Original identification: Petasites frigidus var. sagittatus
Current identification: Petasites frigidus var. sagittatus
Photographer: Craig Althen
Date Photographed: May 4, 2015
Location: U.S.A., Montana, Flathead County: Haskill Ck. marsh.
Elevation: 3920 ft.
Coordinates: [not provided]
Phenology: Flowers