Ruschia bolusiae Schwantes in Repert. Spec. Nov. Regni Veg. 43: 228. 1938 sec. Hartmann 2017
- ≡Ruschia rigida L.Bolus, Notes Mesembryanthemum 2: 108. 1929, nom. illeg., syn. sec. Hartmann 2017
- ≡Mesembryanthemum albicute N.E.Br. in Gard. Chron., ser. 3, 87: 32. 1930 syn. sec. Hartmann 2017