| Family | APIACEAE |
| Genus species | Rhysopterus plurijugus J.M.Coult. & Rose |
| Bibliography | Contr. U.S. Natl. Herb. 7: 186 (1900) |
| Native Range | se. Oregon to w. Nevada |
| Primary Biome | Temperate |
| Habitat | rocky slopes |
| Altitude | 900-1100m |
| Description | leaves in outline ovate-oblong, 1-4cm, 1-2-ternate, segments lobate, ultimate lobes 1-4mm, mucronate, involucre absent, bracts of involucel ovate-oblong, acute |
| Size | 10-15cm |
| Color | white, pinkish |
| Bloom | 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 | Cymopterus corrugatus M.E.Jones Cymopterus plurijugus (J.M.Coult. & Rose) M.E.Jones Rhysopterus corrugatus (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. (NEV Nevada) |