| Family | ASTERACEAE |
| Genus species | Petasites frigidus (L.) Fr. trib. Senecioneae |
| Synonyms | Tussilago frigida L. |
| Petasites alaskanus Rydb. | |
| Petasites gracilis Britton | |
| Habitat | tundra |
| Altitude | arctic-boreal |
| Description | lower leaves petiolate, deltate, 3-6cm, cordate, sharply dentate, adaxially glabrous, abaxially white tomentose, stem leaves lanceolate, acuminate, inflorescence lax corymbose |
| Size | 10-20cm |
| Color | reddish |
| Bloom | summer |
| Ca | |
| Type | tuft |
| Cultivation | humous, moist, but in winter drier, semi-shady site alpine house, moist, humous soil, shading in summer |
| Propagation | seed in spring, barely covered, germ. 1 month, 16-21°C division in early spring and fall; cuttings in late summer |
| Territory |
Circumpolar
Europe Northern Europe (Finland , Norway , Sweden ) Eastern Europe (Baltic States , Central European Russia , East European Russia , North European Russia , Northwest European Russia ) Asia-Temperate Siberia (Altay , Buryatiya , Chita , Irkutsk , Tuva , West Siberia , Yakutskiya ) Russian Far East (Amur , Kamchatka , Khabarovsk , Magadan ) Mongolia Northern America Subarctic America (Alaska , Nunavut , Northwest Territories , Yukon ) Western Canada (Alberta , British Columbia , Saskatchewan ) Northwestern U.S.A. (Oregon , Washington) |
| Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
| Comments | ASTERACEAE
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