Arnica sornborgeri Fernald var. sornborgeri
Arnica sornborgeri Fernald var. sornborgeri is a synonym sensu TROPICOS of:
Arnica angustifolia Vahl subsp. angustifolia, an accepted subspecies name sensu FNA Ed. Comm., 2006c.
Arnica sornborgeri Fernald var. sornborgeri is a synonym sensu TROPICOS of:
Arnica angustifolia Vahl subsp. angustifolia, an accepted subspecies name sensu FNA Ed. Comm., 2006c.