Noun: family Betulaceae
- Monoecious trees and shrubs (including the genera Betula and Alnus and Carpinus and Corylus and Ostrya and Ostryopsis)
"Many species in the family Betulaceae are important timber trees";
- Betulaceae, birch family
Type of: hamamelid dicot family
Part of: Fagales, order Fagales