Family | ASTERACEAE |
Genus species | Hymenoxys helenioides (Rydb.) Cockerell trib. Helenieae |
Synonyms | Picradenia helenioides Rydb. |
Habitat | rocky slopes |
Altitude | 2200-3000m |
Description | leaves pinnatilobate, lobes 2-5, finely glandular-punctate, glabrous to finely pubescent, 5-15cm long, inflorescence paniculate, disc 10-21mm across, rays 9-11, 8-19mm long |
Size | 20-50cm |
Color | yellow |
Bloom | summer |
Ca | |
Type | subshrub |
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 in late spring and late summer |
Territory |
Northern America
Northwestern U.S.A. (Colorado ) Southwestern U.S.A. (Arizona , Utah) |
Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
Comments | ASTERACEAE
|