum)

Shiny Leaf Oregon Grape (Berberis pinnata)
Shiny Leaf Oregon Grape (Berberis pinnata) closeup
Shooting Star (Dodecatheon hendersonii)
Short Pod Lotus (Lotus humistratus)
Shrubby Purple Flowered Nightshade (Solanum laciniatum)
Showy Owl’s Clover (Castilleja exerta ssp. latifolia)
Sickle Leaf Onion (Allium falcifolium)
Silk Tassel Bush (Garrya elliptica)
Silver Beach Lupine (Lupinus chamissonis)
Silver Beachweed (Ambrosia chamissonis)

Silverleaf Cudweed (Gnaphalium purpureum)
Silver Leaf Lupine (Lupinus albifrons)
Silver Leaf Lupine (Lupinus obtusilobus)
Silver Puffs (Uropappus lindleyi)
Skunk Bush (Rhus aromatica)
Skunk Weed (Navarretia squarrosa)
Sky Lupine (Lupinus nanus)

Skyrocket Gilia (Ipomopsis aggregata ssp. formosissima)
Slender Common Chaenactis (Chaenactis glabriuscula var. heterocarpha)

Slender Penstemon (Penstemon gracilentus)
Slender Phlox (Phlox gracilis)

Slender Tarweed (Madia gracilis)
Slender Vetch (Vicia hassei)
Small Baby Blue Eyes (Nemophila heterophylla)
Small Clarkia (Clarkia affinis)

Small Cress (Athysanus pusillus)
Small Flowered Nightshade (Solanum americanum)
Small Flowered Star Lily (Zigadenus micranthus var. micranthus)
Small Flowered Tamarisk (Tamarix parviflora)
Small Fruited Sedge (Scirpus microcarpus)
Smart Weed (Polygonum lapathifolium)
Smooth Cat’s Ears (Hypochaeris glabra)
Smooth Distaff Thistle (Carthamus creticus)
Smooth Tidy Tips (Layia chrsanthemoides)

Snake Root (Sanicula crassicaulis)
Sneeze Weed (Helenium puberulum)
Snowberry (Symphoricarpos albus)
Snowberry (Symphoricarpos albus var. laevigatus)
Soap Plant (Chlorogalum pomeridianum) leaves
Soap Plant (Chlorogalum pomeridianum) buds
Solomon’s Seal (Smilacina stellata)
South American Horseweed (Conyza bonariensis)

Southern Cat Tail (Typha domingensis)
Spanish Clover (Lotus purshianus var. purshianus)
Spanish Trefoil (Lotus purshianus)
Spear Scale Orache (Atriplex triangularis)
Speedwell (Veronica persica)
Spice Bush (Calycanthus occidentalis)

Spike Weed (Hemizonia pungens)
Spineflower (Chorizanthe cuspidata)
Spiny Cocklebur (Xanthium spinosum)
Spoon Leaf Goldenrod (Solidago spathulata)
Spoon Leaved Stonecrop (Sedum spathulifolium)
Spotted coralroot (Corallorhiza maculata)

Spring Draba (Draba verna)
Squawroot (Perideridia kelloggii)

Stanford Manzanita (Arctostaphylos stanfordiana ssp. stanfordiana)
Star Flower (Trientalis latifolia)
Star Lily (Zigadenus fremontii)
Star Lily (Zigadenus fremontii var. minor)
Stemless Morning Glory (Calystegia subacaulis)
Sticktight (Bidens frondosa)
Sticky Monkey Flower (Mimulus aurantiacus)
Stinging Nettles (Urtica dioica ssp. holosericea)
Stinging Phacelia (Phacelia malvifolia)

Stinking Chamomile (Anthemis cotula)
Stinkweed (Dittrichia graveolens)
Strawberry Clover (Trifolium fragiferum)
Striped Coralroot Orchid (Corallorhiza striata)

Striped White Eyes (Nemophilia menziesii var. atomaria)
Sub Pinnate Lotus (Lotus wrangelianus)
Subterranean Clover (Trifolium subterraneum)
Suisun Marsh Aster (Aster lentus)
Suisun Thistle (Cirsium hydrophilum var. hydrophilum)

Sulfur Shelf Fungus (Polyporaceae)
Summer Lupine (Lupinus formosus)
Summer Mustard (Hirschfeldia incana)
Sun Cups (Camissonia ovata)

Swamp Hare Bell (Campanula californica)
Swamp Thistle (Cirsium douglasii ssp. douglasii)
Sweet Cicely (Osmorhiza berteroi)
Sweet Pea (Lathyrus latifolius)

T
Teasel ((Dipsacus fullonum)
Thimble Berry (Rubus parviflorus)
Three Ray Tarweed (Hemizonia lobbii)
Thyme leaf Mesa Mint (Pogogyne serpylloides)
Tiburon Mariposa Lily (Calochortus tiburonensis)
Tidytips (Layia platyglossa)
Tinkers Penny (Hypericum anagalloides)
Toad Rush (Juncus bufonius)
Tocalote (Centaurea melitensis)

Tom Cat Clover (Trifolium willdenovii)
Torrey’s Pea: (Lathyrus torreyi)
Toyon (Heteromeles arbutifolia) flower

Tracy’s Clarkia (Clarkia gracilis ssp. tracyi)
Trailing Cranesbill (Geranium potentilloides)
Trail Plant (Adenocaulon bicolor)
Tree Clover (Trifolium ciliolatum)

Tree Of Heaven (Ailanthus altissima)
Tree Tobacco (Nicotiana glauca)
Trillium (Trillium ovatum)
Turkey Mullein (Eremocarpus setigerus)

Turkey Pea (Sanicula tuberosa)
Twiggy Wreath (Stephanomeria virgata)
Twinberry (Lonicera involucrata)

U
Umbrella Mallow (Malva neglecta)
Umbrella Sedge (Cyperus eragrostis)

V
Valerian (Centranthus rubra)
Valley Oak (Quercus lobata)
Valley Tassels (Castilleja attenuata)
Venus Thistle (Cirsium occidentale var venustum)
Varied Leaf Jewel Flower (Streptanthus diversifolius)

Varied Lupine (Lupinus variicolor)
Vari-Leaf Collomia (Collomia heterophylla)
Velvet Leaf (Abutilon theophrasti)
Vernal Pool Popcorn Flower (Plagiobothrys bracteatus)
Vervain (Verbena bonariensis)
Vetch (Vicia sativa)

Viburnum (Viburnum tinus)
Vinegar Weed (Trichostema lanceolatum)

Virgin’s Bower (Clematis liguisticifolia)
Volcanic Onion (Allium cratericola)

W
Wake Robin (Trillium ovatum)
Wallflower (Erysimum franciscanum)
Wand Wire Lettuce (Stephanomeria virgata ssp. pleurocarpa)

