Mammillaria moelleriana

Mammillaria moellerianaM. moelleriana is a small cactus that appears above the ground as a squat, spherical stem, completely covered by very strong hooked spines, and usually solitary. In cultivation the plant's stem may be cylindrical. It is also one of the more difficult to grow, as it is subject to losing its roots.

Plant in a 6.5 cm pot

Mammillaria moelleriana 'Monstruosa

Mammillaria moelleriana f. cowperae

Mammillaria moelleriana - Cactofili

Mammillaria moelleriana – Planet Desert

Mammillaria moelleriana Boed. (World flora) - Pl@ntNet identify

Mammillaria moelleriana #789 - Mesa Garden

Mammillaria moelleriana f. cowperae

Mammillaria — Wikispecies

Mammillaria Haw., Plants of the World Online