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polar sedge
Scientific Name: Carex arctiformis
Family: Cyperaceae
Category: Monocot
Growth: Graminoid
Duration: Perennial
Other Names:
Polar Sedge (Carex arctiformis)
Carex arctiformis, commonly known as polar sedge, is a perennial graminoid belonging to the genus Carex.
Considerations for Pets
- This is a grass-like plant.
Taxonomy and Nomenclature
- Scientific Name: Carex arctiformis Mack.
- Common Name: Polar Sedge
- Kingdom: Plantae
- Genus: Carex L.
- Note: The genus name Carex is derived from "laches, rouches," terms associated with sedge species.
Distribution and Habitat
- Polar sedge is widely distributed throughout temperate and cold regions.
- It is commonly found in wet ground and sedge meadows.
- Specifically mentioned locations include the Canadian High Arctic, Alexandra Fiord, Ellesmere Island, and Polar Bear Pass.
Morphological Characteristics and Growth Habits
- Polar sedge is a grass-like plant with triangular stems and inconspicuous flowers.
- It exhibits an erect, columnar growth habit with scarce lateral development, growing "aiming high".
- It is considered medium in size during the spring and summer.
Ecological Role
- Sedge meadows, where polar sedge is found, are distinctive features of tundra plant communities.
- They serve as forage in wet tundra communities of the High Arctic.
Interactions with Other Organisms
- Polar bears are known to inhabit areas where polar sedge grows.
- Caribou diets may include sedge.
Quirky Facts
- Sedges were historically used as sennegrass to keep feet warm in polar clothing.
Further Information
- Discover Life provides information about the biology, natural history, ecology, identification, and distribution of Carex arctiformis.
- Ecology of a polar oasis--Alexandra Fiord, Ellesmere Island, Canada. Toronto, Captus University Publications.