PLANTS FOR HEAVY FORMAL EFFECTS : Page 363
b. Not pleached {Open Allees):
1. Deciduous:
Acer saccharinum pyramidale Quercus robur fastigiata
Pyramidal Silver Maple English Oak
Acer saccharum monumentale Sorbus quercifolia
Columnar Sugar Maple Oak-leaved Mountain Ash
Betula alba fashgiata Taxodium distichum
Pyramidal White Birch Bald Cypress
Craiaegus oxycantha Tax-as baccata fastigiata
May Thorn Irish Yew