Mesembryanthemum retroversum Kensit in Trans. Roy. Soc. South Africa 1: 150. 1909
Mesembryanthemum retroversum in Trans. Roy. Soc. South Africa 1: 150. 1909
is basionym for Diplosoma retroversum in Z. Sukkulentenk. 2. 1926
Mesembryanthemum retroversum in Trans. Roy. Soc. South Africa 1: 150. 1909