Santa Clara Valley Chapter
| Botanical Name | Common Name | Family |
| Acer macrophyllum | Big-leaf Maple | Aceraceae |
| Actea rubra | Baneberry | Ranunculaceae |
| Adenocaulon bicolor | Trail Plant | Asteraceae |
| Adenostoma fasciculatum | Chamise or Greasewood | Rosaceae |
| Agoseris heterophylla | Annual Agoseris | Asteraceae |
| Allium sp. | Wild Onion | Liliaceae |
| Anagallis arvensis* | Scarlet Pimpernel | Primulaceae |
| Arnica discoidea | Rayless Arnica | Asteraceae |
| Aquilegia formosa var. truncata | Northwest Crimson Columbine | Ranunculaceae |
| Arbutus menziesii | Madrone | Ericaceae |
| Arctostaphylos crustacea | Brittle-leaved Manzanita | Ericaceae |
| Artemisia douglasiana | Mugwort | Asteraceae |
| Asarum caudatum | Wild Ginger | Aristolochiaceae |
| Aster radulinus | Rough or Broad-leaved Aster | Asteraceae |
| Avena sp.* | Wild Oat | Poaceae |
| Brodiaea elegans | Harvest Brodiaea | Liliaceae |
| Calochortus albus | Globe Lily or Fairy Lantern | Liliaceae |
| Calochortus luteus | Yellow Mariposa | Liliaceae |
| Castilleja sp. | Indian Paint Brush | Scrophulariaceae |
| Ceanothus cuneatus var. cuneatus | Common Buck Brush | Rhamnaceae |
| Ceanothus papillosus | Warty-leaved Ceanothus | Rhamnaceae |
| Chlorogalum pomeridianum | Soap Plant | Liliaceae |
| Cirsium vulgare* | Bull Thistle | Asteraceae |
| Clarkia rubicunda | Farewell-to-Spring | Onagraceae |
| Corallorhiza maculata | Spotted Coral Root | Orchidaceae |
| Cornus sericea | Creek Dogwood | Cornaceae |
| Corylus californica | California Hazel | Betulaceae |
| Crepis sp.* | Hawksbeard | Asteraceae |
| Disporum hookeri | Hooker's Fairy Bell | Liliaceae |
| Dodecatheon sp. | Shooting Star | Primulaceae |
| Dryopteris arguta | Coastal Wood Fern | Dryopteridaceae |
| Elymus glaucus | Western Rye Grass | Poaceae |
| Elymus multisetus | Big Squirrel-tail Grass | Poaceae |
| Epilobium brachycarpum | Panicled Willow Herb | Onagraceae |
| Eremocarpus setigerus | Dove Weed or Turkey Mullein | Euphorbiaceae |
| Eriodictyon californicum | Yerba Santa | Hydrophyllaceae |
| Eriophyllum staechadifolium | Lizard Tail | Asteraceae |
| Erodium sp.* | Storksbill or Filaree | Geraniaceae |
| Eschscholzia californica | California Poppy | Papaveraceae |
| Fragaria californica | California Strawberry | Rosaceae |
| Fritillaria affinis | Checker Lily or Mission Bells | Liliaceae |
| Galium sp. | Bedstraw | Rubiaceae |
| Gnaphalium sp. | Everlasting or Cudweed | Asteraceae |
| Helenium puberulum | Rosilla or Sneezeweed | Asteraceae |
| Heracleum lanatum | Cow Parsnip | Apiaceae |
| Heteromeles arbutifolia | Toyon or Christmas Berry | Rosaceae |
| Hieracium albiflorum | White-flowered Hawkweed | Asteraceae |
| Holodiscus discolor | Ocean Spray or Ocean Cream bush | Rosaceae |
| Hypochaeris radicata* | Hairy Cat's Ear | Asteraceae |
| Iris douglasiana | Douglas Iris | Iridaceae |
| Lactuca sp.* | Wild Lettuce | Asteraceae |
| Lagophylla sp. | Hareleaf | Asteraceae |
| Lathyrus vestitus | Common Pacific Pea | Fabaceae |
| Lithocarpus densiflorus | Tanbark Oak | Fagaceae |
| Lonicera hispidula var. vacillans | Hairy Honeysuckle | Caprifoliaceae |
