Morawetzia doelziana subsp. calva (Rauh & Backeb.) Guiggi in Cactology 5 (Suppl. II): 2. 2016
Morawetzia doelziana subsp. calva in Cactology 5 (Suppl. II): 2. 2016
is new combination for Morawetzia doelziana var. calva, Descr. Cact. Nov. 1: 18. 1957 ["1956"]