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

Erigeron uniflorus var. eriocephalus L. (J. Vahl) B. Boivin
northern daisy (oneflower fleabane)
Asteraceae (Aster family)

Introduction to Vascular Plants
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E-Flora BC Static Map
Distribution of Erigeron uniflorus var. eriocephalus
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Species Information

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Perennial herb from a simple or more or less branching stem-base and taproot; stems erect, simple or sometimes few branched, loosely long soft-hairy with more or less crinkled hairs, especially upwards, 3-35 cm tall.
Basal leaves oblanceolate or occasionally spoon-shaped, 1.5-10 cm long, 2-10 mm wide, long-hairy to nearly glabrous or glabrous, entire; stem leaves few, much reduced, unstalked, narrowly lanceolate to linear or oblong.
Heads with ray and disk flowers, solitary or sometimes several, the disks 12-30 mm wide; involucres 7-14 mm tall; involucral bracts more or less densely, long woolly-hairy with long, slender, multicellular hairs, crosswalls of the hairs clear or sometimes tinted purplish, lance-linear, tapering to a slender tip, usually dark, reddish-purple; ray flowers 100-200, white or pink to purplish, 3-6 mm long, 0.3-0.6 mm wide; disk flowers 1.5-2.2 mm long.
Achenes 2-nerved, more or less hairy; pappus double, the inner of 20-30 bristles surpassing the disk flowers, the outer of a few small scales.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Wet to moist meadows in the alpine and subalpine zones; rare in NW BC, known recently only from Cold Fish Lake and the Kusawak Range; circumpolar, N to AK, YT and NT.

Source: The Illustrated Flora of British Columbia


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

Erigeron eriocephalis
Erigeron eriocephalus J. Vahl
Erigeron uniflorus subsp. eriocephalus (J. Vahl) Cronquist

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References