⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-312728, with some changes.
This name is a synonym of Haworthia rigida (Lam.) Haw..
The record derives from WCSP which reports it as a synonym (record 312728) with original publication details: Encycl. 2: 89 1799.