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globe flatsedge
Scientific Name: Cyperus echinatus
Family: Cyperaceae
Category: Monocot
Growth: Graminoid
Duration: Perennial
Other Names: NY (globose flatsedge)
Globe Flatsedge (Cyperus echinatus)
Globe flatsedge, scientifically known as Cyperus echinatus, is a plant belonging to the sedge family.
Taxonomy and Nomenclature
- Scientific Name: Cyperus echinatus (L.) Alph. Wood
- Family: Cyperaceae (Sedge Family)
- Genus: Cyperus
- Synonym: Cyperus ovularis
Distribution and Habitat
- Cyperus echinatus is native to most of eastern North America.
- It can be found in open, moist, disturbed habitats.
- Specific locations mentioned include Connecticut, Massachusetts, and Rhode Island, Queen Anne's Co., Maryland, Johnston Mill Nature Preserve, Orange Co., NC, and Sam Houston National Forest.
- It's often found in soils that do not drain well.
Morphological Characteristics
- Culms: Sharply 3-sided and smooth.
- Leaves: Blades are shorter than or about equal to the culm, ranging from 6 to 26 inches long and 1/8 to 2/5 inch wide. They are flat and tend to fold lengthwise along the midrib.
- Flowers: Flower spikes are round, densely flowered, and green.
- Growth Habit: Perennial graminoid. Spreads by rhizomes.
Ecological Role
- Globe flatsedge is considered a perennial weed.
- It is a non-native species in some regions, such as Connecticut, Massachusetts, and Rhode Island.