Alberta, Canada
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Arctic Sweet Coltsfoot
Petasites frigidus var palmatus
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Also known as - Arctic Butterbur, Palmate Coltsfoot, Palmate-leaved Coltsfoot, Western Coltsfoot.

Latin synonyms - Petasites palmatus, Petasites nivalis

Native to Alberta. Perennial.

General Description

By Gustave J. Yaki

Native; mainly across northern and western N. America, eastern Asia. Uncommon. Stems, lacking. Leaves, all basal; large; blades, kidney-shaped to nearly round, 5-20cm wide, divided almost to the base into 5-7 sharply toothed and cleft lobes; green above; thinly white-woolly below; long, slender stalks. Flowerheads, several to numerous; with large sheathing bracts; stalk, 1-8dm tall, arises before the leaves in early spring, soon fruits and dies down; white ray florets, small or lacking; disc florets white; inconspicuous in blossom; showy in fruit; April-May. Fruit, mature fruiting heads including pappus, 1-2cm long; achenes linear, 5-10 ribbed, about 2mm long; pappus of soft white bristles. Habitat: moist woods and swamps. nWeas.N50.59.811W114.09.149; sWeas.N50.59.425/W114.09.240.

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Where to find Arctic Sweet Coltsfoot in Alberta   

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Interesting Facts about Arctic Sweet Coltsfoot   

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Recent Arctic Sweet Coltsfoot Reports in Alberta


Abundance Location Reporter Date
Present Red Deer County Blake 2010/06/11
Present Maskepetoon Blake 2010/06/06
Present Butcher Creek Natural Area Blake 2009/06/16
Present Maskepetoon Blake 2009/06/06
Present Leduc County Blake 2009/06/02

Arctic Sweet Coltsfoot Hotspots in Alberta

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