This name is a synonym of Zanthoxylum nigrum Mart..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 28100282) with original publication details: Ann. Sci. Nat., Bot., sér. 2, 17: 141 1842.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:775710-1.
This name was in version 1 of The Plant List, record tro-28100282, and has not been changed.