Arnica stricta Greene nom. illeg.
Arnica stricta Greene nom. illeg. is a synonym sensu Downie & Denford, 1988 of:
Arnica sororia Greene, an accepted species name sensu FNA Ed. Comm., 2006c.
Arnica stricta Greene nom. illeg. is a synonym sensu Downie & Denford, 1988 of:
Arnica sororia Greene, an accepted species name sensu FNA Ed. Comm., 2006c.