BETULA—Continued 
B. papyrifera (Canoe Birch). An erect and stately tree, 
with stiff branches and bark of a chalky, silvery white. 
Under favorable conditions, a large tree with big 
leaves. Fine for open shade or specimens. 
CATALPA Bungei (Manchurian Catalpa, Umbrella 
Tree). Suitable for formal and sentinel setting. 
Grafted upon a stem five to six feet high, the head 
forms a dense globe of heart-shaped leaves. Reliably 
hardy and thrives in almost any soil. 
C. speciosa (Western Catalpa). A variety said to have 
originated in the West. It is very hardy and a rapid 
grower and is being extensively planted. Has broad, 
deep green leaves and beautiful, large blossoms, 
making it a highly ornamental tree for lawn or street 
use. Sometimes attains 40 feet. 
FRAXINUS americana (White Ash). Tall growing tree 
of rapid growth. Stiff, upright habit makes it useful 
for street planting. Foliage turns golden yellow in 
autumn. 
F. penn. lanceolata (Green Ash). Attractive street tree 
growing 60 feet tall. Rich foliage. Broad head. 
Seldom attacked by insects. 
FAGUS americana (American Beech). Tall, with grey 
bark and handsome foliage. Edible nuts similar to 
Chestnuts. 
F. sylvatica purpurea (Purple Beech). Very decorative 
tree with dark purple foliage. 
JUGLANS nigra (Black Walnut). A very large, native, 
hardy tree. Rather slow growing, producing valuable 
timber. Large leaved, picturesque foliage which turns 
yellow in autumn. Valuable as a nut bearer. 
J. regia (Perisan or English Walnut). Hardy trees bear- 
ing a profusion of nuts that are considered the most 
choice of this family. 
J. cathayensis (Chinese Walnut). Nuts are large, edible, 
similar to butternut. 
LIRIODENDRON tulipifera (Tulip Tree). A large tree 
with a broad, rather pyramidal form. Has a clean, 
perfectly straight trunk with dark, smooth bark, regu- 
largely serrated. Leaves large and of unusual shape, 
being chopped of at the tip. Immense, tulip-shaped 
blossoms, greenish-yellow, marked with orange, ap- 
pear in May or June. A hardy native. Suitable for 
street or lawn. 

Cutleaf Weecmeibien 

Quercus palustris (Pin Oak) 
MORUS alba pendula (Weeping Mulberry). Un- 
doubtedly the most graceful weeping tree. Its beau- 
tiful foliage and long, pendulous branches make it 
very fine for specimen setting. Height 6 to 10 feet. 
M. alba tatarica (Russian Mulberry). A small spreading 
tree with showy flowers. Birds like the fruit. 
PLATANUS americanus (Sycamore). A noble, upright- 
growing tree with spacious crown and large deep 
green foliage. Fine for city plantings as it withstands 
smoke and gas. 
P. orientalis (Oriental Planetree). The European 
equivalent of our native buttonball or sycamore. 
Will withstand hard city conditions. Used chiefly as 
street trees. 
POPULUS alba pyramidalis (Bolleana Poplar). Glitter- 
ing green leaves silvered underneath. Rapid growing, 
slender tree with grey bark. 
P. canadensis (Carolina Poplar). A horticultural cotton- 
wood, pyramidal in form and vigorous in growth. 
Leaves large, glossy, pale to deep green. Valuable 
for street planting on account of its exceedingly 
rapid growth. 40 to 50 feet. 
P. nigra italica (Lombardy Poplar). Another well-known 
old horticultural variety of very characteristic narrow, 
upright growth, with light green, small leaves. Grows 
rapidly, often reaching over 50 feet. Not entirely 
hardy. 
P. simoni (Chinese Poplar). A small tree 25 to 30 feet 
high. Leaves silvery underneath. 
QUERCUS—Oak 
Q. palustris (Pin Oak, Water Oak). Tall, with spread- 
ing branches on graceful lines. One of the best rapid 
growing oaks. Quite pyramidal in shape. Glossy, 
dark green, deeply-cut leaves, becoming orange to 
scarlet in the fall. Entirely hardy, preferring damp 
places. A popular street tree, long lived and subject 
to no diseases or insect pests. 
Q. rubra (Common Red Oak). A magnificent, native 
tree, rapid growing, forming a tall, round head. 
Foliage long, graceful and shiny, turning to a bronzy 
hue in autumn. An excellent specimen and all-round 
tree. Acorns very large. 
SALIX babylonica (Willow) (Babylon Weeping Wil- 
low). The best of the weeping willows, always 
popular. Delicate foliage, borne on exceedingly 
eel slender branches. Rapid growing and quite 
ardy. 
