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

Geranium pusillum L.
small-flowered geranium (small geranium; small-flowered crane's-bill)
Geraniaceae (Geranium family)

Introduction to Vascular Plants

© Paul Handford  Email the photographer   (Photo ID #72769)

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Distribution of Geranium pusillum
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Species Information

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Annual or sometimes biennial herb from a taproot; stems prostrate to erect, stiff-hairy and glandular-hairy, 10-50 cm long.
Basal leaves few, rounded in outline, long-stalked, 1.5-7 cm wide, palmately divided into 5-9 broad irregularly toothed and lobed segments; stem leaves few, similar, opposite, short-stalked.
Inflorescence of axillary clusters of usually 2 short-stalked flowers; petals purple, 2-4 mm long, notched; sepals about equal to the petals, callous-tipped; stamens fertile, 5, not fused basally.
Carpels, soft-hairy; styles 7-9 mm long, the beak less than 1 mm long or beakless; seeds glabrous.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry roadsides, fields and waste places in the lowland and montane zones; frequent in SW BC, less frequent eastward in S BC; introduced from Eurasia.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Geranium pusillum

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) 510 582 655
Slope Gradient (%) 0 12 25
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
220 220 220
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
4 4 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:


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 cool mesothermal.

Taxonomic and Nomenclatural Links

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General References