Mistletoe Cactus - Rhipsalis bacciferaThis long lived perennial is an epiphytic cactus found in tropical and subtropical regions, including Central and South America, the Caribbean, and parts of Africa and Sri Lanka. Being an epiphyte, means it grows on other plants (like trees) for support, rather than in soil. In Florida, it is considered an endangered species, with a history of sightings in Everglades National Park, but recent searches have not located any plants. It's known for its