| Family | APIACEAE |
| Genus species | Cymopterus megacephalus M.E.Jones |
| Bibliography | Zoe 2: 14 (1891) |
| Native Range | Arizona (Coconino Co.) |
| Primary Biome | Temperate |
| Habitat | rocky slopes |
| Description | acaulescent, leaves numerous, petiolate, bi- or tripinnatifid, in outline triangular, segments dentate, glabrous, flowers minute in dense heads, involucre absent |
| Size | 5-10cm |
| Color | greenish |
| Bloom | spring |
| 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 |
| Territory | 7 Northern America 76 Southwestern U.S.A. (ARI Arizona) |