Watercress (Rorippa nasturtium-aquaticum)
Water Hemlock (Oenanthe sarmentosa)
Water Parsley (Oenanthe sarmentosa)
Water Plantain (Alisma plantago-aquatica)
Weedy Cudweed (Gnaphalium luteo-album)
Western Azalea (Rhododendron occidentale)

Western Buttercup (Ranunculus occidentalis)
Western Dodder (Cuscuta californica var. brevifolia)
Western Goldenrod (Euthamia occidentalis)
Western Labrador Tea ( Ledum glandulosum)
Western Larkspur (Delphinium hesperium ssp. hesperium)

Western Leatherwood (Dirca occidentalis)

Western Marsh Rosemary (Limonium californicum)
Western Sea Purslane (Sesuvium verrucosum)
Whisker Bush (Linanthus ciliatus)

Whispering Bells (Emmenanthe penduliflora)
White Bog Orchid (Plantathera leucostachys)
White Clover (Trifolium repens)
White Eyed Centaury (Centaurium muehlenbergii)
White Flowered Ceanothus (Ceanothus jepsonii)
White Flowered Onion (Allium triquetrum)
White Fritillary (Fritallaria liliacea)
White Hayfield Tarweed (Hemizonia congesta ssp. luzulifolia)
White Hyacinth (Triteleia hyacinthina)

White Mariposa Lily (Calochortus venustus)
White Plectritis (Plectritis macrocera)
White Ramping Fumitory (Fumaria capreolata)
White Stem Storksbill (Erodium moschatum)
White Sweet Clover (Melilotus alba)

White tipped Clover (Trifolium variegatum)
Wight’s Indian Paintbrush (Castilleja wightii)
Wild Blackberry bloom (Rubus sps.)
Wild Carnation (Petrorhagia dubia)
Wild Celery (Apium graveolens)
Wild Cucumber (Marah fabaceus)
Wild Cucumber forming fruit (Marah fabaceus)
Wild Grape (Vitus californica)
Wild Honeysuckle (Lonicera hispidula) flower
Wild Honeysuckle (Lonicera hispidula) berry
Wild Lettuce (Lactuca virosa)
Wild Radish (Raphanus sativus)

Wild Swiss Chard (Beta vulgaris ssp. cicla)
Wild Teasel (Dipsacus sativus)

Willow Dock (Rumex salicifolius)
Willow Herb (Epilobium minutum)
Willow Leaf Lettuce (Lactuca saligna)
Willow Tree (Salix sp.)
Willow Weed (Persicaria lapathifolia)
Windmill Pink (Silene gallica)

Wind Poppy (Papaver heterophyllum)
Wine Cup Clarkia (Clarkia purpurea ssp. viminea)
Wintergreen (Pyrola picta) Bloom.
Wintergreen (Pyrola picta) Bud.
Wireweed (Rigiopappus leptocladus)

Wiry Snapdragon (Antirrhinum vexillocalyculatum)
Woodland Madia (Madia madioides)
Woodland Nemophila (Nemophila parviflora)
Woodland Star (Lithophragma affine)
Woodland Violet (Viola purpurea) front view
Woodland Violet (Viola purpurea) side view
Wood Rose (Rosa gymnocarpa)

Wood Sweet Cicely (Osmorhiza chilensis)
Wooly Clover (Trifolium tomentosum)

Wooly Cudweed (Gnaphalium stramineum)
Wooly Daisy (Eriophyllum lanatum var. achillaeoides)
Wooly Fish Hooks (Ancistrocarpus filagineus)
Wooly Indian Paintbrush (Castilleja foliolosa)
Wooly Manzanita (Arctostaphylos tomentosa)
Wooly Marbles (Psilocarphus tenellus var. tenellus)
Wooly Mullein (Verbascum thapsus)
Wooly Spine Flower (Chorizanthe cuspidata var. villosa)

Wooly Sunflower (Eriophyllum lanatum var. arachnoideum)


X-Z
Yarrow (Achillea millefolium)
Yellow Eyed Grass (Sisyrinchium californicum)
Yellow Gland Weed (Parentucellia viscosa)

Yellow Hartweg Lomatium (Lomatium marginatum)
Yellow Hayfield Tarplant (Hemizonia congesta ssp. lutescens)
Yellow Mariposa Lily (Calochortus luteus)
Yellow Owl’s Clover (Triphysaria versicolor var. faucibarbata)
Yellow Sand Verbena (Abronia latifolia)
Yellow Star Thistle (Centaurea solstitialis)
Yellow Salsify (Tragopogon dubius)
Yellow Sweet Clover (Melilotus indica)

Yellow Willow (Salix lucida ssp. lasiandra)
Yerba Buena (Satureja douglasii)

Yerba Santa ((Eriodictyon californicum)

Zigzag Larkspur (Delphinium patens)

 

