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different-nerve sedge
Scientific Name: Carex heteroneura
Family: Cyperaceae
Category: Monocot
Growth: Graminoid
Duration: Perennial
Other Names: WA (different nerve sedge)
Different-nerve Sedge (Carex heteroneura)
Carex heteroneura, commonly known as different-nerve sedge, is a perennial graminoid belonging to the genus Carex.
Taxonomy and Nomenclature
- Scientific Name: Carex heteroneura W. Boott
- Family: Cyperaceae (Sedge family)
- Genus: Carex
- Species: heteroneura
- Taxonomic Status: Current Standing, Accepted
- Subspecies: var. epapillosa, var. heteroneura, var. brevisquama
- Synonyms/Alternative Names: Carex heteroneura var. epapillosa, Carex atrata var. erecta, Carex neurophora, Carex heteroneura S.Watson
Distribution and Habitat
This sedge is native to western Canada and the western United States.
Morphological Characteristics
- It's a graminoid, meaning it resembles grass in appearance.
- Perennial plant, so it lives for more than two years.
Ecological Role
- Carex heteroneura var. epapillosa is sometimes listed as an invasive or nonnative species in certain regions.
Interactions with Other Organisms
- Resembles Carex specuicola (Navajo sedge), but is different by the strongly papillose and serrulate perigynia and beaks
Further Information
- Discover Life provides a page dedicated to the biology, natural history, ecology, identification, and distribution of Carex heteroneura.