| Scientific Name | Notes | Rarity Ranks | Common Name |
|---|---|---|---|
| Amaranthus blitoides | CNPS-EB: C | procumbent pigweed, prostrate amaranth | |
| Amaranthus powellii | CNPS-EB: A1 | Powell's amaranth | |
| Anemopsis californica | CNPS-EB: B | yerba mansa, lizard tail | |
| Blennosperma nanum var. nanum | CNPS-EB: C | blennosperma | |
| Centromadia parryi subsp. congdonii | (formerly Hemizonia p. ssp. c. | CNPS-EB: *A2 State CNPS: 1B.1 Global Rank: G3T2 CNDDB Rank: S2 | Congdon's tarplant |
| Cirsium cymosum var. cymosum | CNPS-EB: C | peregrine thistle | |
| Collinsia sparsiflora var. sparsiflora | CNPS-EB: C | few-flowered blue-eyed Mary | |
| Corallorhiza maculata var. maculata | (forma immaculata is more comm | CNPS-EB: A2 | spotted coralroot |
| Elymus multisetus | CNPS-EB: C | big squirreltail | |
| Extriplex joaquinana | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G2 CNDDB Rank: S2 | San Joaquin spearscale, San Joaquin saltbush | |
| Fritillaria agrestis | CNPS-EB: *A2 State CNPS: 4.2 Global Rank: G3 CNDDB Rank: S3 | stinkbells | |
| Helianthella castanea | CNPS-EB: *A2 State CNPS: 1B.2 Global Rank: G2 CNDDB Rank: S2 | Diablo helianthella | |
| Microseris douglasii subsp. tenella | (subsp douglasii is more common) | CNPS-EB: A2 | silver puffs |
| Plagiobothrys trachycarpus | CNPS-EB: C | rough-nutlet popcornflower, rough-fruited allocarya | |
| Stipa pulchra | CNPS-EB: C | purple needlegrass | |
| Wyethia glabra | (W. helenioides is more common | CNPS-EB: C | mule ears |