INLAND MIXED FOREST. 



399 



opaca), persimmon (Diospyros viryiniamt), and black gum (Nyssa 

 sylvatica) arc abundant, but do nut usually occur as trees of even 

 medium size. Other species of more or less importance in places are 

 the black walnut (Juglans nigra), the pignut (Hicorm glabra), the 

 red cedar (Juniperus r ir g iniana), the red mulberry (Moms rubra), 

 the hackberry (Celtis occiflentalis), and the American elm (Ulmus 

 americana). Chinquapin (Castaneapumila), sweet bay (Persea puhes- 



FlG 



-Sweet gum (Liquidumbar styracifiua) at Wallacetou, Va. 



cens), sassafras (Sassafras sassafras), and black cherry (Prunns sero- 

 tina) are commonly shrubs, and (tidy here and there attain the size 

 of small trees. The scurfy hickory (Hicoria viUosa) and the redbud 

 (Cercis canadensis) were observed only west of the Dismal Swamp, 

 and there the yellow pine (Pnnis cchinafa) and 1 he post oak (Quer- 

 cus minor) seem to be more abundant than they are easl of the great 

 morass. 



All of these species, but especially the sweet gum and the oaivs, also 



