Cyperus flavicomus Michaux. Common name: White-edged Flatsedge. Phenology: Jul-Oct. Habitat: Ditches, marshes, natural or artificial ponds, especially where seasonally flooded. Distribution: Se. VA and KY south through the New World tropics.
ID notes: This species is unlikely to be confused with any other species in subgenus Pycreus, but may superficially resemble some species in subgenus Cyperus. The lenticular achenes and 2-branched styles are diagnostic.
Origin/Endemic status: Native
Synonymy ⓘ: = Ar, C, ETx1, FNA23, K4, Mex, Mo1, NS, NY, Tn, Va, W, WH3; = Cyperus albomarginatus (Mart. & Schrad. ex Nees) Steud. — F, G, GW1, RAB, Tx; = Cyperus macrostachyos Lam. — POWO; = n/a — Pa; ? Cyperus sabulosus (Mart. & Schrad. ex Nees) Steud. — S, Tat. Basionym: Cyperus flavicomus Michx. 1803
Links to other floras: = Cyperus flavicomus - FNA23
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FACW
- Eastern Mountains and Piedmont: FAC
- Great Plains: FAC
- Midwest: FAC
- Northcentral & Northeast: FAC
Heliophily ⓘ: 9
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© Keith Bradley | Original Image ⭷
© Keith Bradley | Original Image ⭷
© Erik Danielson source | Original Image ⭷
© Nathan Aaron, some rights reserved (CC BY), uploaded by Nathan Aaron source CC-BY | Original Image ⭷
© Radford, Ahles and Bell | Original Image ⭷Feedback
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