224 FOREST CULTURE AND 
The Hognut-tree. A tree, eighty feet high, in for- 
est land of North America. Wood very tough ; the 
heart-wood reddish or dark-colored ; much used for 
axletrees and axehandles. 
Carya oliviformis, Nuttall.—The Pecan Nut Tree. 
A lofty tree, fond of river-banks in North America. 
Carya suleata, Nuttall. —The furrowed Hickory and 
Shellbark Hickory of some districts ; also, Shagbark 
Hickory. A tree, eighty feet high, in damp woods of 
North America. Heart-wood, pale-colored. Seed of 
sweet, pleasant taste. 
Carya tomentosa, Nuttall.—The Mocker Nut Tree or 
White Heart Hickory. <A big tree of North Amer- 
ica. Likes forest soil, not moist. Heart-wood pale- 
colored, remarkable for strength and durability. 
Seeds very oily. Nut small, but sweet. A variety 
produces nuts as large as an apple. 
Castanea sativa, Miller. (C. vesca, Gertner.)—The 
Sweet Chestnut-tree. South Europe and temperate 
Asia, as far as Japan, and a variety with smaller fruits 
extending to North America. It attains an enormous 
age; at Mount Etna an individual tree occurs with 
a stem two hundred and four feet in circumference. 
‘The wood is light and coarse-grained ; the importance 
of the tree rests on its adaptability for shade planta- 
tions, its nutritious nuts and timber value. 
Castanopsis argentea, A. Condolle.—A lofty tree in 
the mountains of India, produces also edible chestnuts. 
Other species of the genus Castanopsis are valuable. 
Casuarina glauca, Sieber. — The Desert She-oak, 
widely distributed through Australia, but nowhere 
in forest-like masses. This species attains, in favor- 
able places, a height of eighty feet. Its hard durable 
