740 



ARBORETUM ET FRUTICETUM BRITANNICUM. 



Engravings. Willd. Arb., t. 7. ; Michx. Arb., 1. t. 8. ; North Amer. Sylva, t. 37. ; and oxxvfig. 1425. 



Sjjec. Char., ^c. Leaflets, in a leaf, 7 9 ; obovate-acuminate, argutely ser- 

 rate ; downy beneath. Fruit roundish, having 4 longitudinal ridges that 

 extend from the tip to the middle, and 4 intervening depressions, or furrows. 

 Husk dividing from one extremity to the other, in the line of the furrows, 

 into 4 equal valves. Nut subglobose, slightly compressed, having a long mucro 

 at the tip, and a shorter stouter one at the base ; yellowish. Bark exfo- 

 liating in long narrow strips. (Jllichjr.) A large deciduous tree. Alleghany 

 Mountains, in fertile valleys. Height 60 ft. to 80 ft. Introduced in 1804. 

 Flowers greenish ; May. Fruit with a greenish husk, enclosing a yellowish 

 nut ; ripe in November. 



The leaves vary in length from 18 in. to 20 in., and are composed of from 7 

 to 9 leaflets ; whereas in C. alba, the shell-bark hickory, the leaflets are in- 

 variably 5. The barren catkins are long, glabrous, filiform, and pendulous ;, 

 3 being united on a common petiole, attached to the bases of the young shoots. 

 The fertile flowers appear, not very conspicuously, at the extremity of the 



fc( 



1425. C. sulcilta,, 



shoots of the same spring. They are succeeded by a large oval fruit, more 

 than 2 in. long, and 4 or 5 inches in circumference. It has four depressed 

 seams, which, at complete maturity, open throughout their whole length for 

 the escape of the nut. The shell is thick, and of a yellowish hue ; while that 

 of the C. alba is white. 



i 7. C. PORCi\\A Nuti. The Vig-nid Carya, or Hickory. 



Identification. Nutt. Gen. N. Amer. PI., 2. p. 222. 

 Sj/noni/mes. JOglans porcina obcordata il/"/u'. ^ri. 1. 



p. 26("i. ; J. poroina var. with fruit round, and somewhat 



rough, ilichx. North Amer. Si/lva 1. p. 196. ; J. obcor- 



data Miihlenh. In Nov. .'let. Soc Nat. Scrut. Berol. 3. 



p. 392. ; Pig-nut. Hog-nut, Broom Hickory. 

 Engravings. Michx. Arb., 1. t. 9. f. 3, 4. ; North Amer. 



Sylva, 1. t. 38. f. 3, 4. ; Dend. Brit., t. 167. ; and our 



figs. 1426, 1427. and 142S. 



Spec. Char., (!)-c. Leaflets 5 7 in a leaf, 

 ovate-acuminate, serrate, glabrous, dotted 

 beneath with dots of resinous matter ; ter- 

 minal leaflet sessile. Nut obcordate. Fruit 

 round, somewhat rough. (Michx.) See 

 our fig. 1426. a, and fig. 1428. n. A lofty 

 tree. North America, in the middle, 

 western, and southern states, on the bor- h^g. c. jiorctna. 



