| Family | APIACEAE |
| Genus species | Vesper purpurascens (A.Gray) R.L.Hartm. & G.L.Nesom |
| Bibliography | Phytoneuron 2012-94: 8 (2012) |
| Native Range | w. USA |
| Primary Biome | Temperate |
| Habitat | steppes |
| Altitude | 1300-2200m |
| Description | taproot, glabrous, leaves petiolate, oblong-ovate, bipinnatisect, glaucous, carnose, segments 1-8mm, flowers in umbel, achenes broadly ovate, broadly winged |
| Size | 3-15cm |
| Color | purple |
| Bloom | spring |
| Ca | |
| Type | perennial |
| Cultivation | sunny site with a deep, drained soil alpine house, rich, drained soil, sun |
| Propagation | seed when ripe or as soon as possible |
| Synonyms | Cymopterus montanus var. purpurascens A.Gray Cymopterus purpurascens (A.Gray) Rydb. Cymopterus utahensis var. eastwoodiae M.E.Jones Cymopterus utahensis var. monocephalus M.E.Jones Phellopterus purpurascens (A.Gray) J.M.Coult. & Rose Phellopterus purpurascens var. eastwoodiae (M.E.Jones) J.M.Coult. & Rose |
| Territory | 7 Northern America 73 Northwestern U.S.A. (IDA Idaho, ORE Oregon) 76 Southwestern U.S.A. (ARI Arizona, CAL California, NEV Nevada, UTA Utah) |