Carex sprengelii Dewey ex Spreng.
Annotated by Neal Foord, Jim Trask, 2010.

British Columbia: [locality and coordinates withheld; status in British Columbia: S1 (Critically Imperiled, Red List; BCCDC)],
The site occurs in the Central Canadian Rocky Mountains ecoregion, and Hart Foothills ecosection. Biogeoclimatic Ecosystem Classification Subzone Variant BWBSmwl. Forest dominated by non-native orchardgrass (Dactylis glomerata) and timothy (Phleum pratense). Colonies strongly associated with a mature trembling aspen (Populus tremuloides) overstory, although mature black cottonwood (Populus balsamifera subsp. trichocarpa) and immature white spruce (Picea glauca) were occasionally present as minor components of the tree layer. Plants were shaded, but the forest floor was well-lit. Other plant species associated with Sprengel`s sedge at the Moberly River site include prickly rose (Rosa acicularis), red raspberry (Rubus idaeus), dwarf red blackberry (Rubus pubescens), tall larkspur (Delphinium glaucum), wild strawberry (Fragaria virginiana), northern bedstraw (Galium boreale), Richardson`s geranium (Geranium richardsonii), cow-parsnip (Heracleum maximum), creamy peavine (Lathyrus ochroleucus), pink wintergreen (Pyrola asarifolia), western meadowrue (Thalictrum occidentale), bluejoint (Calamagrostis canadensis), and blue wildrye (Elymus glaucus). Soil nutrient regime determined to be medium to rich, and moisture regime was mesic. Sprengel`s sedge. Relatively large population, consisting of at least 30 individual colonies each with several plants, over an area of about 6 ha.

Neal Foord | Triton Environmental Consultants s.n., 2010 Jul 08
UBC, Accession: V235565