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

Schoenoplectus pungens var. longispicatus (Vahl) Palla (Britton) S.G. Sm.
American bulrush (common threesquare)
Cyperaceae (Sedge family)

Introduction to Vascular Plants
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E-Flora BC Static Map
Distribution of Schoenoplectus pungens var. longispicatus
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Species Information

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Ecological Framework for Schoenoplectus pungens var. longispicatus

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) 15 637 1000
Slope Gradient (%) 0 1 10
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
40 65 90
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
5 6 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: BG(1), CWH(1), IDF(5), PP(2)

Synonyms and Alternate Names

Scirpus americanus var. longispicatus Britton
Scirpus longispicatus
Scirpus pungens subsp. monophyllus
Scirpus pungens subsp. pungens
Scirpus pungens subsp. pungens
Scirpus pungens var. longispicatus (Britton) Roy L. Taylor & MacBryde

Taxonomic and Nomenclatural Links

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General References