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

Lewisia pygmaea (A. Gray) B.L. Robins. var. pygmaea
alpine lewisia
Montiaceae (Purslane family)
(Previously in Portulacaceae)

Introduction to Vascular Plants

© Jim Riley  Email the photographer   (Photo ID #28484)

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Distribution of Lewisia pygmaea var. pygmaea
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Species Information

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General:
Perennial herb from a thick, branched or simple taproot and thick stem-base; stems ascending to erect, solitary to several, simple, 1.5-6 cm tall.
Leaves:
Basal leaves few to many, linear to lanceolate, 2-6 cm long, 1-3 mm wide; stem leaves opposite, bract-like, borne at or below midlength.
Flowers:
Inflorescence of solitary flowers on stalks 1-8 cm long; floral bracts lacking; petals 6-9, white to pink, egg-shaped to oblong, 6-17 mm long, usually glandular-bristly; sepals 2, 2-5 mm long, jagged or toothed; stamens 4-12.
Fruits:
Capsules, 3-6 mm long; seeds 15 or more, dark brown, shiny, 1-1.2 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist to mesic rocky slopes and sandy or gravelly meadows from the montane to alpine zones; infrequent in S BC; S to MT, NM, AZ and CA, disjunct in YT.

Source: The Illustrated Flora of British Columbia

Climate

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.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References