Hymenocyclus monticola (Sond.) Schwantes ex H.Jacobsen in Natl. Cact. Succ. J. 4: 58. 1949 Hymenocyclus monticola (Sond.) Schwantes ex H.Jacobsen in Natl. Cact. Succ. J. 4: 58. 1949is new combination for Mesembryanthemum monticola Sond., Fl. Cap. 2: 428. 1862Taxon for this nameHymenocyclus monticola (Sond.) Schwantes ex H.Jacobsen