This name is a synonym of Trematodon divaricatus Bruch.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 35120216) with original publication details: Bull. Soc. Roy. Bot. Belgique 41(1): 10 1905.
This name was in version 1 of The Plant List, record tro-35120216, and has not been changed.