PLANTS FOR HEAVY FORMAL EFFECTS : Page 362
a. Pleached
Acer campestre Corylus maxima
European Cork Maple Filbert
Carpinus caroliniana Crataegus oxycantha
American Hornbeam May Thorn
Carpinus betulus Fagus sylvatica
European Hornbeam European Beech
Quercus laurifolia (South of Washington) Salix pentandra
Laurel Oak Laurel-leaved Willow
Rhamnus cathartica Ulmus campestris
Common Buckthorn English Elm