| Family | BRASSICACEAE |
| Genus species | Boechera lyallii (S.Watson) Dorn |
| Synonyms | Arabis lyallii S.Watson |
| Arabis armeriifolia Greene | |
| Arabis densa Greene | |
| Habitat | dry, rocky slopes |
| Altitude | 1400-3700m |
| Description | basal leaves numerous, bright green, carnose, 15-30mm long, elliptic-oblanceolate, acute, stem leaves oblong, flowers in raceme, petals 6-10mm long, siliques glabrous, 2-6cm |
| Size | 5-20cm |
| Color | purplish, lavender |
| Bloom | summer |
| Ca | |
| Type | subshrub |
| Cultivation | sunny, dry, rock crevices, protection against winter wet alpine house, poor, drained soil, sun |
| Propagation | seed in spring, barely covered, germ. 1 month, 10-16°C division in fall; cuttings in late summer |
| Territory |
Northern America
Subarctic America (Yukon ) Western Canada (British Columbia ) Northwestern U.S.A. (Idaho , Montana , Oregon , Washington ) Southwestern U.S.A. (California , Nevada , Utah) |
| Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
| Comments | BRASSICACEAE
|