This name is a synonym of Desmodium intortum (Mill.) Urb..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 13017779) with original publication details: Bot. Voy. Sulphur 82 1844.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:78578-2.
This name was in version 1 of The Plant List, record tro-13017779.