Lobivia janseniana var. leucacantha Backeb., Kaktus-ABC: 414. 1936 ["1935"] Lobivia janseniana var. leucacantha Backeb., Kaktus-ABC: 414. 1936 ["1935"]Taxon for this nameLobivia janseniana var. leucacantha Backeb., Kaktus-ABC: 414. 1936 ["1935"]