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Dracaena (=Sansevieria) is a genus of about 70 species of flowering plants, native to Africa, Madagascar and southern Asia. Common names include mother-in-law's tongue, devil's tongue, and snake plant.

Stapeliads are mainly from Southern Africa. They are called carrion flowers because of the smell they emit to attract flies for pollination.

Many from Madagascar, some from Africa and Asia in or near India.