Ruschia canonotata (L.Bolus) Schwantes in Z. Sukkulentenk. 2: 187. 1926 sec. Hartmann 2017
- ≡Mesembryanthemum canonotatum L.Bolus in Ann. Bolus Herb. 4: 40. 1926 syn. sec. Hartmann 2017
- =Ruschia orsmondiae L.Bolus, Notes Mesembryanthemum 2: 433. 1934 syn. sec. Hartmann 2017