1. (noun) monoecious trees and shrubs (including the genera Betula and Alnus and Carpinus and Corylus and Ostrya and Ostryopsis)

• betulaceae
• birch family

1. (noun) monoecious trees and shrubs (including the genera Betula and Alnus and Carpinus and Corylus and Ostrya and Ostryopsis)

• alnus
• genus alnus
• betula
• genus betula
• carpinaceae
• family carpinaceae
• subfamily carpinaceae
• carpinus
• genus carpinus
• corylaceae
• family corylaceae
• subfamily corylaceae
• corylus
• genus corylus
• genus ostrya
• ostrya
• genus ostryopsis
• ostryopsis

1. (noun) monoecious trees and shrubs (including the genera Betula and Alnus and Carpinus and Corylus and Ostrya and Ostryopsis)

• fagales
• order fagales

1. (noun) monoecious trees and shrubs (including the genera Betula and Alnus and Carpinus and Corylus and Ostrya and Ostryopsis)

• hamamelid dicot family

1. (noun) monoecious trees and shrubs (including the genera Betula and Alnus and Carpinus and Corylus and Ostrya and Ostryopsis)

• betulaceous