236 FOREST CULTURE AND 
America. Is the largest of the genus, attaining a 
height of seventy feet; it produces astrong and com- 
pacttimber. The White Mulberry-tree (Morus alba, 
L.), with others, offering food to the silkworms, should 
be planted copiously everywhere for hedges or copses. 
Maclura aurantiaca, Nuttall.—The Osage Orange of 
North America. Greatest height sixty feet ; wood — 
bright yellow, very elastic, fine-grained.- For decid- 
’ uous thorn-hedges the plant is important ; its value 
for silkworms needs further to be tested. 
Ostrya carpinifolia, Scopoli. — South Europe and 
Orient. The Hop Hornbean. <A _ deciduous tree, 
sixty feet high. 
Ostrya Virginica, Willdenow.—Leverwood-tree of 
North America, forty feet high, in rich woodlands. 
Wood singularly hard, close-grained and heavy, in 
use for levers and other implements. 
Pistacia vera, L.—Indigenous in the Orient, as far 
as Persia. A deciduous tree, thirty feet high, yield- 
ing the Pistachio nuts of commerce, remarkable for 
their green, almond-like kernels. The likewise de- 
ciduous Mediterranean Pistacia Terebinthus, L., 
yielding the Chio Turpentine, the P. Atlantica, Desf., 
and the evergreen South European Pistacia Lentiscus, 
L., furnishing the mastix, grow rarely to the size of 
large trees. 
Planera Japonica, Miquel.—Considered one of the 
best timber-trees of Japan. 
Platanus occidentalis, L.—The true Plane-tree of 
the east part of North America. More eligible as an 
avenue tree than as a timber-tree; diameter of stem 
at times fourteen feet ; wood dull red, 
Platanus orientalis, L.—The Plane - tree of South 
