Noun birch family has 1 sense
  1. Betulaceae, family Betulaceae, birch family - monoecious trees and shrubs (including the genera Betula and Alnus and Carpinus and Corylus and Ostrya and Ostryopsis)
    --1 is a kind of hamamelid dicot family
    --1 is a member of Fagales, order Fagales
    --1 has members:
     Betula, genus Betula; Alnus, genus Alnus; Carpinaceae, subfamily Carpinaceae, family Carpinaceae; Carpinus, genus Carpinus; Ostrya, genus Ostrya; Ostryopsis, genus Ostryopsis; Corylaceae, subfamily Corylaceae, family Corylaceae; Corylus, genus Corylus
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