| Antirrhinum kelloggii | lax snapdragon | A2 |
| Antirrhinum thompsonii | withered snapdragon | A1 |
| Collinsia bartsiifolia var. bartsiifolia | white Chinese houses | A1x |
| Collinsia bartsiifolia var. stricta | white Chinese houses | A1? |
| Collinsia parviflora | blue-eyed Mary | B |
| Collinsia sparsiflora var. sparsiflora | few-flowered blue-eyed Mary | C |
| Collinsia tinctoria | iodine collinsia | A2 |
| Gratiola ebracteata | bractless hedge-hyssop | A1 |
| Keckiella breviflora var. breviflora | gaping penstemon | B-PV |
| Keckiella corymbosa | redwood penstemon | B-PV |
| Nuttallanthus texanus | blue toadflax | B |
| Penstemon centranthifolius | scarlet bugler | B |
| Penstemon heterophyllus var. heterophyllus | chaparral penstemon | B-PV |
| Penstemon heterophyllus var. purdyi | foothill penstemon | A2 |
| Plantago elongata | annual coast plantain | B-PV |
| Plantago maritima | Pacific seaside plantain | A1 |
| Plantago subnuda | Mexican plantain | A2 |
| Tonella tenella | small-flowered tonella | B-PV |
| Collinsia bartsiifolia var. unknown | white Chinese houses | A1? |
| Collinsia sparsiflora var. unknown | few-flowered blue-eyed Mary | C? |