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71 birch family species
Alnus maximowiczii
Carpinus henryana
Alnus oblongifolia
Betula maximowicziana
Alnus japonica
Betula tianschanica
Ostrya chisosensis
Alnus hirsuta
Carpinus tschonoskii
Carpinus cordata
Betula divaricata
Carpinus fangiana
Carpinus japonica
Ostrya knowltonii
Betula utilis
Betula potaninii
Betula davurica
Alnus subcordata
Carpinus turczaninovii
Alnus cordata
Alnus nepalensis
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