332 



PLANTS AND MAN 



stand out conspicuously. The Middle Atlantic region — 

 including New York, Pennsylvania, New Jersey, Maryland, and 

 Delaware — is predominantly a hardwood forest region, except for 

 the highlands of northern New York which are covered by spruce 

 and fir. The common hardwoods of this region are those men- 

 tioned above, with oaks and yellow poplar in addition in the 

 southern part. The Lake States — Michigan, Wisconsin and 

 Minnesota — are a stronghold for white, red, and jack pines in the 

 north, with a broad band of birch, beech and maple extending 

 from west to east, south of the pine belt, and an oak-hickory belt 

 occupying the southern part of the region. The Central States 



Fig. 228. — Forest Areas of the United States: A, northern coniferous; B, central 

 hardwoods; C, southern pines; D, Rocky Mountain forest; E, Pacific forest. 



REGION, often called the Central Hardwoods region, includes the 

 eight central states from West Virginia to Missouri and Iowa, 

 inclusive, and from Tennessee to Lake Michigan. The south- 

 eastern part of this region is predominantly one of oaks and yellow 

 poplar, while the northwestern part is mostly oak and hickory, 

 with a mixture of many other hardwoods such as maple, beech, 

 elm, ash, and walnut. The Southeastern region, sometimes 

 called the "Southern Pines" region, includes the eleven South 

 Atlantic and Gulf states from Virginia to Texas, plus Oklahoma 

 and Arkansas. The forest growth of this region is of a very diversi- 

 fied character. In traveling through this region from north to 

 south, one encounters three rather distinct types of forest: first, a 



1 



