This name is a synonym of Haworthia reinwardtii var. brevicula G.G.Sm..
The record derives from WCSP
(data supplied on 2012-03-26)
which reports it as a synonym (record 312744) with original publication details: J. S. African Bot. 14: 52 1948.
This name was in version 1 of The Plant List, record kew-312744.