LATIN NAMES WESTERN WILDFLOWER INDEX

A

Abronia latifolia (Yellow Sand Verbena)
Abronia umbellata (Pink Star Verbena)
Abutilon theophrasti (Velvet Leaf)
Acacia baileyana (Acacia)
Acaena pinnatifida var. californica (California Acaena)
Acanthus mollis (Bear’s Breeches)
Acer macrophyllum (Big Leaf Maple)
Achillea millefolium (Common Yarrow)
Achyrachaena mollis (Blow Wives)
Aconitum columbianum (Columbia Monkshood)
Adenocaulon bicolor (Trail Plant)
Adenostoma fasciculatum (Chamise)
Adiantum aleuticum (Five Finger Fern)
Adiantum jordanii (Maidenhair Fern)
Aesculus californica (California Buckeye)
Agave americana (Century Plant)
Agoseris apargoides var. apargoides (Seaside Dandelion)
Agoseris grandiflora (Mountain Dandelion)
Agoseris heterophylla (Annual Mountain Dandelion)
Alianthus altissima (Tree of Heaven)
Alisma plantago-aquatica (Water Plantain)
Alisma lanceolatum (Lance Leaf Water Plantain)
Allium amplectens (Narrow Leaf Onion)
Allium cratericola (Volcanic Onion)
Allium dichlamydeum (Coast Onion)
Allium fimbriatum (Fringed Onion)
Allium falcifolium (Sickle Leaf Onion)
Allium lacunosum var. lacunosum (Pitted Onion)
Allium serra (Serrated Onion)
Allium triquetrum (White Flowered Onion)
Amanita muscaria (Fly Amanita)
Ambrosia chamissonis (Beach Bur Sage)
Ammi majus (Larger Bishop’s Weed)
Amorpha californica (Mock Locust)
Amsinckia intermedia (Fidddleneck)
Amsinckia lycopsoides (Common Fiddleneck)
Amsinckia menziesii var. intermedia (Common Fiddleneck)
Amsinckia menziesii var. menziesii (Menzie’s Fiddleneck)
Amsinckia spectabilis (Seaside Fiddleneck)
Anaphalis margaritacea (Pearly Everlasting)
Anethum graveolens (Dill Weed)
Ancistrocarphus filagineus (Wooly Fish Hooks)
Anagallis arvensis (Blue Pimpernel)
Anagallis arvensis (Scarlet Pimpernel)
Angelica californica (California Angelica)
Angelica hendersonii (Coast Angelica)
Anthemis cotula (Stinking Chamomile)
Antirrhinum vexillocalyculatum (Wiry Snapdragon)
Apium graveolens (Wild Celery)
Aquilegia formosa (Red Columbine)
Arabis blepharophylla (Coast Rock Cress)
Arabis breweri (Brewer’s Rock Cress)
Aralia californica (Elk Clover): Whole plant
Aralia californica (Elk Clover): Close up berry.
Arbutus menziesii (Madrone berries)
Arceuthobium occidentale (Foothill Pine Dwarf Mistletoe)
Arctostaphylos auriculata (Mt. Diablo Manzanita)
Arctostaphylos canescens ssp. canescens (Hoary Manzanita)
Arctostaphylos crustacea ssp. crustacea (Brittle Leaf Manzanita)
Arctostaphylos edmundsii (Little Sur Manzanita)
Arctostaphylos glandulosa ssp. glandulosa (Eastwood Manzanita)
Arctostaphylos glauca (Big Berry Manzanita)
Arctostaphylos manzanita (Common Manzanita)
Arctostaphylos pallida (Alameda Manzanita)
Arctostaphylos stanfordiana ssp. stanfordiana (Stanford Manzanita)
Arctostaphylos tomentosa (Wooly Manzanita)
Arctotheca calendula (Capeweed)
Artemisia californica (California Sagebrush)
Artemisia douglasiana (Mugwort)
Artemisia pycnocephala (Beach Sagebrush)
Arthrocnemum subterminale (Pickleweed)
Aristolochia californica (Dutchman’s Pipe)
Armeria maritima (Sea Thrift)
Asclepias fascicularis (Narrow Leafed Milk Weed)
Aspidotis californica (California Lace Fern)
Aspidotis densa (Indian’s Dream Fern)
Aster chilensis (California Aster)
Aster lentus (Suisun Marsh Aster)
Aster subulatus var. ligulatus ((Salt Marsh Aster)
Asterella californica (Liverwort)
Astragalus asymmetricus (San Joaquin Milk Vetch)
Astragalus breweri (Brewer’s Milk Vetch)
Athysanus pusillus (Small Cress)
Atriplex lentiformis (Big Salt Bush)
Atriplex semibaccata (Australian Salt Bush)
Atriplex triangularis (Spear Scale Orache)


B

Baccharis douglasii (Marsh Baccharis)
Baccharis pilularis (Coyote Bush)
Baccharis pilularis var. pilularis (Prostrate Coyote Bush)
Baccharis salicifolia (Mulefat)
Balsamorhiza macrolepsis var. macrolepsis (California Balsamroot)
Barbarea orthoceras (American Winter Cress)
Bellardia trixago (Bellardia)
Bellis perennis (English Daisy)
Berberis pinnata (Shiny Oregon Grape)
Berberis repens (Creeping Mahonia)
Beta vulgaris ssp. cicla (Wild Swiss Chard)
Bidens frondosa (Sticktight)
Blennosperma nanum (Blennosperma)
Brassica nigra (Black Mustard)
Brassica rapa (Field Mustard)
Briza maxima (Rattlesnake Grass)
Brodiaea elegans (Harvest Brodiaea)
Brodiaea terrestris (Dwarf Brodiaea)