| Lotus purshianus | Spanish Clover | Fabaceae |
| Madia madioides | Woodland Madia | Asteraceae |
| Malus sp.* | Apple | Rosaceae |
| Melica torreyana | Torrey's Melica | Poaceae |
| Mimulus (Diplacus) aurantiacus | Sticky or Bush Monkey Flower | Scrophulariaceae |
| Monardella villosa var. villosa | Coyote Mint | Lamiaceae |
| Navarretia squarrosa | Skunkweed | Polemoniaceae |
| Nemophila heterophylla | Canyon Nemophila | Hydrophyllaceae |
| Osmorhiza chilensis | Sweet Cicely | Apiaceae |
| Pentagramma triangularis | Goldenback Fern | Pteridaceae |
| Perideridia sp. | Yampah | Apiaceae |
| Phacelia sp. | Phacelia | Hydrophyllaceae |
| Piperia unalascensis | Elegant Piperia | Orchidaceae |
| Polystichum munitum | Western Sword Fern | Dryopteridaceae |
| Prunus virginiana var. demissa | Western Choke-cherry | Rosaceae |
| Pseudotsuga menziesii | Douglas Fir | Pinaceae |
| Psilocarphus tenellus | Slender Woolly-heads | Asteraceae |
| Pteridium aquilinum var. pubescens | Bracken Fern | Dennstaedtiaceae |
| Quercus agrifolia | Coast Live Oak | Fagaceae |
| Quercus chrysolepis | Canyon Live Oak or Maul Oak | Fagaceae |
| Quercus kelloggii | California Black Oak | Fagaceae |
| Rhamnus californica | Coffeeberry | Rhamnaceae |
| Ribes sp. | Currant or Gooseberry | Grossulariaceae |
| Ribes sanguineum var.glutinosum | Flowering Currant | Grossulariaceae |
| Rosa gymnocarpa | Wood Rose | Rosaceae |
| Rubus discolor* | Himalaya Berry | Rosaceae |
| Rubus parviflorus (var. velutinus) | Thimble Berry | Rosaceae |
| Rumex sp.* | Dock or Sorrel | Polygonaceae |
| Rupertia physodes | California Tea | Fabaceae |
| Sambucus mexicana | Blue Elderberry | Caprifoliaceae |
| Sanicula crassicaulis | Pacific Sanicle | Apiaceae |
| Satureja douglasii | Yerba Buena | Lamiaceae |
| Scrophularia californica | Bee Plant | Scrophulariaceae |
| Silybum marianum* | Milk Thistle | Asteraceae |
| Smilacina stellata | Slim Solomon's Seal | Liliaceae |
| Solanum umbelliferum | Blue Witch | Solanaceae |
| Solidago sp. | Goldenrod | Asteraceae |
| Spergula arvensis var. arvensis* | Sand Spurry | Caryophyllaceae |
| Stachys sp. | Hedge Nettle | Lamiaceae |
| Symphoricarpos mollis | Creeping Snowberry | Caprifoliaceae |
| Symphoricarpos albus var. laevigatus | Common Snowberry | Caprifoliaceae |
| Thalictrum fendleri | Meadow Rue | Ranunculaceae |
| Torilis nodosa* | Knotted Hedge Parsley | Apiaceae |
| Trichostema lanceolatum | Turpentine or Vinegar or Camphor Weed | Lamiaceae |
| Trillium chloropetalum | Giant Wake Robin | Liliaceae |
| Toxicodendron diversilobum | Western Poison Oak | Anacardiaceae |
| Trientalis latifolia | Pacific Starflower | Primulaceae |
| Triteleia laxa | Ithuriel's Spear | Liliaceae |
| Umbellularia californica | California Bay Tree | Lauraceae |
| Urtica sp. | Nettle | Urticaceae |
| Verbena lasiostachys | Western Verbena | Verbenaceae |
| Viola ocellata | Western Heart's Ease | Violaceae |
| Wyethia glabra | Mule Ears | Asteraceae |
* = Introduced species
Plants observed 13 August 1989. List prepared by Ken Himes, Jean Sorensen, Ann Lambrecht, and Brenda Butner. Updated to Jepson nomenclature by Jeffrey A. Caldwell, 31 May 2000.