Meyerocactus horizonthalonius (Lem.) Doweld in Succulenta (Netherlands) 75(6): 271. 1996
Meyerocactus horizonthalonius in Succulenta (Netherlands) 75(6): 271. 1996
is new combination for Echinocactus horizonthalonius, Cact. Gen. Sp. Nov.: 19–20. 1839
Meyerocactus horizonthalonius in Succulenta (Netherlands) 75(6): 271. 1996