Gymnocalycium bruchii subsp. ludwigii (Neuhuber) Papsch in Schütziana 4: 24. 2013
Gymnocalycium bruchii subsp. ludwigii in Schütziana 4: 24. 2013
is new combination for Gymnocalycium carolinense subsp. ludwigii in Gymnocalycium 25: 1009. 2012
Gymnocalycium bruchii subsp. ludwigii in Schütziana 4: 24. 2013
Taxon for this name