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

Geranium carolinianum L.
Carolina geranium (Carolina crane's-bill)
Geraniaceae (Geranium family)

Introduction to Vascular Plants

© Jamie Fenneman  Email the photographer   (Photo ID #25069)

E-Flora BC Static Map
Distribution of Geranium carolinianum
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:
Annual herb from a taproot; stems erect, branched, spreading-hairy, usually somewhat glandular, especially above, 5-70 cm tall.
Leaves:
Basal leaves few, reduced and soon deciduous; stem leaves opposite, more or less rounded in outline, 2-5 cm wide, palmately divided into 5 segments, these cleft or toothed 1/3 to 1/2 their length, spreading-hairy.
Flowers:
Inflorescence a congested, terminal cluster of short-stalked flowers; petals pink or rose, rounded, 3-7 mm long; sepals equal to or slightly longer than the petals, bristle-tipped, the tips 1-1.5 mm long; stamens 10, fertile, not fused.
Fruits:
Carpels, stiff-hairy with ascending hairs and shorter, spreading hairs; styles 1.3-1.6 cm long, the beak 2.0-2.5 mm long; seeds oblong, obscurely net-veined and honeycombed.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry meadows and rock outcrops in the lowland, steppe and montane zones; locally frequent on SE Vancouver Island and the Gulf Islands, rare eastward in S BC; E to ON and S to TN, KS, MO, SD, MT and N CA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Geranium carolinianum

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) 385 648 975
Slope Gradient (%) 0 23 60
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
185 219 335
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
4 4 5
Modal Nutrient Regime
Class
B
Number of field plots
 species was recorded in:
4
Modal BEC Zone Class
IDF
All BEC Zones (# of stations/zone) species was recorded in: IDF(2), PP(1)

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 carolinianum var. sphaerospermum (Fernald) Breitung

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References