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

Symphyotrichum falcatum var. commutatum
white prairie aster
Asteraceae (Aster family)

Introduction to Vascular Plants
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E-Flora BC Static Map
Distribution of Symphyotrichum falcatum var. commutatum
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Species Information

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General:
Perennial herb from a fibrous-rooted, creeping rhizome; stems erect to ascending, branched and short-hairy above, 30-60 cm tall.
Leaves:
Basal leaves usually deciduous; stem leaves linear, unstalked, entire, usually stiff-hairy.
Flowers:
Heads with ray and disk flowers, several to many, solitary at the end of the branchlets, in racemes on the stem or branches; involucres 5-8 mm tall; involucral bracts graduated, linear-oblong to linear or the outer spoon-shaped with a whitish base, obtuse to abruptly sharp-pointed, the tips often loose, stiff-hairy and usually hairy on the backs; ray flowers 20-35, white, rarely pale pinkish or purplish-tinged, 5-10 mm long; disk flowers yellow.
Fruits:
Achenes several-nerved, hairy; pappus white.

Habitat / Range

Mesic to dry grasslands, rocky slopes, disturbed areas and open forests in the steppe and montane zones; frequent in SC and SE BC, rare in NE BC; N to AK, YT and NT, E to SK and S to NM, AZ and WA.

Source: The Illustrated Flora of British Columbia

Taxonomic and Nomenclatural Links

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