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Asteraceae
Arnica
Arnica rydbergii
Arnica rydbergii
Rydberg's arnica
Greene 1899 -
Pittonia 4(20): 36 (1899)
Specifications
Images
Synonyms
Arnica aurantiaca
Greene
Arnica sulcata
Rydb.
Arnica tenuis
Rydb.
Arnica lasiosperma
Greene
Arnica cascadensis
H.St.John
Arnica caespitosa
A.Nelson