The term Genus Schlumbergera refers to a group of epiphytic cacti that are native to Brazil. These plants are commonly referred to as the Christmas cactus due to their tendency to bloom around the holiday season. The word Genus Schlumbergera has several synonyms including Zygocactus, Epiphyllanthus, and Samba cactus. Zygocactus is perhaps the most commonly used synonym for Genus Schlumbergera and these terms are often used interchangeably by horticulturists and botanists alike. Despite having different names, all of these synonyms refer to the same group of plants, which are known for their brightly colored flowers and low-maintenance care requirements.