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

Campanula uniflora L.
Arctic harebell (Arctic bellflower)
Campanulaceae (Bellflower family)

Introduction to Vascular Plants

© Ian Gardiner  Email the photographer   (Photo ID #24321)

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Distribution of Campanula uniflora
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Species Information

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Perennial herb from a taproot and slenderly branched stem-base or rhizome; stems several, lax, 3-30 cm tall, glabrous except for a few long, loose hairs.
Basal leaves oblanceolate or wider, stalked; stem leaves alternate, sharply toothed, elliptic to oblanceolate or linear, 0.5-4.5 cm long, 0.1-0.7 cm wide, becoming stalked above.
Inflorescence of solitary, erect, bell-shaped flowers; corollas 6-12 mm long, blue; corolla lobes erect to ascending, usually shorter than the tube; styles shorter than or equalling the corolla.
Capsules, 12-20 mm long, elongate, tapering to the base, opening near the summit.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry meadows, rocky slopes and fellfields in the montane to alpine zones; infrequent and scattered throughout BC east of the Coast-Cascade Mountains; circumboreal, N to AK, YT and NT, E to PQ, and S to CO.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Campanula uniflora

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) 1460 1743 2135
Slope Gradient (%) 2 20 60
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
2 210 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
1 2 5
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: BAFA(15), cma(1), ESSF(4)


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

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General References