This name is a synonym of Desmodium tortuosum var. ospriostreblum (Steud. ex A. Rich.) Sunding.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 13018495) with original publication details: Tent. Fl. Abyss. 1: 204 1847.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:491963-1.
This name was in version 1 of The Plant List, record tro-13018495, and has not been changed.