Cycas circinalis is a species of Cycas, which is a type of palm tree that belongs to the Cycadaceae family. Some synonyms of Cycas circinalis include C. beddomei, C. elongata, C. indica, C. jenningsii, C. sutchuensis, and C. thouarsii. The plant is commonly known by various names, such as queen sago, fern palm, and Indian sago palm. It is widely cultivated for ornamental purposes in gardens and landscapes due to its attractive fern-like leaves and low maintenance requirements. Cycas circinalis can also be used for medicinal purposes and as a food source in some cultures.