This name is a synonym of Chylismia brevipes subsp. pallidula (Munz) W.L.Wagner & Hoch.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Amer. J. Bot. 15: 229 1928.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:172808-2.
This name was in version 1 of The Plant List, record kew-2401015, and has not been changed.