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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Distribution of Scheuchzeria palustris subsp. americana
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Species Information

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General:
Perennial, aquatic herb from long rhizomes, rooting at the nodes; stems 10-40 cm tall.
Leaves:
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.
Flowers:
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.
Fruits:
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

Ecology

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

Minimum

Average

Maximum
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
Class		 B
Number of field plots
 species was recorded in:		 3
Modal BEC Zone Class
 ICH
All BEC Zones (# of stations/zone) species was recorded in: ICH(3)

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

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

Taxonomic and Nomenclatural Links

Flora North America treatment for Scheuchzeriaceae
 Flora North America treatment for Scheuchzeria palustris
Genetic information (NCBI Taxonomy Database)
 International Plant Names Index
 Taxonomic Information from the World Flora Online
 Integrated Taxonomic Information System

Additional Photo Sources

Images From CalPhoto
UT Austin's Native Plant Database
 Google Image Search
 Flickr Image Search

General References

Google Scholar Search
Family References
 General Botanical References for BC
Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2020. E-Flora BC: Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. Lab for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver. [Accessed: 2024-10-01 8:28:28 AM ]
Disclaimer: The information contained in the E-Flora atlas pages is derived from expert sources as cited in each section. This information is scientifically based. E-Flora also acts as a portal to other sites via deep links. As always, users should refer to the original sources for complete information. E-Flora BC is not responsible for the accuracy or completeness of the original information.
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