Echinofossulocactus spinosus f. vaupelianus (Werderm.) P.V.Heath in Calyx 2: 87. 1992
Echinofossulocactus spinosus f. vaupelianus in Calyx 2: 87. 1992
is new combination for Echinocactus vaupelianus in Notizbl. Bot. Gart. Berlin-Dahlem 11: 273. 1931