C

Cakile maritima (Sea Rocket)
Calandrinia ciliata (Red Maids)
Calochortus amabilis (Globe Lily)
Calochortus leichtlinii (Leichtlin’s Mariposa Tulip)
Calochortus luteus (Gold Nugget, Yellow Mariposa Lily)
Calochortus pulchellus (Mt. Diablo Fairy Lantern)
Calochortus superbus (Superb Mariposa Lily)
Calochortus tiburonensis (Tiburon Mariposa Lily)
Calochortus tolmiei (Pussy Ears)
Calochortus uniflorus (Pink Star Tulip)
Calochortus venustus (White Mariposa Lily)
Calendula arvensis (Calendula)
Calycadenia multiglandulosa (Rosin Weed)
Calycadenia truncata (Rosinweed)
Calycanthus occidentalis (Spice Bush)
Calypso bulbosa (Calypso Orchid)
Calystegia collina ssp. collina (Serpentine Morning Glory)
Calystegia collina ssp. oxyphylla (Mt. St. Helen Morning Glory)
Calystegia purpurata ssp. purpurata (Coast Morning Glory)
Calystegia sepium (Hedge Bindweed)
Calystegia subacaulis (Stemless Morning Glory)
Camissonia cheiranthifolia (Beach Sun Cup)
Camissonia cheiranthifolia ssp. cheiranthifolia (Beach Primrose)
Camissonia ovata (Sun Cups)
Camissonia strigulosa (Sandy Soil Suncup)
Campanula californica (Swamp Hare Bell)
Capsella bursa-pastoris (Shepard’s Purse)
Cardamine californica (Milk Maids)
Cardamine oligosperma (Bitter Cress)
Cardionema ramosissimum (Sand Mat)
Carduus pycnocephalus (Italian Thistle)
Carpobrotus edulis (Iceplant)
Carthamus creticus (Smooth Distaff Thistle)
Castilleja attenuata (Valley Tassels)
Castilleja densiflora (Dense Flowers Owl’s Clover)
Castilleja affinis (Indian Paintbrush)
Castilleja ambigua ssp. ambigua (Johnny Nip)
Castilleja applegatei ssp. martini (Martin’s Paintbrush)
Castilleja densiflora (Owl’s Clover)
Castilleja exerta ssp. latifolia (Showy Owl’s Clover)
Castilleja foliolosa (Wooly Indian Paintbrush)
Castilleja rubicundula (Cream Sacs)
Castilleja subinclusa ssp. franciscana (Franciscan Paint Brush)
Castilleja wightii (Seaside or Wight’s Paintbrush)
Ceanothus cuneatus (Common Buck Brush)
Ceanothus gloriosus var. gloriosus (Glory Mat)
Ceanothus jepsonii (White Flowered Ceanothus)
Ceanothus jepsonii var. albiflorus (Ceanothus)
Ceanothus maritimus (Maritime Ceanothus)
Ceanothus oliganthus (Jim Brush)
Ceanothus purpureus (Holly Leaf Ceanothus)
Ceanothus thyrsiflorus (Blue Blossom Ceanothus)
Ceanothus thyrsiflorus var. repens (Creeping Blue Blossom)
Centaurea calcitrapa (Purple Star Thistle)
Centaurea melitensis (Tocalote)
Centaurea melitensis (Napa Thistle)
Centaurea solstitialis (Yellow Star Thistle)
Centaurium muehlenbergii (White Eyed Centaury)
Centranthus rubra (Valerian)
Cephalanthus occidentalis var. californicus (California Button Willow)
Cerastium arvense (Field Chickweed)
Cercis occidentalis (Redbud)
Cercocarpus betuloides (Mountain Mahogany)
Chaenactis glabriuscula var. heterocarpha (Slender Common Chaenactis)
Cheilanthes gracillima ( Lace Lip Fern)
Chenopodium murale (Goosefoot)
Chlorogalum pomeridianum (Soap Plant)
Chlorogalum pomeridianum var. divaricatum (Coast Soap Plant)
Chorizanthe cuspidata (Spineflower)
Chorizanthe cuspidata var. villosa (Wooly Headed Spine Flower)
Chorizanthe membranacea (Pink Spine Flower)
Chrysanthemum parthenium (Feverfew)
Chrysolepis chrysophylla (Golden Chinquapin)
Chrysolepis chrysophylla var. minor (Bush Chinquapin)
Cichorium intybus (Chicory)
Cirsium brevistylum (Indian Thistle)
Cirsium douglasii ssp. douglasii (Swamp Thistle)
Cirsium hydrophilum var. hydrophilum (Suisun Thistle)
Cirsium occidentale (Cob Web Thistle)
Cirsium occidentale var. californicum (California Thistle)
Cirsium occidentale var. venustum (Venus Thistle)
Cirsium quercetorum (Brownie Thistle)
Cirsium vulgare (Bull Thistle)
Cistus incanus (Hairy Rockrose)
Clarkia affinis (Small Clarkia)
Clarkia amoena ssp. huntiana (Fair Well to Spring)
Clarkia arcuata ( Kellogg’s Clarkia)
Clarkia concinna (Red Ribbons)
Clarkia davyi (Davy’s Fairy Fan)
Clarkia gracilis ssp. tracyi (Tracy’s Clarkia)
Clarkia purpurata ssp. viminea (Wine Cup Clarkia)
Clarkia rubicunda (Ruby Chalice Clarkia)
Clarkia unguiculata (Elegant Clarkia)
Claytonia exigua (Common Montia)
Claytonia gypsophiloides (Rock Montia)
Claytonia perfoliata (Miner’s Lettuce)
Claytonia sibirica (Candy Flower)
Clematis lasiantha (Chaparral Clematis)
Clematis ligusticifolia (Virgin’s Bower)
Clintonia andrewsiana (Red bead Lily)
Collinsia heterophylla (Chinese Houses)
Collinsia sparsiflora (Blue Eyed Mary)
Collomia heterophylla (Vari Leaf Collomia)
Conium maculatum (Poison Hemlock)
Convolvulus arvensis (Field Bindweed)
Conyza bonariensis (South American Horseweed)
Conyza canadensis (Horseweed)
Conyza floribunda (Asthma Weed)
Corallorhiza maculatum (Spotted Coralroot)
Corallorhiza striata (Striped Coralroot)
Cordylanthus maritimus (Pt. Reyes Birds Beak)
Cornus sericea (Creek Dogwood)
Cortaderia selloana (Pampas Grass)
Corylus cornuta var. californica (Hazelnut)
Cotula coroponifolia (Brass Buttons)
Crassula connata (Sand Pigmy Weed)
Crocosmia x crocosmiiflora (Montbretia)
Cryptantha leiocarpa (Coast Cryptantha)
Cupressus densiflora (Italian Cypress)
Cupressus macrocarpa (Monterey Cypress)
Cuscuta californica var. breviflora (Western Dodder)
Cuscuta salina var. major (Salt March Dodder)
Cynara cardunculus (Artichoke Thistle)
Cynara cardunculus var. cardunculus (Cardoon)
Cynoglossum grande (Hounds Tongue)
Cyperus eragrostis (Umbrella Sage)
Cytisus scoparius (Scotch Broom)


D

Datura stramonium (Jimson Weed)
Datura wrightii (Jimson Weed)
Daucus pusillus (Rattlesnake Weed)
Delphinium decorum (Coast Delphinium)
Delphinium hesperium ssp. hesperium (Western Larkspur)
Delphinium nudicaule (Red Larkspur)
Delphinium patens (Zigzag Larkspur)
Delphinium variegatum (Royal Larkspur)
Dendromecon rigida (Bush Poppy)
Dicentra formosa (Bleeding Heart)
Dichelostemma capitatum (Blue Dicks)
Dichelostemma congestum (Ookow)
Dichelostemma multiflorum (Many Flowered Blue Dicks)
Digitalis purpurea (Foxglove)
Dipsacus fullonum (Teasel)
Dipsacus sativus (Wild Teasel)
Dirca occidentalis (Western Leatherwood)
Disporum hookeri (Fairy Bells)
Distichlis spicata (Salt Grass)
Dittrichia graveolens (Stinkweed)
Dodecatheon clevelandii ssp. patulum) Padres Shooting Star
Dodecatheon hendersonii (Shooting Star)
Downingia concolor (Fringed Downingia)
Draba verna (Spring Draba)
Dryopteris arguta (Coastal Wood Fern)
Duchesnea indica (Mock Strawberry)
Dudleya cymosa (Canyon Live For Ever)
Dudleya farinosa (Live For Ever)

E

Echium candicans (Pride of Madeira)
Emmenanthe penduliflora (Whispering Bells)
Epipactis helleborine (Broadleaf Helleborine)
Epilobium brachycarpum (Panicled Willow Herb)
Epilobium canum (California Fuchsia)
Epilobium ciliatum (Coastal Willow Herb)
Epilobium ciliatum var. watsonii (Coastal Willowherb)
Epilobium minutum (Willow Herb)
Equisetum arvense (Common Horsetail)
Equisetum telmateia ssp. braunii (Giant Horsetail)
Erechtites glomerata (Australian Fireweed)
Erechtites minima (Australian Fireweed)
Eremocarpus setigerus Turkey Mullein)
Ericameria arborescens (Golden Fleece)
Ericameria ericoides (Mock Heather)
Ericameria linerifolium (Golden Bush)
Erigeron glaucus (Seaside Daisy)
Erigeron petrophilus (Fleabane)
Eriodictyon californicum (Yerba Santa)
Eriogonum fasciculatum (California Buckwheat)
Eriogonum latifolium (Coast Buckwheat)
Eriogonum luteolum (Golden Buckwheat)
Eriogonum nudum (Nude Buckwheat)
Eriogonum ursinum (Bear Valley Buckwheat)
Eriophyllum confertiflorum var. confertiflorum (Golden Yarrow)
Eriophyllum lanatum var. achillaeoides (Wooly Daisy)
Eriophyllum staechadifolium (Lizard Tail)
Erodium botrys (Long Beaked Filaree)
Erodium moschatum (White Stemmed Storksbill)
Eryngium armatum (Coyote Thistle)
Erysimum capitatum (Douglas Wallflower)
Erysimum franciscanum (Wallflower)
Erysimum menziesii (Menzie’s Wallflower)
Erythronium californicum (Fawn Lily)
Eschscholzia caespitosa (Frying Pan Poppy)
Eschscholzia californica (California Poppy)
Eucalyptus globulus (Blue Gum Eucalyptus)
Eucalyptus sideroxylon (Red Iron Bark)
Euphorbia crenulata (Chinese Caps)
Euphorbia lathyris (Gopher Plant)
Euphorbia oblongata (Eggleaf Spurge)
Euphorbia peplus (Petty Spurge)
Euphorbia spathulata (Warty Spurge)
Euthamia occidentalis (Western Goldenrod)

