Arnica alpina subsp. intermedia (Turczaninow) Maguire

Arnica alpina subsp. intermedia (Turczaninow) Maguire is a synonym sensu Downie & Denford, 1988 of:

Arnica angustifolia Vahl subsp. angustifolia, an accepted subspecies name sensu FNA Ed. Comm., 2006c.