Plinthus arenarius Adamson in J. S. African Bot. 27: 149. 1961 Plinthus arenarius Adamson in J. S. African Bot. 27: 149. 1961is basionym for Aizoon arenarium (Adamson) Klak in Taxon 66(5): 1163. 2017Taxon for this namePlinthus arenarius Adamson