24 ANACARDIACE^. Rhus. 



ANACARDIACE^E. 



69. Rhus cotinoides, Nutt. 

 Chitiam-wood. 



Alabama, — southern slopes of the Cumberland Mountains, north of 

 the Tennessee River ; and doubtfully reported north of the Alabama 

 line, in Tennessee. Indian Territory, rocky banks of the Grand River 

 (Nuttall). 



In Alabama, a small wide-branching tree, 9 to 10 metres in height, 

 with a trunk sometimes 0.30 metre in diameter, on limestone benches 

 between 700 and 900 feet elevation, in dense forests of oak, ash, maple, 

 etc. ; local and very rare ; not rediscovered in Arkansas or the Indian 

 Territory ; in Alabama nearly exterminated. 



Wood lio-ht, soft, rather coarse-grained, checking badly in drying, very 

 durable in contact with the soil ; layers of annual growth marked by sev- 

 eral rows of large open ducts ; medullary rays numerous, very obscure ; 

 color bright, clear, rich orange, the thin sap-wood nearly white ; largely 

 used locally for fencing, and yielding a clear orange dye. 



70. Rhus typhina, L. 

 Staghorn Sumach. 



New Brunswick, west through the valley of the Saint Lawrence River 

 to southern Ontario and Minnesota, south through the northern State.-; and 

 along the Alleghany Mountains to northern Georgia, central Alabama 

 and Mississippi. 



A small tree, rarely 9 metres in height, with a trunk 0.15 to 0.30 

 metre in diameter, or often a shrub ; dry hillsides, or often along streams 

 in sandy, moist soil. 



Wood light, brittle, soft, coarse-grained, compact, satiny, taking a good 

 polish ; layers of annual growth clearly marked by four to six rows of 

 large open ducts ; medullary rays numerous, obscure ; color yellow 

 streaked with green, the sap-wood nearly white; occasionally used for 

 inlaying cabinet work. 



Bark and leaves, astringent, and rich in tannin, are somewhat used 

 locally as a dye and in dressing skins. 



71. Rhus copallina, L. 

 Dwarf Sumach. 



Northern New England, south to Manatee and Caximbas Bay, Florida, 

 west to Missouri, Arkansas, and the valley of the San Antonio River, 

 Texas. 



A small tree, 6 to 9 metres in height, with a trunk 0.15 to 0.20 metre 

 in diameter, or at the north a low shrub 1 to 2 metres in height ; dry hills 



