20 KEY FOR THE DETERMINATION OF THE 



(c) Twigs angled, frequently bearing two flat- 

 tened thorns at the base of each leafstem ; 

 leaflets not toothed, opposite on the leafstem, 

 over 11 in number ; flowers white ; fruit a 



dry pod ; bark furrowed, not thorny, (p. 54.) YELLOW LOCUST. 



(d) Twigs round, stout ; frequently compound 

 thorns scattered over limbs and trunk ; 

 leaves, frequently twice compound, with 

 rather small, toothed leaflets ; fruit a long, 



dark brown, pulpy, many-seeded pod. (p. 56.) HONEY LOCUST. 



(e) Twigs sticky or clammy ; fruit a dry pod ; 

 Macon county, also cultivated ; a shrub or in 



cultivation a small tree. (p. 55.) CLAMMY LOCUST. 



(/) Twigs smooth, bearing prominent brown 



buds ; leaflets sharply toothed, smooth ; 



flowers white, small, in large clusters; fruit 



small, red and berry-like ; bruised bark on 



twigs bitter and scented like cherry bark ; 



highest mountains MOUNTAIN Asn 1 . 



(g) Twigs not thorny or sticky ; usually from 2 to 



4 buds above each leaf-scar; sharply toothed 



leaflets opposite on leafstem, over 3 inches 



long, 5 to 13 in number; fruit a nut, with a 



husk dividing in 4 parts. Hickories. 



Leaves and leaf stems smooth, not hairy; 

 leaflet 6 to 7 ; buds scaly. 



Leaflets 5, smooth ; no resinous particles 



on lower surface ; nut not angled, with 



a thick shell and thin husk, often pear- 

 shaped ; bark not scaly, (p. 88.) PIGNUT. 



Leaflets very large, 5 or 7, smooth, but 



thickly dotted beneath with resinous 



particles; twigs, smooth, shining, pur 



pie-brown ; nut angled, whitish or 



mealy, rather thin-shelled ; the husk 



greenish-brown, roughened with min- 

 ute prominencies, often splitting to the 



base; large trees with shaggy or loose (HICKORY -. 



bark ; common, (p. 88.) RED HEART OR SMALLNUT 



Leaflets 5. smooth ; nut white, small, 



sharply angled, with thin, white shell 



and thick husk, the fruit globular; 



bark very shaggy ; trees of dry or rocky (HICKORY 3 . 



ridges SMALL OR CAROLINA SHAGBARK 



Leaflets 5 to 11, downy or hairy beneath ; 

 buds scaly. 



Leaflets 5 or 7, soft-velvety beneath ; 



nut with thick husk and thin, white (HICKORY. 



shell ; trees with shaggy bark. (p. 86.)....SHAG OR SCALY-BARK 



Leaflets 5 to 9, soft downy beneath; 



twigs and buds very stout ; nut brown, 



oblong, thick-shelled ; husk thick ; 



large trees of low grounds, with shaggy 



bark ; infrequent LARGE SHAGBARK HICKORY*. 



iPyrus americana, (Marshall) De Candolle. 

 Hicoria odorata, (Marshall) Sargent. 



ria Carolin8e - septentrionalis > Ashe - Notes on the Hickories, Chapel Hill, N. C. 

 Hicoria laciniosa, (Michaux flls) Sargent. 



