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

Lewisia columbiana var. rupicola (Howell ex A. Gray) B.L. Rob. (English) C.L. Hitchc.
Columbia lewisia
Montiaceae (Purslane family)
(Previously in Portulacaceae)

Introduction to Vascular Plants

© Hans Roemer  Email the photographer   (Photo ID #25710)

E-Flora BC Static Map
Distribution of Lewisia columbiana var. rupicola
Click here to view our interactive map and legend
Details about map content are available here
Click on the map dots to view record details.

Species Information

Click on the image below to view an expanded illustration for this species.

Perennial herb from a large, branched, fleshy root and simple stem-base; stems erect, several, branched, 10-30 cm tall.
Basal leaves numerous, linear-oblanceolate to narrowly spoon-shaped, 2-10 cm long, 3-8 mm wide; stem leaves alternate, bractlike, entire to gland-toothed, 2-3 cm long, reduced above.
Inflorescence an open, branched, panicle with many flowers on stalks 1-2 cm long; floral bracts glandular-toothed, petals 7-9 (rarely 11), white with pink veins to rose, egg-shaped, 5-13 mm long; sepals 2, glandular-toothed; stamens 5-6.
Capsules, egg-shaped; seeds usually 3 (1-5), deep brown-red to black, shiny, 1.5-2 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry gravelly or rocky slopes and rock outcrops from the montane to alpine zones; infrequent on S Vancouver Island and the Cascade Mountains; S to OR.

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

Lewisia columbiana subsp. rupicola (English) Ferris
Lewisia rupicola English

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References