Dracaena Hero Dracaena is a genus of about 200 species of trees and succulent shrubs. The formerly accepted genera Pleomele and Sansevieria are now included in Dracaena. In the APG IV classification system, it is placed in the family Asparagaceae, subfamily Nolinoideae (formerly the family Ruscaceae).It has also formerly been separated (sometimes with Cordyline) into the family Dracaenaceae or kept in the Agavaceae (now Agavoideae).