F

Foeniculum vulgare (Fennel)
Frankenia salina (Alkali Heath)
Fremontodendron californicum (Flannel Bush)
Fritillaria affinis (Mission Bells, Checker Lily)
Fritillaria lanceolata var. tristulis (Chocolate Lily)
Fritillaria liliacea (White Fritillary)
Fritillaria recurva (Red Bells)
Fumaria capreolata (White Ramping Fumitory)
Fumaria officinalis (Fumitory)

G

Gallium andrewsii (Phlox Leaf Bed Straw)
Gallium aparine (Bedstraw)
Galium porrigens (Climbing Bedstraw)
Gamochaeta purpurea (Purple Cudweed)
Garrya elliptica (Silk Tassel Bush)
Gaultheria shallon (Salal)
Genista monspessulana (French Broom)
Gentiana affinis var. ovata (Blue Gentian)
Geranium carolinianum (Carolina carolinianum)
Geranium dissectum (Cut Leaf Geranium)
Geranium molle (Dove’s Foot Geranium)
Geranium potentilloides (Trailing Cranesbill)
Geranium purpureum (Purple Stemmed Geranium)
Geranium robertianum (Robert’s Geranium)
Gilia capitata (Dune Gilia)
Gilia clivorum (Grassland Gilia)
Gilia millefoliata (Many Leaved Gilia)
Gilia tricolor (Bird’s Eyes)
Glebionis segetum (Corn Chrysanthemum)
Gnaphalium bicolor bioletti (Pungent Gumweed)
Gnaphalium californicum (California Everlasting)
Gnaphalium canescens ssp. beneolens (Cudweed)
Gnaphalium luteo -album (Weedy Cudweed)
Gnaphalium palustre (Marsh Cudweed)
Gnaphalium purpureum (Silverleaf Cudweed)
Gnaphalium ramosissimum (Pink Cudweed)
Gnaphalium stramineum (Wooly Cudweed)
Grindelia camporum (Great Valley Gum Plant)
Grindelia hirsutula var. hirsutula (Gumplant)
Grindelia hirsutula var. maritima (San Francisco Gum Plant)
Grindelia stricta (Gumplant)
Grindelia stricta var. angustifolia (Salt Marsh Gum Plant)
Grindelia stricta var. platyphylla (Gumplant, Dune Gumplant)

H

Hedypnois cretica (Crete Weed)
Helenium bigelovii (Biglow’s Sneezeweed)
Helenium puberulum (Rosilla, Sneezeweed)
Heliotropium curassavicum (Beach Heliotrope)
Heliotropium europaeum (European Heliotrope)
Helianthella californica (California Helianthella)
Helianthella castanea (Mt. Diablo Sunflower)
Hemizonia congesta (Hayfield Tarweed)
Hemizonia congesta ssp. congesta (Hayfield Tarweed)
Hemizonia congesta ssp. lutescens (Yellow Hayfield Tarplant)
Hemizonia congesta ssp. luzulifolia (White Hayfield Tarweed)
Hemizonia corymbosa (Fragrant Tarplant)
Hemizonia fitchii (Fitch’s Spikeweed)
Hemizonia lobbii (3 Ray Tarweed)
Hemizonia pungens (Spikeweed)
Hemizonia pungens ssp. pungens (Common Spike Weed)
Heracleum lanatum (Cow Parsnip)
Hesperolinon congestum (Marin Western Dwarf Flax)
Heteromeles arbutifolia (Toyon)
Heterotheca sessiliflora ssp. bolanderi (Golden Aster)
Heuchera micrantha (Alumroot)
Hieracium albiflorum (Hawk Weed)
Hirschfeldia incana (Summer Mustard)
Holocarpha virgata ssp. virgata (Narrow Tarweed)
Holodiscus discolor (Ocean Spray)
Horkelia californica (Calif. Horkelia)
Horkelia marinensis (Point Reyes Horkelia)
Hypericum anagalloides (Tinker’s Penny)
Hypericum concinnum (Gold Wire)
Hypericum formosum (St. John’s Wort)
Hypericum perforatum (St. John’s Wort)
Hypochaeris glabra (Smooth Cat’s Ear)
Hypochaeris radicata (Rough Cat’s Ear)

I & J

Ipomopsis aggregata ssp. formosissima (Skyrocket Gilia)
Iris douglasiana (Douglas Iris)
Iris longipetala (Coast Iris)
Iris macrosiphon (Bold Tube Iris, Ground Iris)
Iva auxillaris (Poverty Weed)
Jaumea carnosa (Jaumea)
Juncus bufonius (Toad Rush)
Juncus effusus (Bog Rush)
Juncus phaeocephalus var. paniculatus (Loose Flowering Rush)

