| Family | ASTERACEAE |
| Genus species | Arnica cordifolia Hook. trib. Heliantheae |
| Synonyms | Arnica abortiva Greene |
| Arnica andersonii Piper | |
| Arnica austinae Rydb. | |
| Habitat | grassland and woods |
| Altitude | 500-3000m |
| Description | leaves cordate, mostly dentate, lower leaves long petiolate, capitula 1-3, involucre broadly campanulate, phyllaries narrowly ovate to lanceolate, ligules 6-13 |
| Size | 10-40cm |
| Color | yellow |
| Bloom | summer |
| Ca | |
| Type | tuft |
| Cultivation | cold, semi-shady site with a humous, moist soil alpine house, moist, humous soil, semi-shade |
| Propagation | seed in spring, barely covered, germ. 1 month, 10-16°C division in spring; cuttings in late summer |
| Territory |
Northern America
Subarctic America (Northwest Territories , Yukon ) Western Canada (Alberta , British Columbia , Manitoba , Saskatchewan ) Eastern Canada (Ontario ) Northwestern U.S.A. (Colorado , Idaho , Montana , Oregon , Washington , Wyoming ) North-Central U.S.A. (South Dakota ) Northeastern U.S.A. (Michigan ) Southwestern U.S.A. (Arizona , California , Nevada , Utah ) South-Central U.S.A. (New Mexico) |
| Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
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| Comments | ASTERACEAE
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