Cyperus flavicomus Michaux. White-edged Flatsedge. Phen: Jul-Oct. Hab: Ditches, marshes, natural or artificial ponds, especially where seasonally flooded. Dist: 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, K1, K3, K4, Mex, Mo1, NY, Tn, Va, W, WH3; = Cyperus albomarginatus (Mart. & Schrad. ex Nees) Steud. – F, G, GW1, RAB, Tx; = n/a – Pa; ? Cyperus sabulosus (Mart. & Schrad. ex Nees) Steud. – S, Tat
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 ⭷
© Radford, Ahles and Bell | Original Image ⭷Feedback
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