Cyperus blepharoleptos Steudel. Hab: Ponds and marshes, especially in floating vegetation mats, ditches. Dist: Very likely accidentally introduced in the Southeastern US via shipping (first known occurrences in Mobile, AL in 1882 and New Orleans, LA in 1889).
Origin/Endemic status: Neotropics
Syn: = K4; = Oxycaryum cubense – Ar, FNA23, K3, WH3; = Scirpus cubensis – GW1, S, Tx