⚠ Version 1 of The Plant List has been superseded.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 Carex muehlenbergii in version 1.1 of The Plant List.
This name is a synonym of Carex austrina .
The record derives from Tropicos which reports it as a synonym (record 9904431
) with original publication details: Proc. Amer. Acad. Arts 22(1): 141 141 1886.