Page authors: Don Knoke, David Giblin
Erigeron philadelphicus
Philadelphia fleabane
Specimens
Photos

Distribution: Widely distributed on both sides of the Cascades crest in Washington; Yukon Territory to California, east to the Atlantic Coast.

Habitat: Moist, open forests at low to mid-elevations.

Flowers: April-August

Origin: Native

Growth Duration: Biennial, Perennial

Conservation Status: Not of concern

Pollination: Bees, butterflies, flies, apomixis?

Description:
General:

Biennial or short-lived perennial, fibrous rooted, 2-7 dm. tall; herbage usually with long, spreading hairs.

Leaves:

Basal leaves oblanceolate, toothed or lobed to sometimes entire, up to 15 cm. long and 3 cm. wide; cauline leaves becoming sessile, mostly ample and clasping.

Flowers:

Heads 1-many; involucre 4-6 mm. high; rays pistillate, 150-400, 0.2-0.6 mm. wide, 5-10 mm. long, deep pink to white; disk corollas 2.5-3.2 mm. long, yellow; pappus of 20-30 fragile bristles.

Accepted Name:
Erigeron philadelphicus L.
Publication: Sp. Pl. 2: 863. 1753.

Synonyms & Misapplications:
(none provided)
Infraspecies:
Additional Resources:

PNW Herbaria: Specimen records of Erigeron philadelphicus in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Erigeron philadelphicus checklist entry

OregonFlora: Erigeron philadelphicus information

E-Flora BC: Erigeron philadelphicus atlas page

CalPhotos: Erigeron philadelphicus photos

49 photographs:
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