| Berberis pinnata |
Coast barberry |
No |
| Berberis pinnata ssp. Insularis |
Island barberry |
No |
| Bergerocactus emoryi |
Golden Spined Cereus |
Yes |
| Bidens laevis |
Bur Marigold |
No |
| Blechnum spicant |
Deer Fern |
No |
| Bloomeria crocea |
Common Goldenstar |
No |
| Boechera breweri |
Brewer's Rockcress |
No |
| Boechera californica |
Elegant rockcress |
No |
| Boechera sparsiflora |
Sicklepod rockcress |
No |
| Bothriochloa barbinodis |
Cane Bluestem |
Yes |
| Bouteloua gracilis ‘Blonde Ambition’ |
'Blonde Ambition' Blue grama grass |
No |
| Boykinia occidentalis |
Brook Foam |
No |
| Brahea armata |
Mexican blue palm |
Yes |
| Brickellia californica |
California brickellbush |
No |
| Brodiaea californica |
California brodiaea |
Yes |
| Brodiaea californica ‘Babylon’ |
'Babylon' California brodiaea |
No |
| Brodiaea elegans |
Harvest Brodiaea |
No |
| Brodiaea filifolia |
Threadleaf brodiaea |
No |
| Bromus carinatus |
California Brome |
Yes |
| Calamagrostis foliosa |
Leafy Reedgrass |
Yes |
| Calamagrostis Karl Foerster |
'Karl Foerster' Reedgrass |
Yes |
| Calamagrostis nutkaensis |
Pacific Reedgrass |
Yes |
| Calamagrostis nutkaensis ‘The King’ |
Pacific Reedgrass 'The King' |
No |
| Calamagrostis rubescens |
Pine Grass |
No |
| Calliandra californica |
Red fairy duster |
Yes |
| Calliandra eriophylla |
Pink fairy duster |
No |
| Calocedrus decurrens |
Incense Cedar |
Yes |
| Calochortus albus |
Fairy lantern |
No |
| Calochortus albus var rubellus |
Fairy lantern |
No |
| Calochortus amabilis |
Diogenes' lantern |
No |
| Calochortus argillosus |
Clay mariposa |
No |
| Calochortus catalinae |
Catalina mariposa lily |
No |
| Calochortus clavatus |
Clubhair mariposa lily |
No |
| Calochortus flexuosus |
Winding Mariposa Lily |
No |
| Calochortus luteus |
Yellow mariposa lily |
No |
| Calochortus monophyllus |
Yellow Star Tulip |
No |
| Calochortus obispoensis |
San Luis Mariposa Lily |
No |
| Calochortus pulchellus |
Mt. Diablo fairy lantern |
No |
| Calochortus splendens |
Splendid mariposa lily |
Yes |
| Calochortus superbus |
Superb mariposa lily |
No |
| Calochortus tolmiei |
Tolmie's Star Tulip |
No |
| Calochortus umbellatus |
Oakland star tulip |
No |
| Calochortus uniflorus ‘Cupido’ |
Large-flowered star tulip 'Cupido' |
No |
| Calochortus venustus |
Butterfly Mariposa |
No |
| Calycanthus occidentalis |
Spicebush |
Yes |
| Calystegia macrostegia ‘Anacapa pink’ |
'Anacapa pink' island morning glory' |
No |
| Calystegia occidentalis |
Western Morning Glory |
Yes |
| Calystegia purpurata |
Morning Glory |
No |
| Camassia leichtlinii ssp. suksdorfii |
Suksdorf's Large Camas |
Yes |
| Camassia quamash |
Common Camas |
No |