This name is a synonym of Trematodon amoenus (Müll. Hal.) I.G. Stone & G.A.M. Scott.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 35115648) with original publication details: Flora 71: 11 1888.
This name was in version 1 of The Plant List, record tro-35115648, and has not been changed.