Family | ASTERACEAE |
Genus species | Townsendia rothrockii A.Gray ex Rothr. trib. Astereae |
Bibliography | Rep. U.S. Geogr. Surv., Wheeler 6(Botany): 148 (1879) |
Native Range | Colorado |
Primary Biome | Subalpine |
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 | 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 cuttings of rosettes in spring |
Territory | 7 Northern America 73 Northwestern U.S.A. (COL Colorado) |