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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Petasites frigidus var. frigidus

Petasites frigidus (L.) Fr. var. frigidus

Arctic Butterbur, Arctic Sweet Coltsfoot

Asteraceae (Aster Family)

Synonym(s): Petasites alaskanus, Petasites corymbosus, Petasites frigidus ssp. nivalis, Petasites frigidus var. corymbosus, Petasites frigidus var. hyperboreoides, Petasites frigidus var. nivalis, Petasites gracilis, Petasites hyperboreus, Petasites nivalis

USDA Symbol: PEFRF

USDA Native Status: L48 (N), AK (N), CAN (N)

 

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Plant Characteristics

Duration: Perennial
Habit: Herb
Size Notes: Up to about 2 feet tall, occasionally much taller.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: White , Pink , Yellow
Bloom Time: Mar , Apr

Distribution

USA: AK , MT , OR , WA
Canada: AB , BC , NT , NU , SK , YT

Web Reference

Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Additional resources

USDA: Find Petasites frigidus var. frigidus in USDA Plants
FNA: Find Petasites frigidus var. frigidus in the Flora of North America (if available)
Google: Search Google for Petasites frigidus var. frigidus

Metadata

Record Modified: 2019-05-17
Research By: CBR

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