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Long's sedge
Scientific Name: Carex longii
Family: Cyperaceae
Category: Monocot
Growth: Graminoid
Duration: Perennial
Other Names: OH (Long's sedge)
Long's Sedge (Carex longii)
Long's sedge is a perennial grass found in wet environments. Here's what you need to know about it:
Considerations for Pets
- Long's Sedge is a clumping perennial grass.
Scientific Classification and Nomenclature
- Scientific Name: Carex longii Mack.
- Common Names: Long's sedge, Long-stalked Yellow-sedge (historical name), Greenish-white Sedge
- Family: Cyperaceae (Sedge Family)
- Synonyms: USDA Symbol: CALO5
- Former Scientific Name: Carex lepidocarpa
Distribution and Habitat
- Native to North America but introduced in Hawaii.
- Found in wet or seasonally wet soils such as fields, pond shores, ditches, swamp edges, mud flats, and salt marshes.
- Distribution includes Nova Scotia (NS) and Ontario (ON).
Ecological Role
- Listed in "Invasive Species Most Unwanted," suggesting it may be considered invasive in certain regions.
- An invasive species is defined as any species of insects, animals, plants, and pathogens, including its seeds, eggs, spores, or other biological material capable of propagating.
Morphological Characteristics
- A clumping perennial grass that can grow up to 48 inches tall.
- Vegetative stems produce a small number of leaves clustered near the base.
- Pendulous Sedge has long, yellowish-green leaves and arching stems that carry the yellow, catkin-like flower spikes that can be up to 2.5cm long.
- Flowering occurs from July to September.
Interactions with Other Organisms
- Trout may feed on caddisflies, sometimes called Long-Horned Sedges.
Resources
- USDA PLANTS Database: Symbol CALO5
- Images available from the USDA Agricultural Research Service.