| Family | BRASSICACEAE |
| Genus species | Erysimum capitatum (Douglas) Greene |
| Synonyms | Cheiranthus capitatus Douglas |
| Erysimum elatum Nutt. | |
| Erysimum greenei Polatschek | |
| Habitat | grassland and rocks |
| Altitude | 0-1700m |
| Description | basal leaves numerous, variable, petals 15-25mm, siliques usually slightly compressed, in cross-section square, ascendent or erect, 3-10cm long |
| Size | 10-50cm |
| Color | orange, red, yellow |
| Bloom | late spring, 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 cuttings in late summer |
| Territory |
Northern America
Northwestern U.S.A. (Colorado , Idaho , Oregon , Washington ) North-Central U.S.A. (Illinois , Iowa , Missouri , Oklahoma ) Northeastern U.S.A. (Indiana , Ohio ) Southwestern U.S.A. (Arizona , California , Nevada ) South-Central U.S.A. (New Mexico , Texas ) Southeastern U.S.A. (Arkansas , Tennessee ) Mexico (Mexico Central , Mexico Northeast , Mexico Gulf , Mexico Southwest) |
| Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
| |
| Comments | BRASSICACEAE
capitatum purshii (Durand) Rollins, Crucif. Continental N. Amer. 482 (1993)
|