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

Heterocodon rariflorus
Campanulaceae (Bellflower family)

Introduction to Vascular Plants

© Hans Roemer  Email the photographer   (Photo ID #26080)

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Distribution of Heterocodon rariflorus
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Species Information

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Annual herb from a fibrous root; stems lax, simple or sparingly branched, 5-30 cm tall, glabrous or hairy on the leaf margins and angles of the stem.
Basal leaves lacking; stem leaves alternate, stalked, toothed, round to egg-shaped, 2-10 mm long.
Inflorescence of lax, solitary flowers borne opposite the leaflike bracts; calyx lobes leaflike, veiny, egg-shaped; corollas of upper flowers, tubular bell-shaped, blue, others abortive.
Capsules, short, opening by inconspicuous irregular pores near the base.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist seepage areas in the lowland and lower montane zones; infrequent on S Vancouver lsland and SE BC; S to WY, NV and CA.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Heterocodon rariflorus

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)
Slope Gradient (%) 15 39 60
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
60 170 210
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 1 2
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:

Synonyms and Alternate Names

Heterocodon rariflorum Nutt.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References