Echinocactus schumannianus Nicolai in Monatsschr. Kakteenk. 3: 175. 1893
Echinocactus schumannianus in Monatsschr. Kakteenk. 3: 175. 1893
is basionym for Parodia schumanniana in Kakteen Orch. Rundschau 7(4): 62. 1982
is basionym for Eriocephala schumanniana in Cactology 3 (Suppl. III): 1. 2012
is basionym for Notocactus schumannianus, Seed List 1928: 3. 1928
is basionym for Malacocarpus schumannianus, Cactaceae 3: 189, f. 199. 1922
is basionym for Eriocactus schumannianus in Cactaceae (Berlin) 1941(2): 37. 1942
is basionym for Parodia schumanniana subsp. schumanniana
is basionym for Eriocephala schumanniana, Explan. Diagr. Austroechinocactinae: 252. 1957
Echinocactus schumannianus in Monatsschr. Kakteenk. 3: 175. 1893