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Billings' sedge
Scientific Name: Carex trisperma var. billingsii
Family: Cyperaceae
Category: Monocot
Growth: Graminoid
Duration: Perennial
Other Names:
Billings' Sedge (Carex billingsii)
This page provides information about Billings' sedge, scientifically known as Carex billingsii. It is also sometimes referred to as Carex trisperma billingsii, highlighting its close relationship to three-seed sedge (Carex trisperma).
Taxonomy and Nomenclature
- Scientific Name: Carex billingsii (O.W.Knight) Kirschb.
- Synonym: Carex trisperma billingsii Knight, Carex trisperma Dewey var. billingsii Knight
- Common Name: Billings' sedge, Billings' three-seeded bog sedge, three seed sedge
- Family: Cyperaceae (Sedge family)
- Kingdom: Plant
- Group: Monocot
- Taxonomic Rank: Subspecies (Carex trisperma var. billingsii)
Distribution and Habitat
Billings' sedge is a native plant found in Canada and the L48 region of the United States (CAN N L48 N). It often occurs in acidic peatlands, tamarack-black spruce swamps, and wet spots, particularly along the northern Atlantic Coast.
Morphological Characteristics and Growth Habits
- Billings' sedge is a perennial plant with a graminoid growth habit (resembling grass).
- It is similar to Carex trisperma but typically has one or two perigynia per spike instead of three and possesses much narrower features.
Ecological Role
Sedges, including Billings' sedge, play a significant role in wetland environments. They can dominate these environments and contribute to the formation of sedge-moss wetlands. They are also important in arctic tundra ecosystems.
Further Information
- USDA Plants Database is a valuable resource for information on Billings' sedge.
- TERMIUM, the Government of Canada's terminology and linguistic data bank, may contain additional information.