Arctic Butterweed, Purple-haired Groundsel
Tephroseris frigida
Synonyms: Cineraria frigida, Senecio atropurpureus ssp. frigidus, Senecio atropurpureus ssp. ulmeri, Senecio frigidus, Tephroseris atropurpurea ssp. fridida
![Involucral bracts of Arctic Butterweed, Purple-haired Groundsel: Tephroseris frigida (Synonyms: Cineraria frigida, Senecio atropurpureus ssp. frigidus, Senecio atropurpureus ssp. ulmeri, Senecio frigidus, Tephroseris atropurpurea ssp. fridida)](frigidus/frigida1c.jpg)
A close-up view of the involucre of purple-haired groundsel as seen fromthe Taiga Trail at Camp Denali,within Denali National Park and Preserve..................June 19, 2012. Note that the involucre tapers to the peduncle.
- ![Flower head of Arctic Butterweed, Purple-haired Groundsel: Tephroseris frigida (Synonyms: Cineraria frigida, Senecio atropurpureus ssp. frigidus, Senecio atropurpureus ssp. ulmeri, Senecio frigidus, Tephroseris atropurpurea ssp. fridida)](frigidus/frigida1b.jpg)
What may be purple-haired groundsel as seen fromthe Taiga Trail at Camp Denali,within Denali National Park and Preserve..................June 19, 2012. The site is a small clearing along the trail surrounded by numerous white spruces.
Paul Slichter