| Arnica frigida C. A. Mey. | |||
| |||
| Family | Compositae — APG family: Asteraceae | ||
| Synonyms | Arnica mendenhallii Rydb., Arnica louiseana subsp. frigida (C. A. Mey.) Maguire, Arnica snyderi Raup., Arnica nutans Rydb., Arnica brevifolia Rydb., Arnica illiamnae Rydb. | ||
| Description | Stems simple, from short caudex, densely pubescent above; basal leaves oblong- ovate, oval or spatulate, short-petiolated, entire in margin or dentate, ciliate, bluish- green beneath, glabrous or sparsely pubescent; stem leaves narrower, entire, sessile, more pubescent; heads usually single; involucrum densely pubescent, involucral bracts often purplish, linear to lanceolate; ligules 17-23 mm long, pale yellow; disk flowers pubescent; achenes pubescent. | ||
| Ecology | Dry, stony slopes. Extremely variable in pubescence and leaf form. | ||
| Taxonomy notes | (See color section.) Broken line on circumpolar map indicates range of the closely related A. louiseana Farr. |
This is a digital representation of Eric Hultén’s ‘Flora of Alaska and Neighboring Territories: A Manual of the Vascular Plants’, which was published by Stanford University Press in 1968. The book was digitized by C. Webb (at UAMN) as part of the Flora of Alaska project, with funding by the US NSF (Grant 1759964 to Ickert-Bond & Webb), and with permission of Stanford University Press. Data and images © 1968 Board of Trustees of the Leland Stanford Jr. Univ. Usage licence: Creative Commons BY-NC-SA 4.0. NB: You may find OCR errors; please refer to the hard-copy if in doubt.