| Family | BRASSICACEAE |
| Genus species | Boechera drepanoloba (Greene) Windham & Al-Shehbaz |
| Bibliography | Harvard Pap. Bot. 11: 263 (2007) |
| Native Range | Alaska to w. USA |
| Primary Biome | Subalpine |
| Habitat | rocky slopes |
| Altitude | 2000-3800m |
| Description | basal leaves oblanceolate, entire, at petiole ciliate, pubescent, stem leaves amplexicaule, auriculate, glabrous, racemes 5-25-flowered, sepals glabrous, petals 6-8mm |
| Size | 10-40cm |
| Color | purple, lavender blue |
| 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, 10-16°C division in fall; cuttings in late summer |
| Synonyms | Arabis drepanoloba Greene Arabis drummondii var. oreophila (Rydb.) M.Hopkins Arabis lemmonii var. drepanoloba (Greene) Rollins Arenaria oreophila Rydb. Boechera lemmonii var. drepanoloba (Greene) Dorn |
| Territory | 7 Northern America 70 Subarctic America (ASK Alaska) 71 Western Canada (ABT Alberta) 73 Northwestern U.S.A. (COL Colorado, IDA Idaho, MNT Montana, ORE Oregon, WAS Washington, WYO Wyoming) 76 Southwestern U.S.A. (UTA Utah) |