Synonyms
Haworthia retusa var. solitaria G.G.Sm.
Haworthia retusa f. multilineata (G.G.Sm.) Pilbeam
Haworthia multilineata (G.G.Sm.) C.L.Scott
Kumaria spicata Raf.
Haworthia solitaria (G.G.Sm.) C.L.Scott
Haworthia fouchei Poelln.
Haworthia geraldii C.L.Scott
Haworthia retusa var. densiflora G.G.Sm.
Haworthia retusa var. multilineata G.G.Sm.
Haworthia retusa var. fouchei (Poelln.) Breuer
Haworthia retusa f. fouchei (Poelln.) Pilbeam
Haworthia retusa f. geraldii (C.L.Scott) Pilbeam