Mammillaria fragilis Salm-Dyck species synonym

Cactus gracilis (Pfeiff.) Kuntze species heterotypic synonym

Mammillaria gracilis f. pulchella (Salm-Dyck) Schelle form synonym

Mammillaria gracilis Pfeiff. species synonym

Mammillaria vetula subsp. vetula subspecies accepted

Mammillaria kuentziana P.Fearn & B.Fearn species synonym

Mammillaria gracilis var. pulchella (Salm-Dyck) Salm-Dyck variety synonym

Mammillaria gracilis var. fragilis (Salm-Dyck) A.Berger variety synonym

Mammillaria fragilis Salm-Dyck ex K.Brandegee species synonym

Mammillaria vetula subsp. magneticola (J.Meyrán) U.Guzmán subspecies synonym

Mammillaria vetula subsp. lacostei Plein & Heinr.Weber subspecies synonym

Mammillaria vetula subsp. gracilis (Pfeiff.) D.R.Hunt subspecies accepted

Mammillaria regia C.Ehrenb. species synonym

Mammillaria pulchella Salm-Dyck species heterotypic synonym

Mammillaria magneticola J.Meyrán species synonym

Escobariopsis vetula (Mart.) Doweld species synonym

Escobariopsis gracilis (Pfeiff.) Doweld species synonym

Chilita vetula (Mart.) Orcutt species synonym

Krainzia gracilis (Pfeiff.) Doweld species synonym

Chilita fragilis (Salm-Dyck ex K.Brandegee) Orcutt species synonym

Neomammillaria vetula (Mart.) Britton & Rose species synonym

Neomammillaria fragilis (Salm-Dyck ex K.Brandegee) Britton & Rose species synonym

Cactus vetulus (Mart.) Kuntze species synonym

Mammillaria grandiflora Salm-Dyck species heterotypic synonym

Cactus regius (C.Ehrenb.) Kuntze species synonym

Cactus pulchellus (Salm-Dyck) Kuntze species synonym