Mesembryanthemum proximum N.E.Br. in J. Linn. Soc., Bot. 45: 117. 1920
Mesembryanthemum proximum in J. Linn. Soc., Bot. 45: 117. 1920
is basionym for Mitrophyllum proximum in Z. Sukkulentenk. 2: 182. 1926
is basionym for Conophyllum proximum in Z. Sukkulentenk. 3: 321. 1928
is basionym for Schwantesia proxima in S. African Gard. 18: 279. 1928