1) Dicot family 2) Family casuarinaceae 3) Magnoliopsid family 
Casuarinaceae is a family of dicotyledonous flowering plants placed in the order Fagales, consisting of four genera and about 70 species of trees and shrubs native to the Australia, Southeast Asia, Malesia, Papuasia and the Pacific Islands. At one time, all species were placed in the genus Casuarina. Lawrie A. S. Johnson separated out many of thos...
(from the article `Casuarinales`) the beefwood order of dicotyledonous flowering plants comprising the family Casuarinaceae, with two genera (Casuarina, 30 species; Gymnostoma, 20 ...
[n] - 1 genus: Casuarina
family Casuarinaceae noun one genus: genus Casuarina