This name is a synonym of Styrax suberifolius Hook. & Arn..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 30800254) with original publication details: J. Arnold Arbor. 24(4): 451 1943.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:826877-1.
This name was in version 1 of The Plant List, record tro-30800254.