This name is a synonym of Desmodium axillare var. acutifolium (Kuntze) Urb..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 13045182) with original publication details: Symb. Antill. 4(2): 292 1905.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:292878-2.
This name was in version 1 of The Plant List, record tro-13045182, and has not been changed.