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

Carex foenea Fernald
bronze sedge
Cyperaceae (Sedge family)

Introduction to Vascular Plants
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Distribution of Carex foenea
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Species Information

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General:
Perennial, tufted herb from fibrous roots; stems 30-80 cm tall, exceeding the leaves.
Leaves:
Sheaths tight; blades flat, 2-5 mm wide, borne on the lower half of the stems but not crowded at the bases.
Flowers:
Spikes 4 to 8, with both female and male flowers, the female ones towards the tips, the part with stamens often elongated, the spikes unstalked, forming a loose inflorescence with lower spikes remote; bracts subtending the spikes reduced and inconspicuous.
Fruits:
Perigynia egg-shaped, 3.5-5 mm long, 1.6-2.2 mm wide, light green to straw-coloured or brownish, more or less flattened, the margins winged nearly to the bases and the upper 1/2 fringed with teeth, lightly several-nerved on both sides or with fainter ner

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry to moist disturbed sites and open forests in the lowland and montane zones; common in BC in and E of the Coast-Cascade Mountains, infrequent in coastal SW BC; N to AK and YT, E. to Labr. and NF and S to MA, PA, MN, SD, MT, ID and WA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Carex foenea

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) 560 1194 1760
Slope Gradient (%) 0 14 100
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
8 238 336
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 5 8
Modal Nutrient Regime
Class
C
Number of field plots
 species was recorded in:
38
Modal BEC Zone Class
ESSF
All BEC Zones (# of stations/zone) species was recorded in: BAFA(3), BWBS(5), CWH(1), ESSF(11), ICH(2), IDF(1), MS(1), SBPS(4), SBS(8), SWB(2)

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 aenea

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References