This name is a synonym of Solanum nigrescens M. Martens & Galeotti.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 29604381) with original publication details: Bull. Herb. Boissier 2: 747 1902.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:239373-2.
This name was in version 1 of The Plant List, record tro-29604381.