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

Diphasiastrum complanatum (L.) Holub
ground-cedar
Lycopodiaceae (Club-moss family)

Introduction to Vascular Plants

© Bryan Kelly-McArthur  Email the photographer   (Photo ID #75166)

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Distribution of Diphasiastrum complanatum
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Species Information

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General:
Evergreen perennial from horizontal stems about 2 mm wide, shallowly buried; upright shoots branched several times more or less in one plane, 10-35 cm tall; branches flattened, sometimes darker green on the convex sides and lighter on the concave sides.
Leaves:
Leaves on the convex side and on the edges of the branches triangular, unstalked, those on the concave side reduced and scale-like.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry to mesic forests, rocky slopes, sandy openings and clearings, and margins of peat bogs in the lowland, steppe and montane zones; frequent throughout BC, rare on Vancouver Island and Queen Charlotte Islands; circumpolar, N to AK, YT and NT, E to NF and S to NY, MI, MT, and WA; Eurasia, S America.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Diphasiastrum complanatum

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) 6 963 2210
Slope Gradient (%) 0 15 100
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W] 		0 203 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric] 		0 3 7
Modal Nutrient Regime
Class		 C
Number of field plots
 species was recorded in:		 1383
Modal BEC Zone Class
 SBS
All BEC Zones (# of stations/zone) species was recorded in: BAFA(1), BWBS(175), CWH(42), ESSF(184), ICH(243), IDF(18), MH(3), MS(88), SBPS(50), SBS(450), SWB(30)

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 montane boreal & cool temperate.

Synonyms and Alternate Names

Lycopodium complanatum L.

Taxonomic and Nomenclatural Links

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

Additional Photo Sources

UBC Herbarium Scanned Collection Record
 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: 2024-11-27 7:11:55 PM ]
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.
© E-Flora BC: An initiative of the Spatial Data Lab, Department of Geography UBC, and the UBC Herbarium.