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71 birch family species
Carpinus betulus
Betula pubescens
Betula platyphylla
Ostrya carpinifolia
Betula tianschanica
Corylus sieboldiana
Ostrya chisosensis
Alnus hirsuta
Betula chinensis
Betula ermanii
Betula humilis
Betula microphylla
Carpinus tschonoskii
Carpinus cordata
Betula divaricata
Carpinus fangiana
Ostrya knowltonii
Alnus maritima
Corylus chinensis
Alnus japonica
Betula uber
Alnus cordata
Carpinus orientalis
Carpinus turczaninovii
Alnus subcordata
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