This name is a synonym of Valeriana corymbulosa (Wedd.) Cabrera.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50248707) with original publication details: Gen. Sp. Pl. Argent. 2: 347 1944.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:262385-2.
This name was in version 1 of The Plant List, record tro-50248707, and has not been changed.