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

Psilocarphus brevissimus Nutt. var. brevissimus
dwarf woolly-heads (short woollyheads)
Asteraceae (Aster family)

Introduction to Vascular Plants
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Distribution of Psilocarphus brevissimus var. brevissimus
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Species Information

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Annual herb from a short taproot; stems prostrate and matted, much-branched, rarely erect and simple in dwarfed forms, woolly-hairy, 8-20 cm long.
Basal leaves lacking; stem leaves opposite, lance-linear, lance-oblong or lance-triangular, whitish woolly-hairy, 4-15 mm long, 1.5 mm wide.
Heads disciform, usually solitary in leaf axils or at tips of branches; involucres lacking; receptacular bracts hooded and balloonlike, 2.5-4.0 mm long at maturity; female flowers mostly 50-80, rarely as few as 20 in dwarfed forms.
Achenes nerveless, more or less cylindric, glabrous, tipped with a small, offset style, 1.0-2.0 mm long; pappus lacking.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist vernal meadows in the montane zone; rare in SC BC, known only from the Princeton area; S to MT, UT and MX, Chile.

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

Psilocarphus oreganus var. brevissimus

Taxonomic and Nomenclatural Links

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General References