Betulaceae
Birch
Alnus cordata
Italian alder
3
Alnus firma
Japanese green alder
1
Alnus glutinosa
(Common or black) alder
9
Alnus rubra
Red alder
1
Alnus subcordata
Caucasian alder
1
Betula alleghaniensis
Yellow or swamp birch
2
Betula maximowicziana
Monarch birch
1
Betula papyrifera
Paper-bark or canoe-bark birch
6
Betula pendula
Silver birch
11
Betula pendula cultivar
Cut-leaf silver birch
2
Betula pubescens
Downy birch
2
Betula utilis
Himalayan birch
7
Carpinus betulus
Hornbeam
7
Carpinus orientalis
Oriental hornbeam
1
Corylus avellana
Hazel
10
Corylus avellana 'Contorta'
Corkscrew hazel
1
Corylus colurna
Turkish hazel
2