600 PLANT LIFE OF ALABAMA. 



ANACARDIACEAE. Cashew Family. 

 COTINUS Adans. Fain. PI. 2 : 345. 1763. 



Two species, southern Europe, Asia. South Atlantic North America. Trees and 

 shrubs. 



Cotimis cotinoides (Nutt.) Britton, Mem. Torr. Club, 5 : 216. 1894. 



AMERICAN SMOKE TREE. CHITTAM WOOD. 



Ehua cotinoides Nutt. ; Torr. & Gray, Fl. N. A. 1 : 216. 1838. 



Cotinus americanus Nutt. Sylv. N. A. 3 : 1, /. SI. 1849. 1857. 



Gray, Man. ed. 6, 119. Chap. FL 70. 



Carolinian area. Indian Territory. Western Texas, valley of Medina River ; Ten- 

 nessee, Cheat Mountains; southwestern Missouri. 



ALABAMA: Mountain region. Rocky woods. On the ridges where the carbonifer- 

 ous sandstone immediately overlies the limestone strata at an elevation of 900 to 

 1,200 feet. Madison County, high knob at the Bailey place near Newmarket, there 

 first discovered by S. B. Buckley in 1840 and rediscovered by Mohr in 1882. Monte- 

 sano range, copious coppice growth. Jackson County, summit of limestone ridge, 

 rising above the Gurley place, extensive grove of original growth. Flowers middle 

 of April ; fruit ripe at end of May. Drupes smooth, dark brown ; tree 25, rarely 35, 

 feet high, 8 to 10 inches in diameter. PLATE VI. 



Economic uses: The fine-grained deep yellow wood was formerly employed for 

 fence posts ; used by the negroes for kindling. The bark, like the wood, is used for 

 dyeing. Ornamental. 



Type locality ^Torr. & Gray) : ft On the high rocky banks of Grand River, 

 Arkansas, Nuttall! " 



Herb. Geol. Surv. Herb. Mohr. 



RHUS L. Sp. PI. 1 : 265. 1753. 



One hundred and twenty species, of temperate and warmer regions, South America 

 Asia. North America 14. Trees and shrubs. 



Rhus copallina L. Sp. PL 1 : 266. 1753. SUMACH. DWAUF SUMACH. 



Ell. Sk. 1 : 362. Gray, Man.ed. 6, 119. Chap. Fl. 69. Coulter, Contr. Nat. Herb. 

 2 : 67. Sargent, Silv. N. A. 3 : 19, t. 104. 



Alleghenian to Louisianian area. Ontario, New England west to Minnesota and 

 Nebraska, south to the Gulf, and from Florida to Texas. 



ALABAMA: Throughout the State. Hilly rocky woods and dry sandy pine barrens. 

 Flowers green ; fruit ripe in August, dark red, acidulous. Large shrub, more rarely 

 arborescent. Most abundant and of largest size in the rocky hills of the Lower hill 

 country and Upper division of the Coast Pine belt. 



Economic nses : The leaves are used for tanning. 



Type locality : " Hab. in America septentrionali." 



Herb. Geol. Surv. Herb. Mohr. 



Rhus glabra L. Sp. PL 1 : 265. 1753. SMOOTH SUMACH. 



Ell. Sk. 1 : 361. Gray, Man. ed. 6, 119. Chap. Fl. 69. 



Alleghenian to Louisianian area. Ontario to Saskatchewan. New England west 

 to Nebraska, Colorado, Arkansas, and Arizona ; from New York to Florida and west- 

 ern Louisiana. 



ALABAMA : Throughout, on barren, gravelly, or rocky soil. Flowers greenish white ; 

 June. Fruit ripe in September and October, crimson, acid. Shrub 8 to 15 feet high. 



Economic uses: The leaves are used for tanning and dyeing. The fruit is the 

 sumach, "Rhus glabra," of the United States Pharmacopoeia. 



Type locality : " Hab. in America septentrionali." 



Herb. Geol. Surv. Herb. Mohr. 



Rhus vernix L. Sp. PI. 1 : 265. 1753. POISON SUMACH. POISON ELDER. 



RJius venenata DC. Prodr. 2 :68. 1825. 



Ell. Sk. 1:362. Gray, Man. ed. 6, 119. Chap. Fl. 69. Sargent, Silv. N. A. 3 : 23, 

 t. 107, 108. 



Alleghenian, Carolinian, and Louisianian areas. Western Ontario; New England 

 west to Minnesota, south to the Gulf, and from Florida to western Louisiana. 



ALABAMA : Throughout, excepting the higher mountain ranges. Swamps. Cull- 

 man County, Meriotts Creek, 600 feet. Flowers white, May; fruit ripe in Septem- 



