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Petasites frigidus var. palmatus
Petasites frigidus (L.) Fr. var. palmatus (Aiton) Cronquist
Arctic Sweet Coltsfoot, Palmate Coltsfoot, Palmate Butterbur, Western Coltsfoot
Asteraceae (Aster Family)
Synonym(s): Nardosmia arctica, Petasites arcticus, Petasites frigidus ssp. arcticus, Petasites frigidus ssp. palmatus, Petasites hookerianus, Petasites palmatus, Petasites speciosus
USDA Symbol: PEFRP
USDA Native Status: L48 (N), CAN (N)
From the Image Gallery
Plant Characteristics
Duration: PerennialHabit: Herb
Size Notes: Up to about 4 feet tall.
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 , PurpleBloom Time: Mar , Apr
Bloom Notes: White or pinkish to purplish, sometimes yellow.
Distribution
USA: CA , CT , ID , MA , ME , MI , MN , ND , NH , NY , OR , VT , WA , WICanada: AB , BC , MB , NB , NL , NS , NT , NU , ON , PE , QC , SK , YT
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:Santa Barbara Botanic Garden - Santa Barbara, CA
Web Reference
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Additional resources
USDA: Find Petasites frigidus var. palmatus in USDA PlantsFNA: Find Petasites frigidus var. palmatus in the Flora of North America (if available)
Google: Search Google for Petasites frigidus var. palmatus
Metadata
Record Modified: 2022-12-30Research By: TWC Staff