Dracaena are a genus of trees and succulent shrubs. There are about 120 species that can be found mainly through Africa, Middle East and Northern Australia. With two species can also found in Central America. Dracaena are closely related to Sanseveria with some confusion over a few species. Most people know the genus as low maintenance house plants that are tolerant of low light and infrequent watering but this is a large and very diverse genus.