| Family | BRASSICACEAE |
| Genus species | Draba petrophila Greene |
| Bibliography | Pittonia 4: 17 (1899) |
| Native Range | se. Arizona |
| Primary Biome | Temperate |
| Habitat | rocks |
| Altitude | 1200-2750m |
| Description | basal leaves narrowly oblanceolate, entire, long petiolate, subglabrous, stem leaves imbricate, sessile, denticulate, inflorescence elongate, 5-20-flowered, silicles linear |
| Size | 3-20cm |
| Color | yellow |
| Bloom | summer |
| Ca | |
| Type | subshrub |
| 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 | Draba helleriana var. blumeri C.L.Hitchc. Draba helleriana var. petrophila (Greene) O.E.Schulz |
| Territory | 7 Northern America 76 Southwestern U.S.A. (ARI Arizona) |