PLANTS FOR HEAVY FORMAL EFFECTS 



147 



Quercus laurifolia (South of Washington) 



Laurel Oak 

 Rhamnus cathartica 



Common Buckthorn 



Salix peniandra 



Laurel-leaved Willow 

 Ulmus campesiris 



English Elm 



b. Not pleached {Open Allees). 

 I. Deciduous: 



Acer saccharinum pyramidale 



Pyramidal Silver Maple 

 Acer saccharum monumentale 



Columnar Sugar Maple 

 Betula alba fastigiata 



Pyramidal White Birch 

 Crataegus oxycantha 



May Thorn 

 Larix leptolepsis 



Japanese Larch 

 Populus nigra italica 



Lombardy Poplar 



Quercus rohur fastigiata 



English Oak 

 Sorbus quercifolia 



Oak-leaved Mountain Ash 

 Taxodium distichum 



Bald Cypress 

 Taxus baccata fastigiata 



Irish Yew 

 Ulmus foliacea ivheatleyi 



Wheatley's Cornish Elm 

 Ulmus glabra fastigiata 



Columnar Elm 



2. Evergreen: 



Abies brachyphylla 



Nikko Fir 

 Juniperus excelsa stricta 



Slender Greek Juniper 

 Juniperus virginiana schotti 



Schott's Red Cedar 

 Picea excelsa columnaris 



Columnar Norway Spruce 

 Picea excelsa pyramidalis 



Pyramidal Norway Spruce 



Picea omorika 



Servian Spruce 

 Thuja occidentalis lutea 



Oriental Arborvitae 

 Thuja occidentalis wareana 



Siberian Arborvitae 

 Thuja orientalis (northern grown) 



Oriental Arborvitae 

 Thuja plicata 



Western Arborvitae 



