Mesembryanthemum nissenii Dinter in Repert. Spec. Nov. Regni Veg. 19: 123. 1923 Mesembryanthemum nissenii Dinter in Repert. Spec. Nov. Regni Veg. 19: 123. 1923is basionym for Psammophora nissenii (Dinter) Dinter & Schwantes in Z. Sukkulentenk. 2. 1926Taxon for this nameMesembryanthemum nissenii Dinter