| Asteraceae | |
Echinacea atrorubens var. atrorubens
| | | |
| Asteraceae | |
Echinacea atrorubens var. graminifolia
| Torr. & A. Gray | Fl. N. Amer. 2(2): 306 | 1842 |
| Asteraceae | |
Echinacea atrorubens var. neglecta
| (McGregor) Binns, B.R. Baum & Arnason | Syst. Bot. 27(3): 625 | 2002 |
| Asteraceae | |
Echinacea atrorubens var. paradoxa
| (Norton) Cronquist | Rhodora 47(564): 398 | 1945 |