This name is a synonym of Najas marina var. brachycarpa Trautv..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 308272) with original publication details: in Fl. Intramongolica 7: 259 1983.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:902610-1.
This name was in version 1 of The Plant List, record kew-308272, and has not been changed.