Čeľaď: Betulaceae, Skupina: Krytosemenné dreviny

(Betulaceae)

-> Group: Angiosperms

leaves simple, alternate, petiolate
monoecious woody plants, flowers of different sexes in catkins
the fruit is an achene
the birch family includes genera:
1. Genus Betula (Birch)
2. Genus Alnus (Alder)

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