This name is a synonym of Kalanchoe uniflora (Stapf) Raym.-Hamet.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 8901974) with original publication details: Arch. Bot. Bull. Mens. 2: 23–24 1928.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:274257-1.
This name was in version 1 of The Plant List, record tro-8901974, and has not been changed.