This name is a synonym of Verbascum blattaria L..
The record derives from WCSP (in review)
(data supplied on 2012-03-26)
which reports it as a synonym with original publication details: Repert. Spec. Nov. Regni Veg. Beih. 30(2): 131 1929.
This name was in version 1 of The Plant List, record kew-2454318.