E-Flora BC: Electronic Atlas of the Flora of British Columbia

Packera pseudaurea (Rydb.) W.A. Weber & Á. Löve var. pseudaurea
streambank butterweed
Asteraceae (Aster family)

Introduction to Vascular Plants
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E-Flora BC Static Map
Distribution of Packera pseudaurea var. pseudaurea
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Species Information

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General:
Perennial herb from a fibrous-rooted, short, ascending or horizontal rhizome or woody stem-base; stems erect, solitary, branched above, glabrous to nearly glabrous, 20-70 cm tall.
Leaves:
Basal leaves heart-shaped, round, elliptic to egg-shaped or oblanceolate, stalked, 2-20 cm long including the stalk, 1-6 cm wide, toothed, lightly white woolly-hairy at first, soon becoming glabrous; stem leaves few, oblanceolate, raggedly toothed, progressively reduced upwards, becoming unstalked.
Flowers:
Heads few to many on hairy stalks in a clustered inflorescence; involucres 5-8 mm tall; involucral bracts lanceolate, sometimes purplish-tipped, glabrous to sparsely long-hairy, margins translucent; bracteoles few, inconspicuous, purplish-tipped; ray flowers yellow, mostly 6-10 mm long; disk flowers yellow.
Fruits:
Achenes oblong, glabrous; pappus of white hairlike bristles.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist meadows, streambanks, and forests from the montane to subalpine zones; common in S BC east of the Coast-Cascade Mountains, becoming rare northward; E to S MB and S to MO, CO and CA.

Source: The Illustrated Flora of British Columbia

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Synonyms and Alternate Names

Senecio pauciflorus var. jucundulus Jeps.
Senecio pseudaureus Rydb.
Senecio pseudaureus subsp. pseudaureus Rydb.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References