Family | ASTERACEAE |
Genus species | Pleiacanthus spinosus (Nutt.) Rydb. trib. Cichorieae |
Synonyms | Lygodesmia spinosa Nutt. |
Habitat | dry, rocky slopes |
Altitude | 1500-2900m |
Description | stem ramose, rigid, tipped with spine, lower stem leaves sessile, linear, entire, the upper scaly, capitula solitary, pedunculate, involucre uniseriate |
Size | 10-50cm |
Color | rose, bluish purple |
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 cuttings in late summer |
Territory |
Northern America
Northwestern U.S.A. (Idaho , Montana , Oregon ) Southwestern U.S.A. (Arizona , California , Nevada , Utah) |
Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
Comments | ASTERACEAE
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