| Family | ASTERACEAE |
| Genus species | Townsendia rothrockii A.Gray ex Rothrock trib. Astereae |
| Habitat | rocky slopes |
| Altitude | 3600-4000m |
| Description | leaves spathulate to oblanceolate, 10-35mm, subcarnose, glabrous, capitula sessile, involucre hemispherical, bracts glabrous, obovate, obtuse or acute, ligules 8-16mm |
| Size | 1-3cm |
| Color | blue, purple |
| Bloom | summer |
| Ca | |
| Type | cushion |
| 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 cuttings of rosettes in spring |
| Territory |
Northern America
Northwestern U.S.A. (Colorado) |
| Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
| |
| Comments | ASTERACEAE
|