This name is a synonym of Wolffiella lingulata (Hegelm.) Hegelm..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 214837) with original publication details: Lemnac. 132 1868.
This name was in version 1 of The Plant List, record kew-214837, and has not been changed.