Coryphantha guerkeana (Boed.) Britton & Rose, Cactaceae 4: 29. 1923
Coryphantha guerkeana, Cactaceae 4: 29. 1923
is new combination for Mammillaria guerkeana in Monatsschr. Kakteenk. 24: 52. 1914
Coryphantha guerkeana, Cactaceae 4: 29. 1923
Taxon for this name