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

Juncus breweri Engelm.
Brewer's rush
Juncaceae (Rush family)

Introduction to Vascular Plants
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Distribution of Juncus breweri
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Species Information

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Perennial herb from long creeping rhizomes; stems arising singly, not in dense clusters, wiry, flattened, usually bent down or twisted, 20-60 cm tall.
Reduced to small sheaths at the base of the stem.
Inflorescence globe-shaped with numerous flowers and branches, 0.5-3 cm long, appearing as if it is on the side of the stem; perianth segments dark, with translucent margins, 5-7 mm long, pointed, about equal; stamens 6; anthers twice as long as the filaments; involucral bract, 5-15 cm long, cylindrical, resembling a continuation of the stem.
Capsules, egg-shaped with blunt tips, about equal to the perianth segments; seeds lopsided egg-shaped, 0.8 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic coastal sand dunes and exposed sandy beaches in the lowland zone; infrequent on Vancouver Island, rare on the Queen Charlotte Islands; S to CA.

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

Juncus lesuerii
Juncus lesuerii var. tracyi

Taxonomic and Nomenclatural Links

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General References