Eucephalus paucicapitatus (B.L. Rob.) Greene
Olympic mountain aster
Asteraceae (Aster family)

Introduction to Vascular Plants


© Adolf Ceska     (Photo ID #14198)


E-Flora BC Static Map

Distribution of Eucephalus paucicapitatus
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Species Information

Perennial herb from a stout stem-base and sometimes a taproot as well; stems several, ascending to erect, few-branched above, 20-50 cm tall.
Basal leaves reduced and scalelike; stem leaves soon deciduous below, the others uniform, elliptic to lance-elliptic or elliptic-oblong, 2-4 cm long, 4-13 mm wide, unstalked or shortly stalked, glandular-hairy, entire or nearly so.
Heads with ray and disk flowers, solitary or few at ends of branches or stems; involucres 7-10 mm tall; involucral bracts scarcely graduated, linear-lanceolate, with long-pointed tips, glandular-hairy or obscurely glandular or sparsely hairy, greenish above the base and narrowly purple-margined, fringed with small hairs; ray flowers commonly about 13, sometimes 8 or 21, white, 8-15 mm long; disk flowers yellow.
Achenes flattened, 4-nerved, grey-hairy; pappus white to tawny.

SourceThe Illustrated Flora of British Columbia


If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.

Habitat and Range

Mesic meadows and rock outcrops in the montane to subalpine zones; rare on SC Vancouver Island; S to NW WA (Olympic Mountains).

SourceThe Illustrated Flora of British Columbia


Synonyms and Alternate Names:
Aster engelmannii var. paucicapitatus B.L. Rob.
Aster paucicapitatus (B.L. Rob.) B.L. Rob.