This name is a synonym of Plantago patagonica var. breviscapa (Shinners) Shinners.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50265027) with original publication details: Field & Lab. 18(3): 118 1950.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:201520-2.
This name was in version 1 of The Plant List, record tro-50265027, and has not been changed.