Succulentopedia Mammillaria bocasana 'Multilanata' (Powder Puff Cactus) July 27, 2018 Mammillaria bocasana 'Multilanata' (Powder Puff Cactus) is a cactus with clumping, spherical, blue-green stems up to 3 inches (7.5 cm) in diameter. It is…