⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Cyperus laetus in version 1.1 of The Plant List.
This name is a synonym of Cyperus impolitus .
The record derives from Tropicos which reports it as a synonym (record 9907208
) with original publication details: Pflanzenr. IV. 20(Heft 101): 442 442 1936.