Mammillaria boolii | Fish Hook Cactus
Clumping plants with soft, green or grey-green epidermis. Up to 5 cm wide (but often more large in cultivation), with prominent rounded tubercles usually depressed globose to depressed conical when growing in habitat. While cultivated plant have (frequently) oblong offsetting stems.
Traditionally the spines on this cactus were used as fish hooks.
Size: Large | 12cm