| Family | ASTERACEAE |
| Genus species | Oreostemma peirsonii (Sharsm.) G.L.Nesom trib. Astereae |
| Bibliography | Phytologia 74: 314 (1993) |
| Native Range | California |
| Primary Biome | Subalpine |
| Habitat | grassland and rocks |
| Altitude | 3000-3800m |
| Description | leaves in rosette, crowded, persistent, linear, sharply acute, 2-5cm long, 3-veined, stem leaves reduced, involucre purple, bracts imbricate, ligules 8-20, 12-16mm |
| Size | 2-7cm |
| Color | purple, violet |
| Bloom | summer |
| Ca | |
| Type | perennial |
| Cultivation | rock crevices with favourable water regime, eastern slopes alpine house, poor, drained soil, shading in summer |
| Propagation | seed in spring, barely covered, germ. 1 month, 16-21°C division in spring; cuttings in spring and late summer |
| Synonyms | Aster peirsonii Sharsm. |
| Territory | 7 Northern America 76 Southwestern U.S.A. (CAL California) |