Notocactus neoarechavaletae var. kovaricii (Frič ex A.Berger) Havlíček in Repert. Pl. Succ. 41: 11. 1990
Notocactus neoarechavaletae var. kovaricii in Repert. Pl. Succ. 41: 11. 1990
is new combination for Malacocarpus kovaricii in Ceskoslov. Zahradn. Listy 1924: 31. 1924