This name is a synonym of Mentzelia scabra Kunth.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 18900180) with original publication details: Nat. Pflanzenfam. 3(6a): 110 1894.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:157441-2.
This name was in version 1 of The Plant List, record tro-18900180.