This name is a synonym of Stenocoelium trichocarpum Schrenk.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50005943) with original publication details: 616 1915.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:848749-1.
This name was in version 1 of The Plant List, record tro-50005943, and has not been changed.