Psilocaulon subnodosum (A.Berger) N.E.Br. in Gard. Chron., ser. 3, 84: 254. 1928 Psilocaulon subnodosum (A.Berger) N.E.Br. in Gard. Chron., ser. 3, 84: 254. 1928is new combination for Mesembryanthemum subnodosum A.Berger in Bot. Jahrb. Syst. 57(5): 628. 1922Taxon for this namePsilocaulon subnodosum (A.Berger) N.E.Br.