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

Geranium erianthum DC.
northern geranium (northern crane's-bill; woolly geranium)
Geraniaceae (Geranium family)

Introduction to Vascular Plants

© Virginia Skilton  Email the photographer   (Photo ID #46900)

E-Flora BC Static Map
Distribution of Geranium erianthum
Click here to view the full interactive map and legend
Details about map content are available here
Click on the map dots to view record details.

Species Information

Click on the image below to view an expanded illustration for this species.



General:
Perennial herb from a thick stem-base or rhizome; stems ascending to erect, branched hairy with the hairs pointed downward, 20-80 cm tall.
Leaves:
Basal leaves few, palmately divided into 3-7 segments, rounded in outline, irregularly toothed, long-stalked, 1.5-10 cm long, wider than long; stem leaves similar, opposite, unstalked.
Flowers:
Inflorescence a terminal cluster of 2-5 short-stalked flowers; petals blue to pinkish-purple, rarely white, glabrous on the inner surface except hairy at the base, 16-20 mm long; sepals 8-12 mm long with bulbous-tipped hairs, tips of the sepals bristly; anther filaments conspicuously long-hairy, the hairs up to 3 mm long.
Fruits:
Carpels, hairy; styles 25-32 mm long, the beak 6-9 mm long; seeds solitary, these flung out when the carpel suddenly splits.

Source: The Illustrated Flora of British Columbia

USDA Species Characteristics

Flower Colour:
Purple
Blooming Period:
Early Summer
Fruit/Seed characteristics:
Colour: Brown
Present over the
Source:  The USDA

Habitat / Range

Mesic to moist meadows, thickets and open forests in the montane to lower alpine zones; common in the Coast Mountains N of 54degreeN, rare eastward in BC; amphiberingian, N to AK and YT and E to W AB; E Asia.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Geranium erianthum

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

Minimum

Average

Maximum

Elevation (metres) 250 888 1700
Slope Gradient (%) 0 21 90
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
5 205 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
1 4 7
Modal Nutrient Regime
Class
D
Number of field plots
 species was recorded in:
126
Modal BEC Zone Class
ICH
All BEC Zones (# of stations/zone) species was recorded in: BAFA(14), BWBS(1), ESSF(19), ICH(40), IDF(2), MH(5), SBPS(1), SBS(38), SWB(6)

Climate

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

Geranium pratense var. erianthum (DC.) B. Boivin

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References