This name is a synonym of Cressa truxillensis Kunth.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 8502559) with original publication details: Muhlenbergia 8(12): 140, pl. 17 1912.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:267249-1.
This name was in version 1 of The Plant List, record tro-8502559.