This name is a synonym of Maresia pulchella (DC.) O.E. Schulz.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 100357507) with original publication details: Rech. Anat. Taxon. Fam. Crucifer. 2: 455 1821.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:285172-1.
This name was in version 1 of The Plant List, record tro-100357507, and has not been changed.