Disocactus ackermannii : is a species of cactus in the family Cactaceae, formerly known as Epiphyllum ackermannii. It is native to Oaxaca, Veracruz in Mexico. Disocactus ackermannii is commonly known as Disocactus, Orchid Cactus and Strap Cactus. Disocactus ackermannii is a slow-growing, multi-stemmed plant with an established root system. It grows well in light shade and is suitable for hanging basket. It produces red or red-orange flowers. Propagation is by stem cuttings.