Neomammillaria schelhasei (Pfeiff.) Britton & Rose [ Mammillaria schelhasei Pfeiff.]
no HD illustration available (m1)
Neomammillaria schelhasei (Pfeiff.) Britton & Rose [ Mammillaria schelhasei Pfeiff.] [Cactaceae]
K.M. Schumann, M Gürke, F. Vaupel, Bl. Kakt., vol. 3 : t. 170 (1910) [J. Pohl]