| Asteraceae | |
Chondrophora drummondii
| (Torr. & A. Gray) A. Heller | Contr. Herb. Franklin Marshall Coll. 1: 101 | 1895 |
| Asteraceae | |
Chondrophora engelmannii
| (A. Gray) Britton | Mem. Torrey Bot. Club 5(21): 317 | 1894 |
| Asteraceae | |
Chondrophora howardii
| (Parry ex A. Gray) Britton | Mem. Torrey Bot. Club 5(21): 317 | 1894 |
| Asteraceae | |
Chondrophora nauseosa
| (Pall. ex Pursh) Britton | Mem. Torrey Bot. Club 5(21): 317 | 1894 |
| Asteraceae | |
Chondrophora nudata
| (Michx.) Britton | Mem. Torrey Bot. Club 5(21): 317 | 1894 |
| Asteraceae | |
Chondrophora virgata
| (Nutt.) Greene | Erythea 3(6): 91 | 1895 |
| Asteraceae | ** |
Chondrophora virgata
| (Nutt.) C. Mohr | Bull. Torrey Bot. Club 24(1): 28 | 1897 |