Rock Garden Plants
Arnica  angustifolia ssp. tomentosa (Macoun) G.W.Douglas  trib. Heliantheae 
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FamilyASTERACEAE
Genus species var.Arnica  angustifolia ssp. tomentosa (Macoun) G.W.Douglas  trib. Heliantheae
SynonymsArnica tomentosa Macoun (basionym)
 Arnica alpina ssp. tomentosa (Macoun) Maguire
 Arnica pulchella Fernald
Territory Subarctic AmericaWestern CanadaEastern CanadaNorthwestern U.S.A.
grassland and rocks
Altitude500-2500m
Description leaves narrowly lanceolate, densely white lanate, involucre densely lanate and densely glandular
Size5-40cm
Coloryellow
Bloomsummer
Ca
Typetuft
Cultivationrock crevices with favourable water regime, eastern slopes
alpine house, poor, drained soil, shading in summer
Propagationseed in spring, barely covered, germ. 1 month, 10-16°C
division in spring; cuttings in late summer
BibliographyFlora of North America www.eFloras.org
Compositae Checklist compositae.landcareresearch.co.nz
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý