| Family | BRASSICACEAE |
| Genus species | Physaria calcicola (Rollins) O´Kane & Al-Shehbaz |
| Bibliography | Novon 12: 322 (2002) |
| Native Range | Colorado to New Mexico |
| Primary Biome | Temperate |
| Habitat | grassland and rocks |
| Altitude | 1400-2100m |
| Description | densely silvery pubescent, lower leaves linear, 2-7cm, entire or sinuate, stem leaves spathulate, acute, flowers in compact raceme, petals spathulate, 7-9mm long |
| Size | 10-20cm |
| Color | yellow |
| Bloom | spring, early summer |
| Ca | + |
| Type | perennial |
| Cultivation | sunny rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | seed in spring, barely covered, germ. 1 month, 10-16°C cuttings of rosettes in late summer |
| Synonyms | Lesquerella calcicola Rollins |
| Territory | 7 Northern America 73 Northwestern U.S.A. (COL Colorado) 77 South-Central U.S.A. (NWM New Mexico) |