KEY TO GENERA AND SPECIES 65 



Ontario southward and westward. (Figs, 

 in, 113.) Pignut, Brown Hickory, Carya 

 glabra (Mill.) Spach. 



109. Fruit globular, less than an inch in length. 

 Kernel sweetish. Bark rough and some- 

 what shaggy. Central New England south- 



Fig. 114. Small-fruited Hickory. 



ward and westward. (Figs. 112, 114.) 

 Small-fruited Hickory, Small Pignut, Little 

 Shag-bark Hickory, Carya microcarpa Nutt. 



1 10. Leaflets glandular-hairy, at least beneath, 

 with a resinous fragrance when crushed. 

 Fruit husk more than of an inch thick. 

 Bark hard and close, not separating into 



