Family | BRASSICACEAE |
Genus species | Physaria douglasii (S.Watson) O´Kane & Al-Shehbaz |
Bibliography | Novon 12: 322 (2002) |
Native Range | w. Canada to nw. USA |
Primary Biome | Temperate |
Habitat | sandy grassland |
Altitude | 100-1400m |
Description | densely pubescent, lower leaves suborbiculate to elliptic, entire to lyrate-pinnatifid, stem leaves similar, flowers in lax raceme, petals 6-11mm long, silicles subspherical |
Size | 20-40cm |
Color | yellow |
Bloom | summer |
Ca | - |
Type | perennial |
Cultivation | sunny site with a poor, sandy soil alpine house, sandy soil, sun |
Propagation | seed in spring, barely covered, germ. 1 month, 10-16°C cuttings of rosettes in late summer |
Synonyms | Lesquerella douglasii S.Watson |
Territory | 7 Northern America 71 Western Canada (BRC British Columbia) 73 Northwestern U.S.A. (IDA Idaho, MNT Montana, ORE Oregon, WAS Washington) |