| Family | POLEMONIACEAE |
| Genus species | Collomia larsenii (A.Gray) Payson |
| Bibliography | Publ. Sci. Univ. Wyoming, Bot. 1: 85 (1924) |
| Native Range | w. USA |
| Primary Biome | Temperate |
| Habitat | scree and moraines |
| Altitude | 2200-3500m |
| Description | stems ramose, glandular-hirsute, leaves 1-2cm, petiolate, 1-2-pinnate or palmatilobate, segments linear-oblong, glandular-hirsute, flowers 6-9 in terminal cluster |
| Size | 3-8cm |
| Color | purple |
| Bloom | summer |
| Ca | |
| Type | annual |
| Cultivation | gravelly, humous, moist, sunny site alpine house, moist, humous, gravelly soil, sun |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 16-18°C |
| Synonyms | Collomia debilis var. larsenii (A.Gray) Brand Gilia larsenii A.Gray Microsteris larsenii (A.Gray) Brockman |
| Territory | 7 Northern America 73 Northwestern U.S.A. (ORE Oregon, WAS Washington) 76 Southwestern U.S.A. (CAL California) |