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

Carex pallescens L.
pale meadow sedge (pale sedge)
Cyperaceae (Sedge family)

Introduction to Vascular Plants

© Robert Flogaus-Faust  Email the photographer   (Photo ID #26209)

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Distribution of Carex pallescens
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Species Information

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General:
Perennial, tufted herb from short rhizomes; stems 20-80 cm tall, hairy, shorter than the leaves.
Leaves:
Sheaths tight, hairy; ligules longer than wide; blades 2 or 3 per stem, soft-hairy, borne on the lower 1/3 of the stem, 2-3 mm wide, the lower ones reduced.
Flowers:
Spikes 3 to 5, the terminal one linear, 8-15 mm long, with male flowers, rarely with female flowers above and male flowers below, the lower spikes 2 to 4, elliptical to cylindrical, 5-20 mm long, 1-2.5 mm wide, with female flowers, the upper nearly unstalked and approximate, the lower short-stalked and remote, erect to spreading; bracts subtending the female spikes leaflike, sheathless, longer than the inflorescence.
Fruits:
Perigynia elliptical to cylindrical, 2.1-3 mm long, 1-1.5 mm wide, yellowish-green, smooth, obscurely many-nerved, nearly round, beakless; female scales egg-shaped, pointed to short-awned, about equalling the perigynia, pale green; stigmas 3; achenes 3-angled, 1.4-1.8 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Grassy meadows and ditches in the lowland zone; rare in SW BC, known only from Hornby Island and the Vancouver area; introduced from Europe or E North America.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Carex pallescens

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) 945 945 945
Slope Gradient (%) 0 0 0
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
0 0 0
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
7 7 7
Modal Nutrient Regime
Class
B
Number of field plots
 species was recorded in:
1
Modal BEC Zone Class
ICH
All BEC Zones (# of stations/zone) species was recorded in: ICH(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

Carex pallescens var. neogaea Fernald

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References