| Family | APIACEAE |
| Genus species | Cymopterus nivalis S.Watson |
| Bibliography | Botany [Fortieth Parallel]: 123 (1871) |
| Native Range | nw. USA to Nevada |
| Primary Biome | Temperate |
| Habitat | rocky slopes |
| Description | rigid taproot, leaves numerous, basal, glaucous, petiolate, 15-70mm, tripinnate, ultimate segments small and narrow, umbels compact, sometimes capitate |
| Size | 5-25cm |
| Color | white |
| 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 |
| Synonyms | Aletes bipinnata (S.Watson) W.A.Weber Aletes nivalis (S.Watson) W.A.Weber Cymopterus bipinnatus S.Watson Cymopterus humboldtensis M.E.Jones Pseudocymopterus bipinnatus (S.Watson) J.M.Coult. & Rose Pseudocymopterus humboldtensis (M.E.Jones) Mathias Pseudocymopterus nivalis (S.Watson) Mathias Pseudoreoxis bipinnatus (S.Watson) Rydb. Pseudoreoxis nivalis (S.Watson) Rydb. |
| Territory | 7 Northern America 73 Northwestern U.S.A. (IDA Idaho, MNT Montana, ORE Oregon, WYO Wyoming) 76 Southwestern U.S.A. (NEV Nevada) |