This name is a synonym of Plantago myosuros Lam..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 25200497) with original publication details: Anales Soc. Ci. Argent. 53: 279 1902.
This name was in version 1 of The Plant List, record tro-25200497.