K & L

Kickxia commutata (Fluellen)
Kickxia spuria (Fluellen)
Kniphofia uvaria (Red Hot Poker Plant)
Lagophylla Minor (Lessor Hare Leaf)
Lactuca saligna (Willow Leaf Lettuce)
Lactuca serriola (Prickly Lettuce)
Lactuca virosa (Wild Lettuce)
Lamium amplexicaule (Common Henbit)
Lamium purpureum (Red Henbit)
Lasthenia californica (Goldfields)
Lasthenia californica ssp. macrantha (Giant Goldfields)
Lasthenia minor (Coastal Goldfields)
Lathyrus jepsonii var. californicus (California Pea)
Lathyrus latifolius (Sweet Pea)
Lathyrus littoralis (Beach Pea)
Lathyrus torreyi (Torrey’s Pea)
Lathyrus vestitus (Hillside Pea)
Layia chrysanthemoides (Smooth Tidy Tips)
Layia platyglossa (Tidytips, Coastal Tidytips)
Layia septentrionalis (Colusa Tidytips)
Leucanthemum vulgare (Ox Eye Daisy)
Ledum glandulosum (Labrador Tea)
Lemna sp. (Duckweed)
Lepidium campestre (Field Peppergrass)
Lepechinia calycina (Pitcher Sage)
Lepidium latifolium (Pepper Grass)
Lepidium nitidum (Shining Pepper Grass)
Leptosiphon androsaceus (False Baby Stars)
Leptosiphon jepsonii (Jepson’s Baby Stars)
Lessingia filaginifolia var. californica (California Aster)
Lessingia micradenia (Mt. Tamalpais Lessingia)
Lewisia rediviva (Bitterroot)
Ligusticum apiifolium (Lovage)
Limnanthes douglasii (Douglas Meadowfoam)
Limonium californicum (Western Marsh Rosemary)
Linanthus androsaceus (False Baby Stars)
Linanthus ciliatus (Whisker Bush)
Linanthus dichotomus (Evening Snow)
Linanthus grandiflorus (Large Flowered Linanthus)
Linanthus parviflorus (Baby Stars)
Linum bienne (Narrow Leaf Flax)
Lithophragma affine (Woodland Star)
Lithophragma bolanderi (Bolander’s Woodland Star)
Lithophragma heterophyllum (Hill Star)
Lithophragma parviflora (Prairie Star)
Lomatium dasycarpum ssp. dasycarpum (Hairy Petal Hog Fennel)
Lomatium marginatum (Yellow Hartweg Lomatium)
Lomatium marginatum ssp. purpureum (Hartweg’s Lomatium)
Lomatium nudicaule (Pestle Lomatium)
Lomatium utriculatum (Common Lomatium)
Lonicera hispidula (California Honeysuckle)
Lonicera hispidula var. vacillans (California Honeysuckle)
Lonicera involucrata (Coast Twin Berry)
Lotus corniculatus (Bird’s Foot Trefoil)
Lotus formosissimus (Lotus)
Lotus humistratus (Short Pod Lotus)
Lotus micranthus (Miniature Lotus)
Lotus purshianus (Spanish Trefoil)
Lotus purshianus var. purshianus (Spanish Clover)
Lotus scoparius (Prostrate Deer Weed)
Lotus wrangelianus (Sub Pinnate Lotus)
Lunaria annua (Moonwort)
Lupinus albifrons (Silver Lupine)
Lupinus arboreus (Bush Lupine)
Lupinus bicolor (Miniature Lupine)
Lupinus chamissonis (Fragrant Dune Lupine)
Lupinus formosus (Summer Lupine)
Lupinus micranthus ssp. micranthus (Miniature Beach Lupine)
Lupinus microcarpus var. densiflora (Chick Lupine)
Lupinus nanus (Sky Lupine)
Lupinus obtusilobus (Silver Lupine)
Lupinus polyphyllus (Giant Bog Lupine)
Lupinus sericatus (Cob Mt. Lupine)
Lupinus succulentus (Arroyo Lupine)
Lupinus variicolor (Varied Lupine)
Luzula comosa (Hairy Wood Rush)
Lythrum hyssopifolia (Hyssop Loosestrife)

M

Madia elegans (Common madia)
Madia gracilis (Slender Tarweed)
Madia madioides (Woodland Madia)
Madia sativa (Coast Tar Plant)
Malva neglecta (Umbrella Mallow)
Malva nicaeensis (Bull Mallow)
Malva parviflora (Cheese Weed)
Malva pseudolavatera (Cornish Mallow))
Malvella leprosa (Alkali Mallow)
Marah fabaceus (Wild Cucumber)
Marah oreganus (Coast Manroot)
Marrubium vulgare (Horehound)
Meconella linearis (Narrow Leaved Queen Poppy)
Medicago polymorpha (Bur Clover)
Medicago sativa (Alfalfa)
Melilotus alba (White Sweet Clover)
Melilotus indica (Yellow Sweet Clover)
Mentha arvensis (Marsh Mint)
Mentha pulegium (Pennyroyal)
Micropus californicus (Cotton Top)
Mimulus androsaceus (Pansy Monkey Flower)
Mimulus aurantiacus (Sticky Monkey Flower)
Mimulus Douglasii (Douglas Monkeyflower)
Mimulus guttatus (Seep Monkey Flower)
Mimulus kelloggii (Kellogg’s Monkeyflower)
Mimulus moschatus (Musk Monkey Flower)
Mimulus primuloides (Primrose Monkey Flower)
Minuartia douglasi (Sandwort)
Modiola caroliniana (Carolina Bristle Mallow)
Monardella odoratissima ssp. pallida (Coyote Mint)
Monardella undulata (Curley Leaf Monardella)
Monardella villosa ssp. franciscana (San Francisco Coyote Mint)
Monardella villosa ssp. villosa (Coyote Mint)
Myoporum laetum (Ngaio Tree)
Myosotis latifolia (For-Get-Me-Not)

N & O

Navarretia leucocephala var. bakeri (Baker’s Navarretia)
Navarretia squarrosa (Skunkweed)
Navarretia tagetina (Marigold Navaretia)
Nemophila heterophylla (Canyon Nemophila)
Nemophila menziesii (Baby Blue Eyes)
Nemophila menziesii var. atomaria (Baby White Eyes)
Nemophila parviflora (Woodland Nemophila)
Nicotiana acuminata (Many Flowered Tobacco)
Nicotiana glauca (Tree Tobacco)
Oemleria cerasiformis (Oso Berry)
Oenanthe sarmentosa (Water Parsley, Water Hemlock)
Oenothera elata ssp hookeri (Hooker’s Evening Primrose)
Odontostomum hatwegii ( Inside out Lily)
Oreostemma alpigenum (Alpine Aster)
Orobanche fasciculata (Clustered Broomrape)
Osmorhiza berteroi (Sweet Cicely)
Osmorhiza chilensis (Wood Sweet Cicely)
Orobanche californica ssp. californica (Red Purple Broomrape)
Orobanche fasciculata (Clustered Broomrape)
Oxalis albicans ssp. pilosa (Coastal Oxalis)
Oxalis oregana (Redwood Sorrel)
Oxalis pes caprae (Bermuda Buttercup)

