88 THE PRINCIPAL SPECIES OF WOOD. 



Tulip Tree, Whitewood, Yellow Poplar. Liriodendron tulipifera Linn. 



Nomenclature. (Sud worth.) 



Tulip Tree, Whitewood, Yel- Hickory Poplar (Va., W. Va., 



low Poplar (local and com- N. C. ). 



mon names). Blue Poplar (Del., W. Va.). 



Poplar (R. I., Del., N. C, Popple (R. I.). 



S. C, Fla., Ohio). Cucumber Tree (N. Y.). 



Tulip Poplar (Del. , Pa. , S. C. , Canoewood (Tenn. ). 



111.). 



Locality. 



New England to Florida, westward intermittently to Michigan 

 and Mississippi. 



Features of Tree. 



Ninety to one hundred and fifty feet in height, six to twelve feet 

 in diameter. Tulip-shaped flowers in spring. Greenish 

 cones dry and remain after leaves have fallen. 



Color, Appearance, or Grain of Wood. 



Heartwood light yellow or greenish brown, thin sapwood, 

 nearly white. Close, straight-grained, compact structure, free 

 from knots. 



Structural Qualities of Wood. 



Light, soft, moderately strong, brittle, easily worked, durable. 

 Hard to split, shrinks little, resembles white pine, stands well. 



x. Representative Uses of Wood. 



Lumber, interior finish, shingles, boat-building, pumps, wooden- 

 ware, shelves, the bottoms of drawers. 



Weight of Seasoned Wood in Pounds per Cubic Foot. 



26. 

 Modulus of Elasticity. 



1,300,000. 

 Modulus of Rupture. 



9300. 

 Remarks. 



Very large trees formerly common. Indians hollowed logs into 

 boats. "Some large enough to carry twenty or thirty 

 persons" (Hough), whence name canoewood. Tulipifera, 

 signifying turbans and to bear, refers to flowers. One of the 

 largest as well as most useful of American deciduous trees. 



