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

Eleocharis kamtschatica (C.A. Mey.) Kom.
Kamchatka spike-rush (Kamchatka spikerush)
Cyperaceae (Sedge family)

Introduction to Vascular Plants
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Distribution of Eleocharis kamtschatica
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Species Information

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Perennial, tufted herb from inconspicuous rhizomes and fibrous roots; stems 10-40 cm tall.
Sheaths purplish below, somewhat flaring upwards; blades lacking.
Spikes solitary, terminal, flattened, linear to egg-shaped, subtended by a single basal bract almost or quite encircling the top of the stem, 0.5-1.4 cm long, several-flowered.
Scales 3.5-5.5 mm long, purplish-black to purplish-brown with translucent margins and lighter midribs; perianth bristles 4 to 6; stigmas 2; achenes lens-shaped, 1.3-1.8 mm long, pitted, the pits in longitudinal rows, the tubercles egg-shaped, slightly smaller than the achenes and about as wide.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Marshes, wet meadows and bog margins in the lowland zone; rare on N Vancouver Island, N Queen Charlotte Islands and adjacent N coast; amphiberingian, N to AK and disjunct to ON, PQ and NF; E Asia.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Eleocharis kamtschatica

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




Elevation (metres) 0 0 0
Slope Gradient (%) 2 2 2
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
94 93 94
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
7 7 7
Modal Nutrient Regime
Number of field plots
 species was recorded in:
Modal BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in: CWH(1)


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

Scirpus kamtschaticus C.A. Mey.

Taxonomic and Nomenclatural Links

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General References