This group contains the standard types of shade trees which can be planted under almost any condition of climate or soil, with some degree of assurance that they will develop an interesting normal habit of growth. This list may be termed "the ten best trees for general use in street and avenue planting," in city, suburban, and urban districts.

Acer saccharum Sugar Maple

Quercus alba White Oak

Quercus coccinea

Scarlet Oak Quercus rubra " Red Oak

Quercus velutina

Black Oak Tilia euchlora

Crimean Linden Tilia tomentosa

Silver Linden

Tilia vulgaris Common Linden

Ulmus americana American Elm

Ulmus glabra Scotch Elm

B. Trees Which Should Be Selected With a Thorough Knowledge of the Conditions Under Which They Are to Be Used. Before trees in this group are used, descriptive information of these types should be consulted in order to know that the soil conditions, exposure, climate, and width of streets are such that these trees will meet the requirements and develop a normal growth.

Acer platanoides Norway Maple

Ailanthus glandulosa Tree of Heaven

Celtis occidentalis Nettle Tree

Fraxinus (in variety) Ash Tree

Ginkgo biloba Maidenhair Tree

Liquidambar styraciflua Sweet Gum

Liriodendron tulipifera Tulip Tree

Platanus orientalis Oriental Plane

Phellodendron amurense

Chinese Cork Tree Quercus palustris * Pin Oak

Ulmus campestris English Elm