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Oahu sedge
Scientific Name: Carex wahuensis ssp. rubiginosa
Family: Cyperaceae
Category: Monocot
Growth: Graminoid
Duration: Perennial
Other Names:
Carex wahuensis - Oahu Sedge
Carex wahuensis, commonly known as Oahu sedge, is a perennial graminoid plant native to Hawaii. It's recognized for its tough nature and potential for use as an accent plant, both sparingly and en masse.
Considerations for Pets
- As a sedge, Carex wahuensis is grass-like.
Considerations for Children
- As a sedge, Carex wahuensis is grass-like.
Taxonomy and Nomenclature
- Scientific Name: Carex wahuensis C.A. Mey.
- Common Name: Oahu sedge
- Family: Cyperaceae (Sedge family)
- Kingdom: Plantae
- Taxonomic Rank: Species
- Synonyms/Alternative Names:
- Carex oahuensis var. robusta
Distribution and Habitat
- Native to Hawaii (HI).
- Also found in Puerto Rico (PR), Virgin Islands (VI), Navassa Island (NAV).
- Potentially found in Canada (CAN), Greenland (GL), and Saint Pierre and Michelon.
- Specifically found on Oahu, Molokai, Maui, the Big Island and Laysan in the northwestern part of the Hawaiian Islands
- First found naturalized on Oahu in Upper Kalihi Valley.
Morphological Characteristics and Growth Habits
- Growth Habit: Graminoid.
- Duration: Perennial.
- Grows to more than 2 ft wide by 2.5 ft tall clumps.
- Medium in size and can reach 4 m high.
- Color: Green (spring, summer, autumn, winter).
Ecological Role
- Presented as a non-invasive alternative to non-native plants like "Umbrella".
Additional Information
- Symbol: CAWAR2
Further Information
- Discover Life: Provides information on the biology, natural history, ecology, identification, and distribution of Carex wahuensis.
- Starr Environmental: Source of images and information from Forest and Kim Starr.
- Wikimedia Commons: Contains media related to Carex wahuensis.