Ruschia impressa L.Bolus, Notes Mesembryanthemum 2: 159. 1929 Ruschia impressa L.Bolus, Notes Mesembryanthemum 2: 159. 1929is new combination for Mesembryanthemum impressum (L.Bolus) J.W.Ingram in Baileya 17: 50. 1970Taxon for this nameRuschia impressa L.Bolus, Notes Mesembryanthemum 2: 159. 1929