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

Eriogonum androsaceum Benth.
androsace buckwheat (rockjasmine buckwheat)
Polygonaceae (Buckwheat family)

Introduction to Vascular Plants

© Lori Skulski  Email the photographer   (Photo ID #27556)

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Distribution of Eriogonum androsaceum
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Species Information

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Perennial herb from a stout taproot, forming thick mats 10-30 cm wide; stems prostrate to ascending, simple, several, 3-7 cm tall/long.
Basal leaves oblanceolate to spoon-shaped, grey-hairy, sometimes smooth above, crowded, the blades 1-2 cm long, margins rolled under, the stalks sometimes as long as the blade; stem leaves lacking.
Inflorescence a small umbel, subtended by a whorl of 4-6 linear bracts; flower stalks naked; involucres narrowly bell-shaped, hairy, 3-4 mm long; perianths light yellow and usually pinkish to rose-tinged, woolly-hairy below, 3.5-5 mm long, 6-lobed almost the full length; flowers mostly functionally imperfect.
Achenes, 3-angled, smooth.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry rocky slopes and forest openings in the subalpine and alpine zones; rare in SE BC; E to SW AB and S to N MT.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Eriogonum androsaceum

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) 785 1867 2501
Slope Gradient (%) 0 20 66
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
25 210 240
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
2 3 7
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: AT(5), ESSF(2), PP(1), SWB(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 flavum var. androsaceum (Benth.) M.E. Jones

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References