Arnica angustifolia subsp. tomentosa

(Macoun) G. W. Douglas & Ruyle-Douglas
Canad. J. Bot. 56: 1710. 1978.
Basionym: Arnica tomentosa J. M. Macoun Ottawa Naturalist 13: 166. 1899
Synonyms: Arnica alpina subsp. tomentosa (J. M. Macoun) Maguire Arnica alpina var. tomentosa (J. M. Macoun) Cronquist
Treatment appears in FNA Volume 21. Treatment on page 370. Mentioned on page 369.

Leaves narrowly lanceolate, faces densely white-woolly-villous. Involucres: densely woolly-villous and densely stipitate-glandular. 2n = 57, 76.

Phenology: Flowering Jul–Aug.
Habitat: Alpine slopes and subalpine meadows
Elevation: 500–2500 m



Alta., B.C., Nfld. and Labr. (Nfld.), N.W.T., Yukon, Mont.


Selected References


Lower Taxa


Steven J. Wolf +
(Macoun) G. W. Douglas & Ruyle-Douglas +
Arnica tomentosa +
Alta. +, B.C. +, Nfld. and Labr. (Nfld.) +, N.W.T. +, Yukon +  and Mont. +
500–2500 m +
Alpine slopes and subalpine meadows +
Flowering Jul–Aug. +
Canad. J. Bot. +
Arnica alpina subsp. tomentosa +  and Arnica alpina var. tomentosa +
Arnica angustifolia subsp. tomentosa +
Arnica angustifolia +
subspecies +