P

Papaver heterophyllum (Wind Poppy)
Parentucellia latifolia (Broadleaf Glandweed)
Parentucellia viscosa (Yellow Gland Weed)
Pectocarya pusilla (Little Comb Seed Flower)
Pedicularis densiflora (Indian Warrior)
Pellaea andromedaefolia (Coffee Fern)
Pellaea mucronata (Bird’s Foot Fern)
Penstemon gracilentus (Slender Penstemon)
Penstemon heterophyllus (Foothill Penstemon)
Penstemon newberryi var. newberryi (Mountain Pride)
Pentagramma triangularis (Gold back Fern)
Perideridia kelloggii (Squawroot)
Persicaria lapathifolia (Willow Weed)
Perovskia atriplicifolia (Russian Sage)
Petrorhagia dubia (Wild Carnation)
Petrorhagia prolifera (Childing Pink)
Petasites frigidus var. palmatus)
Phacelia californica (California Phacelia)
Phacelia distans (Fern Leaf Phacelia)
Phacelia egena (Rock Phacelia)
Phacelia imbricata (Imbricate Phacelia)
Phacelia malviflora (Stinging Phacelia)
Philadelphus sp. (Mock Orange)
Phlox gracilis (Slender Phlox)
Phoradendron serotinum (Mistletoe)
Phragmites australis (Common Reed)
Phyla nodiflora (Lippia)
Pickeringia montana (Chaparral Pea)
Picris echioides (Bristly Ox Tongue)
Pinus sabiniana (Grey Pine)
Piperia elegans (Rein Orchid)
Piperia elegans ssp. decurtata (Pt. Reyes Rein Orchid)
Piperia elongata (Rein Orchid)
Plagiobothrys sp. (Popcorn Flower)
Plagiobothrys bracteatus (Vernal Pool Popcorn Flower)
Plagiobothrys nothofulvus (Rusty Popcorn Flower)
Plantago coronopus (Cut Leaf Plantain)
Plantago erecta (California Plantain)
Plantago lanceolata (English Plantain)
Plantago maritima (Pacific Seaside Plantain)
Plantago subnuda (Coastal Large Leaf Plantain)
Plantathera leucostachys (White Bog Orchid)
Platystemon californicus (Cream Cups)
Plectritis brachystemon (Plectritis)
Plectritis ciliosa (Long Spurred Plectritis)
Plectritis macrocera (White Plectritis)
Pogogyne serpylloides (Thyme Leaf Mesa Mint)
Polygala californica (Milkwort)
Polygonum amphibium var. emersum (Pink Aquatic Knotweed)
Polygonum arenastrum (Common Knot Weed)
Polygonum aviculare ssp. depressum (Common Knotweed)
Polygonum hydropiper (Marsh Pepper)
Polygonum lapathifolium (Smart Weed)
Polygonum paronychia (Beach Knotweed)
Polygonum persicaria (Lady’s Thumb)
Polypodium californicum (California Polypody)
Polypodium calirhiza (Nested Polypody)
Polypogon monspeliensis (Rabbit’s Foot Grass)
Polyporaceae (Sulfur Shelf Fungus)
Polystichum californicum (California Sword Fern)
Potentilla anserina (Cinquefoil)
Potentilla glandulosa (Common Cinquefoil)
Prunella vulgaris (Selfheal)
Prunella vulgaris var. lanceolata (Large Selfheal)
Pseudognaphalium stramineum (Cotton Balling Plant)
Pseudotsuga menziesii (Douglas Fir)
Psilocarphus tenellus var. tenellus (Wooly Marbles)
Ptelea crenulata (Hopseed Bush)
Pteridium aquilinum (Bracken Fern)
Pterospora andromedea (Pine Drops)
Pyrola picta (Wintergreen)
Pyrus communis (Common Pear)

Q & R

Quercus agrifolia (Coast Live Oak)
Quercus lobata (Valley Oak)
Quercus wislizenii (Interior Live Oak)
Quercus kelloggii (Black Oak)
Ranunculus californicus (California Buttercup)
Ranunculus canus (Sacramento Valley Buttercup)
Ranunculus lobbii (Lobb’s Aquatic Buttercup)
Ranunculus muricatus (Prickle Fruited Buttercup)
Ranunculus repens (Creeping Buttercup)
Ranunculus occidentalis (Western Buttercup)
Ranunculus orthorhynchus var. orthorhynchus (Large Marsh Cup)
Ranunculus pusillus (Low Buttercup)
Raphanus sativus (Wild Radish)
Rhagadiolus stellatus (Endive Daisy)
Rhamnus californica (Coffee Berry)
Rhododendron macrophyllum (California Rose Bay)
Rhododendron occidentale (Western Azalea)
Rhus aromatica (Skunk Bush)
Ribes aureum (Golden Current)
Ribes californicum var. californicum (California Gooseberry)
Ribes menziesii (Canyon Gooseberry)
Ribes sanguineum (Red Flowering Current)
Ribes speciosa (Fuschia Flowered Gooseberry)
Rigiopappus leptocladus (Wireweed)
Romneya coulteri (Matilija Poppy)
Romulea rosea (Grass Crocus)
Rorippa nasturtium-aquaticum (Watercress)
Rosa californica (California Rose)
Rosa gymnocarpa (Wood Rose)
Rosmarinus officinalis (Rosemary)
Rubus discolor (Himalayan Blackberry)
Rubus parviflorus (Thimble berry)
Rubus ursinus (California Blackberry)
Rumex acetosella (Sheep Sorrel)
Rumex crassus (Seashore willow Leaf Dock)
Rumex crispus (Curley Dock)
Rumex maritimus (Golden Shore dock)
Rumex pulcher (Fiddle Dock)
Rumex salicifolius (Willow Dock)
Rupertia physodes (California Tea)

