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

Scheuchzeria palustris subsp. americana L.
scheuchzeria (rannoch-rush)
Scheuchzeriaceae (Scheuchzeria family)

Introduction to Vascular Plants
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E-Flora BC Static Map
Distribution of Scheuchzeria palustris subsp. americana
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Species Information

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Perennial, aquatic herb from long rhizomes, rooting at the nodes; stems 10-40 cm tall.
Basal leaves linear, 10-40 cm long, parallel-lined, sheathing, persistent; stem leaves reduced upwards, the ligules 1-10 mm long, the blades erect, 1-3 mm wide.
Inflorescence of 3- to 12-flowered racemes, the greenish-white flowers on stalks up to 2.5 cm long; perianth segments 6, oblong, 1-nerved, about 3 mm across; stamens 6.
Follicles, 5-10 mm long, beaked, the beaks up to 1 mm long; seeds 4-5 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Lakeshores and bogs in the lowland and montane zones; frequent in SW, C and E BC; circumpolar; N to AK, YT and NT, E to NF and S to ME, NY, PA, OH, IN, WI, MN, ND, WY, ID and CA; Eurasia.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Scheuchzeria palustris ssp. americana

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) 685 698 705
Slope Gradient (%) 0 0 2
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
84 84 84
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
7 7 8
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: ICH(3)


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

Scheuchzeria americana (Fern.) G.N. Jones
Scheuchzeria palustris var. americana

Taxonomic and Nomenclatural Links

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General References