CARYA PORCINA, NUTT. 53 



ledgy, exposed situations, and is seldom disfigured by insect 

 enemies. Young trees have large, deep roots, and are difficult 

 to transplant successfully unless they have been frequently 

 transplanted in nurseries, from which, however, they are sel- 

 dom obtainable. Propagated from seed. 



Plate XXV. Carya tomentosa. 



1. Winter buds. 



2. Flowering branch. 



3. Sterile flower, front view. 



4. Sterile flower, side view. 



5. Sterile flower, top view. 



6. Fertile flower, side viw. 



7. Fruiting branch. 



Carya porcina, Nutt. 



Hicoria glabra, Britton. 

 Pignut. White Hickory. 

 Habitat and Range. Woods, dry hills, and uplands. 

 Niagara peninsula and along Lake Erie. 



Maine, frequent in the southern corner of York county ; 

 New Hampshire, common toward the coast and along the 

 lower Merrimac valley ; abundant on hills near the Connecticut 

 river, but only occasional above Bellows Falls; Vermont, 

 Marsh Hill, Ferrisburgh (Brainerd) ; W. Castleton and Pownal 

 (Eggleston) ; Massachusetts, common eastward ; along the 

 Connecticut river valley and some of the tributary valleys 

 more common than the shagbark ; Khode Island and Connect- 

 icut, common. 



South to the Gulf of Mexico; west to Minnesota. Nebraska, 

 Kansas, Indian territory, and Texas. 



Habit. A stately tree, 50-65 feet high, reaching in the 

 Ohio basin a height of 120 feet; trunk 2-5 feet in diameter, 

 gradually tapering, surmounted by a large, oblong, open, 

 rounded, or pyramidal head, often of great beauty. 



