Important Forest Trees of the United States 



781 



49. Pignut hickory. 50. West Indies 

 mahogany. 



51. Honey locust. 52. Black locust. 





Medium-sized to large tree of eastern half of United States and adjacent Canada. 

 Bark light brown, shallowly furrowed, with narrow, forking ridges or thin scales. Com- 

 pound leaves 6 to 10 inches long. Leaflets 5 to 9, without stalks, lance-shaped, 2 to 6 

 inches long, long-pointed, finely toothed, more or less hairy beneath. Winter buds bright 

 yellow. Nuts 94 to 1 /4 inches long including the 4-winged, yellowish, thin husk, nearly 

 spherical, slightly flattened, short-pointed, thin-shelled, bitter. 



Principal uses: Wood used same as No. 41. 



aa. Leaflets oblong to broadly lance-shaped ; winter buds with more than 

 6 overlapping scales; nuts thick-shelled (except Nos. 47 and 48), 

 husks without wings TRUE HICKORIES. 



45. MOGKERNUT HICKORY, Carya tomentosa Nutt. (hickory [lumber], mockernut, 

 whiteheart hickory, bullnut, hognut, white hickory ; C. alba auth., Hicoria alba auth. ) . 



Medium-sized to large tree of eastern half of United States except northern border; 

 also in southern Ontario. Bark gray, irregularly furrowed into flat ridges. Compound 

 leaves 8 to 20 inches long. Leaflets 7 or 9, without stalks, oblong or broadly lance-shaped, 

 2 to 8 inches long, long-pointed, finely toothed, dark yellow green and shiny above, pale 

 and densely hairy beneath. Nuts IJ/a to 2 inches long including the thick husk, nearly 

 spherical, slightly flattened and angled, thick-shelled, sweet and edible. 



Principal uses: Hickory, including several species, is the world's foremost wood for 

 tool handles. Also for vehicle parts, fuel, and smoking meat. Hickory nuts. 



46. SHELLBARK HICKORY, Carya laciniosa (Michx. f.) Loud, (hickory [lumber], bigleaf 

 shagbark hickory, big shellbark, western shellbark, thick shellbark, bottom shellbark, 

 kingnut; Hicoria laciniosa (Michx. f.) Sarg.). 



Large tree of Ohio and Mississippi Valley regions. Bark gray, shaggy with long, thin, 

 straight plates. Compound leaves 15 to 22 inches long. Leaflets usually 7, without stalks 

 or short-stalked, broadly lance-shaped, 2 to 8 inches long, long-pointed, finely toothed, 

 dark green and shiny above, pale and soft-hairy beneath. Nuts 1$4 to 2 l /z inches long 

 including the thick husk, nearly spherical, slightly flattened and angled, pointed at 

 ends, thick-shelled, sweet and edible. 



Principal uses : Same as No. 45. Hickory nuts of commerce. 



47. SHAGBARK HICKORY, Carya ovata (Mill.) K. Koch (hickory [lumber], shagbark, 

 shellbark hickory, scalybark hickory, upland hickory; Hicoria ovata (Mill.) Britton). 



Large tree of eastern half of United States and adjacent Canada. Bark gray, shaggy 

 with long, thin, curved plates. Compound leaves 8 to 14 inches long. Leaflets usually 5, 

 without stalks, elliptical or broadly lance-shaped, 3 to 7 inches long, long-pointed, finely 



