This name is a synonym of Ditaxis mercurialina (Nutt.) J.M.Coult..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 15125) with original publication details: Linnaea 34: 148 1865.
This name was in version 1 of The Plant List, record kew-15125, and has not been changed.