Conophytum calculus (A.Berger) N.E.Br. in Gard. Chron., ser. 3, 71: 231. 1922
Conophytum calculus in Gard. Chron., ser. 3, 71: 231. 1922
is new combination for Mesembryanthemum calculus, Mesembr. Portulac.: 289. 1908
Conophytum calculus in Gard. Chron., ser. 3, 71: 231. 1922