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

Eriogonum ovalifolium var. nivale Nutt. (Canby) M.E. Jones
cushion buckwheat
Polygonaceae (Buckwheat family)

Introduction to Vascular Plants

© Jim Riley  Email the photographer   (Photo ID #12816)

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Distribution of Eriogonum ovalifolium var. nivale
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Species Information

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Perennial herb from a short, branched stem-base, forming mats up to 40 cm wide; stems erect, simple, several, 1-10 cm tall, white-woolly.
Basal leaves roundish, densely white-hairy to silvery on both surfaces, 5-15 mm long, including the stalks; stem leaves lacking.
Inflorescence a head-like cluster of involucres, 1-3.5 cm wide, subtended by 3 or more linear-lanceolate bracts; involucres bell-shaped, 2.5-5 mm long with 5 short teeth; perianths cream or creamy yellow, often pinkish- or purplish-tinged (at least with age) to yellow, (2.5) 3-4 (5) mm long, the outer segments wider than the inner ones; flowers commonly imperfect.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry meadows and rocky slopes from the montane to the alpine zones; locally frequent in SC and SE BC; E to AB and S to NM and CA.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Eriogonum ovalifolium var. nivale

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class




Elevation (metres) 1935 1935 1935
Slope Gradient (%)
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 0 0
Modal Nutrient Regime
Number of field plots
 species was recorded in:
Modal BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in: ESSF(1)


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

Eriogonum nivale Canby
Eriogonum rhodanthum A. Nels. & Kennedy

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References