Family | ASTERACEAE |
Genus species | Arnica viscosa A.Gray trib. Heliantheae |
Bibliography | Proc. Amer. Acad. Arts 13: 374 (1878) |
Native Range | Oregon to California |
Primary Biome | Subalpine |
Habitat | rocky slopes |
Altitude | 1700-2500m |
Description | densely glandular, stem leaves 5-10 pairs, sessile, 2-4cm, ovate-oblong, entire, capitula 15-20, discoid, involucre cylindrical, phyllaries acute, shortly hirsute |
Size | 20-50cm |
Color | yellow |
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 division in spring; cuttings in late summer |
Synonyms | Chrysopsis shastensis Jeps. Raillardella paniculata Greene |
Territory | 7 Northern America 73 Northwestern U.S.A. (ORE Oregon) 76 Southwestern U.S.A. (CAL California) |