| Famille | Espèce végétale |
| ASTERACEAE | Artemisia frigida Willdenow |
| ASTERACEAE | Chrysothamnus nauseosus (Pallas) Britton |
| ASTERACEAE | Grindelia squarrosa Dunal |
| ASTERACEAE | Gutierrezia longifolia Greene |
| ASTERACEAE | Gutierrezia lucida Greene |
| ASTERACEAE | Gutierrezia microcephala A. Gray |
| ASTERACEAE | Gutierrezia microphylla Durand & Hilg. |
| ASTERACEAE | Gutierrezia sarothrae Britton & Rusby |
| ASTERACEAE | Gymnosperma sp. |
| ASTERACEAE | Haplopappus hartwegi (Gray) Blake |
| ASTERACEAE | Xanthocephalum glutinosum (Sprengel) Shinners |
| ASTERACEAE | Xanthocephalum sarothrae (Pursh) Shinners |