JUGLANDACE.E 



179 



Indiana (Sullivan and Spencer Counties), western Kentucky and Tennessee, western Mis- 

 sissippi and Louisiana, extreme western and southwestern Missouri (Jackson County south- 

 ward, common only on the Marias de Cygne River), eastern Kansas to Kickapoo Island 

 in the Missouri River near Fort Leavenworth, Oklahoma to the valley of the Salt Fork 

 of the Arkansas River (near Alva Woods County) and to creek valleys near Cache, Co- 

 manche County (G. W. Stevens), through Arkansas; and in Texas to the valley of the Devil's 

 River and to that of Warder's Creek, Hardiman County; reappearing on the mountains of 

 Mexico; most abundant and of its largest size in southern Arkansas and eastern Texas. 



Largely cultivated in the Southern States, in many selected varieties, for its valuable 

 nuts. 



2. Carya texana Schn. Bitter Pecan. 



Leaves 10'-12' long, with slender petioles, and 7-13 lanceolate acuminate finely serrate 

 leaflets, hoary-tomentose when they unfold, and more or less villose in the autumn, thin 

 and firm, dark yellow-green and nearly glabrous above, pale yellow-green and puberulous 

 below, 3' -5' long, about 1^' wide, the terminal leaflet gradually narrowed to the acute base 

 and short-stalked, the lateral often falcate, unsymmetrical at the base, subsessile or short- 



Fig. 170 



stalked. Flowers: staminate in villose aments 2'-3' long, light yellow-green and villose 

 on the outer surface, with oblong-ovate rounded lobes; pistillate in few fruited spikes, 

 oblong, slightly 4-angled, villose. Fruit oblong or oblong-obovoid, apiculate at apex, 

 slightly 4-winged at base, dark brown, more or less covered with yellow scales, l'-2' long, 

 with a thin husk; nut oblong-ovoid or oblong-obovoid, compressed, acute at the ends, 

 short-pointed at apex, apiculate at base, obscurely 4-angled, bright red-brown, rough and 

 pitted, with a thin brittle shell, thin papery walls, and a low basal ventral partition; seed 

 very bitter, bright red-brown, flattened, its lobes rounded and slightly divided at apex, 

 longitudinally grooved and deeply penetrated on the outer face by the prominent reticu- 

 lated folds of the inner surface of the shell of the nut. 



A tree, sometimes 100 high on the bottoms of the Brazos River, with a tall straight 

 trunk 3 in diameter, and ascending branches, or on the borders of prairies in low wet 

 woods usually 15-25 tall, with a short trunk 8'-10' in diameter, small spreading branches 

 forming a narrow round-topped head, and slender branchlets coated at first with thick 

 hoary tomentum sometimes persistent until the autumn, bright red-brown and marked by 

 occasional large pale lenticels during their first winter and by the large concave obcordate 

 leaf-scars nearly surrounding the lowest axillary bud, becoming darker in their second 

 season and dark or light gray-brown in their third year. Winter-buds covered with light 



