| Asclepias speciosa |
Showy milkweed |
Yes |
| Aster chilensis ‘Pt. St. George’ |
See Symphyotrichum chilensis 'Pt. St. George' California aster |
Yes |
| Aster chilensis ‘Purple haze’ |
See Symphyotrichum chilensis 'Purple haze' California aster |
Yes |
| Athyrium filix-femina |
Lady Fern |
Yes |
| Athyrium filix-femina ‘Minutissimum’ |
'Minutissimum' Dwarf Lady Fern |
No |
| Atriplex canescens |
Four Wing Salt Bush |
Yes |
| Atriplex lentiformis ‘Compact Island form’ |
'Compact Island form' Big Salt Bush |
Yes |
| Atriplex lentiformis ssp. breweri |
Quail Bush |
Yes |
| Baccharia pilularis ssp. consanguinea |
Coyote Bush |
Yes |
| Baccharis glutinosa |
Douglas's Baccharis |
Yes |
| Baccharis pilularis Pigeon Point |
'Pigeon Point' Dwarf coyote bush |
No |
| Baccharis pilularis Twin Peaks |
'Twin Peaks' Dwarf coyote bush |
No |
| Baccharis pilularis Twin Peaks II |
'Twin Peaks II' Dwarf coyote bush |
No |
| Baccharis salicifolia |
Mule Fat |
No |
| Bahiopsis laciniata |
San Diego County Viguiera |
Yes |
| Baileya multiradiata |
Desert marigold |
No |
| Berberis aquifolium |
Oregon grape |
Yes |
| Berberis aquifolium var repens |
Creeping oregon grape |
Yes |
| Berberis Golden Abundance |
Barberry 'Golden Abundance' |
Yes |
| Berberis haematocarpa |
Red Fruited Mahonia |
Yes |
| Berberis nervosa |
Cascades Oregon Grape |
Yes |
| Berberis nevinii |
Nevin's barberry |
No |
| Berberis pinnata |
Coast barberry |
No |
| Berberis pinnata ssp. Insularis |
Island barberry |
Yes |
| Bergerocactus emoryi |
Golden Spined Cereus |
Yes |
| Bidens laevis |
Bur Marigold |
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 |
Yes |
| Brahea armata |
Mexican blue palm |
Yes |
| Brickellia californica |
California brickellbush |
Yes |
| Brodiaea californica |
California brodiaea |
Yes |
| Brodiaea californica ‘Babylon’ |
'Babylon' California brodiaea |
Yes |
| Brodiaea elegans |
Harvest Brodiaea |
Yes |
| Brodiaea filifolia |
Threadleaf brodiaea |
Yes |
| Bromus carinatus |
California Brome |
Yes |
| Calamagrostis foliosa |
Leafy Reedgrass |
Yes |
| Calamagrostis Karl Foerster |
'Karl Foerster' Reedgrass |
Yes |
| Calamagrostis nutkaensis ‘The King’ |
Pacific Reedgrass 'The King' |
Yes |
| Calliandra californica |
Red fairy duster |
No |
| Calliandra eriophylla |
Pink fairy duster |
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 luteus |
Yellow mariposa lily |
No |