Cycas is the only genus in the family Cycadaceae. There are 113 species in the genus. Evergreen perennials which achieved their maximum diversity in the Jurassic and Cretaceous periods, when they were distributed almost worldwide, concentrated around the equatorial regions.
Name Derivation: From the Greek kukas, an erroneous reading of koikas, a kind of palm tree
Common Name: Cycad
Cycas is in the family Cycadaceae.