320 CUPULIFEIl^E. 



Valleys along the Alleghenio3 ; abundant along Chillisquaque Creek, Northum- 

 berland County. MaV: fruit in Oct. A large tree 50 to 70 feet high. Leaves 10 

 to 20 inches long. Sterile aments very long. Nut nearly twice larger than in C. 

 alba, with a thick shell. 



* * Seed sweetish but small ; nut hard-shelled ; baric not shaggy. 



8. C. TOMENTOSA, Nutt. M)c7cemut. Ballnut Hickory. 



Leaflets 7 to 9, oblong or obovate-lanccolate, slightly serrate, roughish downy 

 -underneath; aments hairy ; fruit globular or ovoid, with a thick and hard shell, 

 ■which splits almost to the base; nut somewhat 6-angled, the shell very thick and 

 hard. 



Rich woods and hills, common. April, May; fruit in Oct. A tall tree 40 to 50 

 feet high, with resinous scented foliage and whitish cracked bark ; the wood is 

 celebrated for axe-handles, fuel, &c. 



4. C. MlCROCARPAj Nutt. Small-fruited Ulehcry. 



Leaflets 5 to 7, oblong-lanceolate, serrate, glandular underneath ;' aments smooth 

 fruit roundis h-ovoid, with a thin husk ; nvt slightly 4-angled, the shell rather thin 



Moist woodlands. May; fruit in Oct; A tree 60 to 70 feet high With an ev-^i 

 bark. Aments long, slender, smooth. Leaves 4 to 8 inches loner. 2 to 3 inches 

 wide, the under surface tufted in the axils of the veinlets. Fruit % of an inch in 

 diameter. 



5. C. glabra, Torr. Flg-nvA. Broom Hickory. 



Leaflets 5 to 7, cvate-lanceolate, serrate, smooth or nearly so ; fruit pear-shaped 

 or roundish obovate, thin, splitting about halfway down into 4 coriaceous valves; 

 nut hard and tough with a sweetish or bitterish kernel. 



Woodlands, common. May:/rw&in Oct. A large tree with a close bark v<»ry 

 iough and valuable wood, and exceedingly tough sprouts. Fruit of various forma 



* * * Seed intensely bitter ; hush thin and soft; nut-shell thin and fragile. 



6. C. AMARA, Nutt; Bkter-nut. JStcamp Hickory. 



Leaflets 7 to 11, obiong-lancoolate. serrate, smooth, acuminate ; fruit globular, 

 •with ridged or prominent seams opening half way down ; nut inversely heart- 

 ehaped. 



Wet woods, common. May ; fruit in Sept. A eraceful tree with close bark, and 

 small pointed buds nearly destitute of scales. Nutshell very thin, with an intense- 

 ly Litter kernel. 



Order 103. CUPULXFERJE— Oak Family. 



Trees or shricbs, with alternate and simple straight-veined Haves, deciduSUS stipules, 

 and monoecious flowers ; the sterile in aments or clusters, the fertile, solitary or clus- 

 tered, furnished with an involucre which forms a cup or covering to the l-cdled Iseed- 

 zi nut. Stamens 1 to 3 times as many as the sepals, iusorted into their base. Ovv- 

 r„v 2 to 7 -eel led, with 1 to 2 pendulous anatropous ovules in each cell; all the 

 ovules and cells disappearing in fruit. Fruit a bony cr leathery nut, more or less 

 jnclosed in the capsule. 



1. QUERCU3, Linn. Oak. 



The classical Latin nam- 1 . 



Sterile flowers clustered in slender and naked droop- 

 ii3Lg aments. without bracts ; perianth G to S-parted. . Sta- 



