| Aphyllon californicum subsp. jepsonii | |
| Aphyllon epigalium subsp. epigalium | |
| Aphyllon franciscanum | yellow clustered broom-rape, Franciscan broom-rape |
| Aphyllon pinorum | pinewoods broom-rape |
| Aphyllon purpureum | naked broom-rape |
| Aphyllon tuberosum | bulbous broom-rape |
| Aphyllon vallicola | hemp broom-rape |
| Bellardia trixago var. trixago | |
| Castilleja affinis subsp. affinis | Indian paintbrush |
| Castilleja ambigua subsp. ambigua | johnny-nip |
| Castilleja applegatei subsp. martinii | |
| Castilleja attenuata | valley tassels |
| Castilleja densiflora subsp. densiflora | owl's-clover |
| Castilleja exserta subsp. exserta | purple owl's-clover |
| Castilleja exserta subsp. latifolia | |
| Castilleja foliolosa | woolly paintbrush |
| Castilleja rubicundula subsp. lithospermoides | cream sacs |
| Castilleja subinclusa subsp. franciscana | |
| Castilleja subinclusa subsp. subinclusa | |
| Castilleja wightii | Wight's paintbrush |
| Chloropyron molle subsp. hispidum | hispid bird's-beak |
| Chloropyron molle subsp. molle | soft bird's-beak |
| Chloropyron palmatum | palmate bird's-beak |
| Cordylanthus nidularius | Mt. Diablo bird's-beak |
| Cordylanthus pilosus subsp. pilosus | |
| Cordylanthus rigidus subsp. rigidus | |
| Kopsiopsis strobilacea | California ground-cone |
| Pedicularis densiflora | warrior's plume |
| Phelipanche ramosa | |
| Triphysaria eriantha subsp. eriantha | butter-and-eggs |
| Triphysaria pusilla | |
| Triphysaria versicolor subsp. faucibarbata | |