Mesembryanthemum steenbergense L.Bolus, Notes Mesembryanthemum 2: 199. 1930
Mesembryanthemum steenbergense, Notes Mesembryanthemum 2: 199. 1930
is basionym for Oscularia steenbergensis in Bradleya 16: 79. 1998
is basionym for Lampranthus steenbergensis, Notes Mesembryanthemum 3: 169. 1939