S

Salicornia virginica (Pickle weed)
Salix lasiolepis (Arroyo Willow)
Salix lucida ssp. lasiandra (Yellow Willow)
Salix sp. (Willow Tree)
Salsola soda (Poverty Weed)
Salvia columbariae (Chia Sage)
Salvia mellifera (Black Sage)
Salvia microphylla (Red Sage)
Salvia sonomensis (Creeping Sage)
Sambucus mexicana (Blue Elderberry)
Sambucus racemosa (Red Elderberry)
Sambucus racemosa var. racemosa (Red Elderberry)
Sanicula arctopoides (Foot-Steps-Of-Spring)
Sanicula bipinnata(Poison Sanicle)
Sanicula bipinnatifida (Purple Sanicle)
Sanicula crassicaulis (Snakeroot)
Sanicula laciniata (Coast Sanicle)
Sanicula tuberosa (Turkey Pea)
Satureja douglasii (Yerba Santa)
Saxifraga californica (California Saxifrage)
Scabiosa atropurpurea (Pincushion Flower)
Scandix pectin-veneris (Shepherd’s Needle)
Schinus molle (California Pepper)
Scirpus microcarpus (Small Fruited Sedge)
Scoliopus bigelovii (Fetid Adders Tongue)
Scrophularia californica (Bee Plant)
Scutellaria tuberosa (Dan’s Skullcap)
Sedum pumila (Dwarf Stonecrop)
Sedum spathulifolium Spoon Leaved Stonecrop)
Senecio aronicoides (Butter Weed)
Senecio vulgaris (Common Groundsel)
Sesuvium verrucosum (Western Sea Purslane)
Sherardia arvensis (Field Madder)
Sidalcea calycosa ssp. rhizomata (Pt. Reyes Checkerbloom)
Sidalcea diploscypha (Fringed Checker mallow)
Sidalcea malviflora (Checkerbloom)
Sidalcea malvaeflora ssp. laciniata (Cut Leaf Checkerbloom)
Sidalcea malviflora ssp. malviflora (Dwarf Checkerbloom)
Silene californica (Indian Pink)
Silene gallica (Windmill Pink)
Silene scouleri ssp. grandis (Coastal Catchfly)
Silene verecunda (San Francisco Champion)
Silybum marianum (Milk Thistle)
Sinapis arvensis (Charlock)
Sisymbrium officinale (Hedge Mustard)
Sisyrinchium bellum (Blue Eyed grass)
Sisyrinchium californicum (Yellow Eyed Grass)
Smilacina stellata (False Solomon’s Seal)
Solidago californica (California Goldenrod)
Solidago canadensis (Canada Goldenrod)
Solidago spathulata (Coast Goldenrod)
Solanum americanum (Small Flowered Night Shade)
Solanum douglasii (Douglas Nightshade)
Solanum laciniatum (Shrubby Purple Flowered Nightshade)
Solanum parishii (Parish’s Nightshade)
Solanum umbelliferum (Blue Witch)
Solanum xanti (Purple Nightshade)
Sonchus asper (Prickly Sow Thistle)
Sonchus oleraceus (Common Sow Thistle)
Sparaxis tricolor (Harlequin Flower)
Sparganium eurycarpum (Bur Reed)
Spartina foliosa (Cord Grass)
Sphenosciadium capitellatum (Ranger’s Buttons)
Spiranthes romanzoffiana (Hooded Ladies Tresses)
Spergularia bocconii (Sand Spurrey)
Spergularia marina (Salt Marsh Sand Spurrey)
Spergularia macrotheca (Sand Spurrey)
Spergularia rubra (Purple sand Spurrey)
Stachys ajugoides var. rigida (Hedge Nettle)
Stachys bullata (Ca. Hedge Nettle)
Stachys chamissonis (Coast Hedge Nettle)
Stellaria media (Common Chickweed)
Stephanomeria virgata (Twiggy Wreath)
Stephanomeria virgata ssp. pleurocarpa (Wand Wirelettuce)
Streptanthus diversifolius (Varied Leaf Jewelflower)
Streptanthus glandulosa (Jewel Flower)
Streptanthus hispidus (Mt. Diablo Jewel Flower)
Streptanthus tortuosus (Mt. Jewelflower)
Symphoricarpos albus var. laevigatus (Snowberry)
Symphyotrichum chilense (Coastal Aster, Aster)
Symphyotrichum subulatum var. ligulatum (Marsh Aster)

T

Tamarix parviflora (Small Flowered Tamarisk)
Taraxacum officinale (Dandelion)
Tellima grandiflora (Fringe Cups)
Tetragonia tetragonioides (New Zealand Spinach)
Thalictrum fendleri var. polycarpum (Meadow Rue)
Thermopsis californica False Lupine)
Thysanocarpus curvipes (Lacepod)
Tolpis barbata (European Milkwort)
Torilis arvensis (Field Hedge Parsley)
Torreya californica (Calif. Nutmeg)
Toxicodendron diversilobum (Poison Oak)
Tragopogon dubius (Yellow Salsify)
Tragopogon porrifolius (Salsify)
Trichostema lanceolatum (Vinegar Weed)
Trientalis latifolia (Star Flower)
Trifolium angustifolium (Narrow Leaf Clover))
Trifolium bifidum (Notch Leaf Clover)
Trifolium campestre (Hopseed Clover)
Trifolium ciliolatum (Tree Clover)
Trifolium depauperatum (Balloon Clover)
Trifolium dichotomum var. (Indian Clover)
Trifolium fragiferum (Strawberry Clover)
Trifolium fucatum (Bull Clover)
Trifolium hirtum (Rose Clover)
Trifolium incarnatum (Crimson Clover)
Trifolium microcephalum (Maiden Clover)
Trifolium repens (White Clover)
Trifolium subterraneum (Subterranean Clover)
Trifolium tomentosum (Wooly Clover)
Trifolium variegatum (White Tipped Clover)
Trifolium willdenovii (Tom Cat Clover)
Trifolium wormskioldii (Cow Clover)
Triglochin maritima (Arrow Grass)
Trillium albidum (Giant White Trillium)
Trillium chloropetalum (Giant Trillium)
Trillium ovatum (Trillium)
Triphysaria eriantha (Butter & Eggs)
Triphysaria eriantha ssp. rosea (Pink Butter & Eggs)
Triphysaria floribunda (San Francisco Owl’s Clover)
Triphysaria pusilla (Dwarf Owl’s Clover)
Triphysaria versicolor var. faucibarbata (Yellow Owl’s Clover)
Triteleia hyacinthina (White Hyacinth)
Triteleia laxa (Ithuriel’s Spear)
Triteleia lilacina (Glassy Wild Hyacinth)
Triteleia lugens (Coast Range Triteleia)
Triteleia peduncularis (Marsh Triteleia)
Typha angustifolia (Narrow Leaved Cattail)
Typha domingensis (Southern Cattail)

U & V

Ulex europaeus (Gorse)
Umbellularia californica (California Laurel Bay)
Uropappus lindleyi (Silver Puffs)
Urtica dioica ssp. holosericea (Stinging Nettle)
Urtica urens (Burning Nettle)
Vaccinium ovatum (Black Huckleberry)
Vancouveria planipetala (Inside Out Flower)
Veratrum californica (Calif. Corn Lily)
Verbascum blattaria (Moth Mullein)
Verbascum thapsus (Wooly Mullein)
Verbena bonariensis (Vervain)
Veronica americana (American Speedwell)
Veronica persica (Speedwell)
Viburnum tinus (Viburnum)
Vicia Americana (American Vetch)
Vicia benghalensis (Red Vetch)
Vicia gigantea (Giant Vetch)
Vicia hassei (Slender Vetch)
Vicia sativa (Vetch)
Vicia villosa (Hairy Vetch)
Viola adunca (Blue Violet)
Viola douglasii (Douglas Violet)
Viola lobata (Pine Violet)
Viola pedunculata (Johnny Jump Up)
Viola purpurea (Woodland Violet)
Viola sempervirens (Redwood Violet)
Vitus californica (Wild Grape)

W & X

Whipplea modesta (Modesty)
Wyethia angustifolia (Narrow Leaf Mules Ears )
Wyethia glabra (Mule Ears)
Xanthium spinosum (Spiny Cocklebur)
Xanthium strumarium (Cocklebur)

Y & Z

Zeltnera muehlenbergii (White Eyed Century)
Zigadenus fremontii (Star Lily)
Zigadenus fremontii var. minor (Star Lily)
Zigadenus micranthus (Small Flowered Star Lily)