This name is a synonym of Trematodon longicollis Michx..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 35120218) with original publication details: Trans. Roy. Soc. South Africa 4: 4. 16 1914.
This name was in version 1 of The Plant List, record tro-35120218.