Delosperma vandermerwei L.Bolus, Notes Mesembryanthemum 3: 212. 1950 Delosperma vandermerwei L.Bolus, Notes Mesembryanthemum 3: 212. 1950Taxon for this nameDelosperma vandermerwei L.Bolus, Notes Mesembryanthemum 3: 212. 1950