[Coltsfoot: The Genus Petasites East of the Cascade Mountains of Oregon and Washington]

Arrowleaf Coltsfoot, Arrowhead Coltsfoot

Petasites frigidus var. sagittatus

Synonym: Petasites sagittatus

Arrowleaf Coltsfoot, Arrowhead Coltsfoot: Petasites frigidus var. sagittatus (Synonym: Petasites sagittatus)

Arrowhead coltsfoot as seen in a fen at the south side of Lost Lake, Okanogan Highlands Alliance property, Okanogan County, Washington.........July 12, 2015.

Arrowleaf Coltsfoot, Arrowhead Coltsfoot: Petasites frigidus var. sagittatus (Synonym: Petasites sagittatus) - Arrowleaf Coltsfoot, Arrowhead Coltsfoot: Petasites frigidus var. sagittatus (Synonym: Petasites sagittatus)

Arrowleaf Coltsfoot, Arrowhead Coltsfoot: Petasites frigidus var. sagittatus (Synonym: Petasites sagittatus) - Arrowleaf Coltsfoot, Arrowhead Coltsfoot: Petasites frigidus var. sagittatus (Synonym: Petasites sagittatus)

Leaves of arrowhead coltsfoot as seen in wetlands at Goodrich Bog, Colville National Forest.........June 24, 2016.

Ventral leaf surface of Arrowleaf Coltsfoot, Arrowhead Coltsfoot: Petasites frigidus var. sagittatus (Synonym: Petasites sagittatus) - Dorsal leaf surface of Arrowleaf Coltsfoot, Arrowhead Coltsfoot: Petasites frigidus var. sagittatus (Synonym: Petasites sagittatus) - Arrowleaf Coltsfoot, Arrowhead Coltsfoot: Petasites frigidus var. sagittatus (Synonym: Petasites sagittatus)

Close-up detalis of the upper and lower leaf surfaces of arrowhead coltsfoot as seen in a fen at the south side of Lost Lake, Okanogan Highlands Alliance property, Okanogan County, Washington.........July 12, 2015.

Paul Slichter