This name is a synonym of Valeriana uliginosa (Torr. & A.Gray) Rydb..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Naturaliste Canad. 93: 1062 1967.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:262359-2.
This name was in version 1 of The Plant List, record kew-2471870.