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

Carex lyngbyei Hornem.
Lyngbye's Sedge (Inland Sedge)
Cyperaceae (Sedge family)

Introduction to Vascular Plants

© Brian Klinkenberg  Email the photographer   (Photo ID #3757)

E-Flora BC Static Map
Distribution of Carex lyngbyei
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.

SUBTAXA PRESENT IN BC
Carex lyngbyei ssp. cryptocarpa

Species Information

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



General:
Perennial herb from long, creeping rhizomes; stems 15-150 cm tall, arising singly or in small clumps, longer than the leaves.
Leaves:
Sheaths tight; ligules as long as wide; blades 4 to 8 per stem, flat, the margins rolled-under, borne on the lower 1/2 of the stem, 2-12 mm wide, the lower ones reduced, persistent.
Flowers:
Spikes 4 to 7, the terminal 2 or 3 linear, 1.5-5 cm long, long-stalked, with many male flowers, the lower spikes 2 to 4, narrowly cylindrical, 1.5-5 cm long, with female flowers, or some with male flowers above the female flowers, short-stalked, usually spreading or nodding; bracts subtending the lowest spike leaflike, sheathless or short-sheathing, the lowest longer than the inflorescence.
Fruits:
Perigynia elliptical to broadly egg-shaped, 2.5-3.5 mm long, 1-1.2 mm wide, yellowish-green or brown, somewhat inflated, smooth, shiny, 2-ribbed, the bases round, short-stalked, the beaks short, 0.1-0.3 mm long, entire or nearly so; female scales lanceolate to egg-shaped, long-pointed or awned, narrower than and exceeding the perigynia, purplish-brown, with 3-nerved, lighter centres and narrow, translucent margins; stigmas 2; achenes lens-shaped, minutely pimpled, sometimes with deep constrictions, 1.9-2.4 mm long.

Source: The Illustrated Flora of British Columbia

USDA Species Characteristics

Fruit/Seed characteristics:
Colour: Brown
Present over the Summer

Habitat / Range

Salt marshes, estuaries and wet saline meadows in the lowland zone; common along the coast; amphiberingian, N to AK and S to CA; coastal E Asia.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Carex lyngbyei

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) 0 10 205
Slope Gradient (%) 0 3 55
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
54 259 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
1 6 8
Modal Nutrient Regime
Class
D
Number of field plots
 species was recorded in:
102
Modal BEC Zone Class
CWH
All BEC Zones (# of stations/zone) species was recorded in: CDF(38), CWH(64)

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 cool mesothermal.

Synonyms and Alternate Names

Carex lyngbyei subsp. cryptocarpa

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References