Old woman cactus

Mammillaria hahniana, the old lady cactus, is a species of flowering plant in the family Cactaceae, native to central Mexico. It grows to 25 cm (10 in) tall by 50 cm (20 in) broad. The solitary spherical stems, 12 cm in diameter, are covered in white down and white spines. Reddish purple flowers are borne in spring and summer, sometimes forming a complete ring around the apex of the plant.

From Wikipedia, under CC BY-SA 4.0.

Is it poisonous?

We have no record of Old woman cactus being toxic, poisonous or venomous. That is not proof that it is safe. Never eat, touch or handle a wild plant, mushroom or animal on the strength of an identification; ask someone qualified.

Easily confused with

• Mammillaria haageana
• Mammillaria parkinsonii
• Mammillaria geminispina
• Mammillaria chionocephala
• Mammillaria perbella
• Mammillaria muehlenpfordtii

Classification

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Caryophyllales

Family

Cactaceae

Genus

Mammillaria

Species

Mammillaria hahniana

More species