This name is a synonym of Arachis paraguariensis Chodat & Hassl..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 13064264) with original publication details: Fl. Brasilica 25(2): 12 1940.
This name was in version 1 of The Plant List, record tro-13064264.