| Family | APIACEAE |
| Genus species | Cymopterus purpureus S.Watson |
| Bibliography | Amer. Naturalist 7: 300 (1873) |
| Native Range | s. Utah to nw. New Mexico |
| Primary Biome | Temperate |
| Habitat | rocky slopes |
| Altitude | 1200-2100m |
| Description | acaulescent, glabrous, leaves in outline broadly triangular, 2-3-pinnate, segments coarsely mucronate-dentate, rays of umbel 8-12, unequal, involucre absent |
| Size | 7-12cm |
| Color | purple |
| Bloom | late spring, summer |
| Ca | |
| Type | perennial |
| Cultivation | sunny rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | seed when ripe or as soon as possible |
| Synonyms | Aulospermum purpureum (S.Watson) J.M.Coulter & Rose Coriophyllus purpureus (S.Watson) Rydb. Epallageiton purpureum (S.Watson) Koso-Pol. |
| Territory | 7 Northern America 73 Northwestern U.S.A. (COL Colorado) 76 Southwestern U.S.A. (ARI Arizona, NEV Nevada, UTA Utah) 77 South-Central U.S.A. (NWM New Mexico) |