194 



SELECT PLANTS READILY ELIGIBLE 



Quercus Ilex, Linne. 



The Holly-Oak of South Europe ; extending also to Algeria 

 and to the Himalavas, which it ascends up to about 10,000 

 feet. Height of tree fiftj feet. Wood in use for ship- 

 building, bark for tanning. From varieties of this tree are 

 obtained the sweet and nourishing Ballota and Chestnut 

 acorns. 



Quercus incana, Roxburgh. 



Himalayas, at elevations between 3000 and 8000 feet. A 

 beautiful evergreen tree of great dimensions. Mr. Simmonds 

 reminds us that a silkworm (Antheraea Koylei) producing 

 large cocoons, lives on this Oak. In its native localities Q. 

 lanuginosa (D. Don) is associated with it. Q. lamellosa 

 (Smith), of the same region, attains a height of 120 feet, 

 with a straight trunk of 60 feet and 15 feet in girth 

 (Brandis). 



Quercus infectoria, Oliver. 



Around the Mediterranean Sea. Only a small tree, with 

 deciduous foliage. Chiefly from this tree the galls of com- 

 merce are obtained. A variety, Q. Lusitanica (Webb), or Q. 

 Mirbeckii (Durieu), attains a height of 120 feet, with a stem- 

 girth of twenty feet. Some states of this are almost ever- 

 green. 



Quercus lanclfolia, Roxburgh. 



A tall timber-tree of the Himalayas. Wood valued for its 

 durability. 



Quercus lobata, Nee. 



California. The acorns of this Oak used to form a large 

 proportion of the winter-food of the aboriginal inhabitants of 

 North California. 



Quercus lyrata, Walter. 



The Overcup-Oak of the South-Eastern States of North 

 America, extending from South Illinois to Florida and 

 Louisiana. A tree of majestic size, eighty feet high, with a 

 stem four feet in diameter. Lately recommended as one of 

 the most valuable for timber-cultivation, especially for wet 

 ground. 



Quercus macrocarpa, Michaux.* 



The Bur-Oak of North America. Tree seventy feet high. 

 The timber nearly as good as that of the White Oak. 



Quercus palustris, Du Roi. 



The Pin-Oak or Marsh-Oak of North America. Height 

 eighty feet; of quick growth. The wood, though not fine- 

 grained, is strong and tough. 



