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Asteraceae
Arnica
Arnica longifolia
Arnica longifolia
D.C.Eaton, 1871
25% complete
No common name
Botany [Fortieth Parallel] 5: 186 (1871)
Specifications
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Synonyms
Arnica caudata
Rydb.
Arnica myriadenia
Piper
Arnica longifolia subsp. genuina
Maguire
Arnica longifolia subsp. myriadenia
(Piper) Maguire
Arnica polycephala
A.Nelson