| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Aralia californica | CNPS-EB: B-PV | elk clover | |
| Asarum caudatum | CNPS-EB: B | wild-ginger | |
| Petasites frigidus var. palmatus | CNPS-EB: A1 | western sweet coltsfoot, coltsfoot | |
| Viola glabella | CNPS-EB: A2 | stream violet, smooth yellow violet | |
| Adiantum aleuticum | (A. jordanii is more common) | CNPS-EB: A1 | five-finger fern |
| Anthoxanthum occidentale | (historical-198? but not seen | CNPS-EB: A1x | California sweet grass, vanilla grass |
| Corallorhiza striata | (C. maculata is more common) | CNPS-EB: A1x | striped coralroot |
| Dicentra formosa | CNPS-EB: A2 | Pacific bleeding heart, bleeding heart | |
| Sequoia sempervirens | CNPS-EB: B | coast redwood | |
| Trillium ovatum subsp. ovatum | CNPS-EB: A2 | white trillium |