BETULACEAE
Betulaceae (152 spp)
Alnus cordata (Italian alder)
Alnus crispa (green alder, North America)
Alnus glutinosa (black alder)
Alnus incana (white alder, Eurasia)
Alnus japonica (Japanese alder)
Alnus oregona (orange alder, North America)
Alnus viridis (green alder, Europe)
28 Other Alnus
Betula alleghaniensis (yellow birch, North America)
Betula lenta (black birch, North America)
Betula nana (dwarf birch, circumpolar)
Betula papyrifera (paper birch, North America)
Betula pendula (silver birch)
Betula populifolia (North America)
Betula pubescens (European birch)
Betula schmidtii (East Asia, sinks in water)
Betula utilis (Himalaya)
51 Other Betula
Carpinus betulus (European hornbeam, ironwood)
Carpinus caroliniana (American hornbeam)
33 Other Carpinus
Corylus americana (filbert)
Corylus avellana (hazel)
Corylus colurna (Turkish hazel)
7 Other Corylus
Ostrya carpinifolia (timber, Eurasia)
Ostrya virginiana (ironwood, North America)
8 Other Ostrya
Ostryopsis 1 (Mongolia)
Ostryopsis 2 (China)