422 



BOTANICAL SURVEY OF D1HMAL WWAM1' KJSOION. 



The Polypodium is abundant upon the larger branches of Taxo- 

 dium, sometimes 30 meters (UK) feet-) al)ove the ground. 



In more open and drier places in the deciduous forest, shrubby 

 growth, composed largely of Ericaceae, playsan important pari. This 

 association is more characteristic, however, of the open parts of the 

 evergreen or juniper forest, and will bo described under that heading. 

 One low shrub, however, L< woilwe axillaris, with curving branches, 

 thick evergreen loaves, and dense clusters of heavy-scented white 



Pia. ?J.— Mistlotoo (Phoradeudronflavescens) on a rod maple. 



flowers, is most, al home in the deep shade of the black gum swamp. 

 Next to this characteristic plant stands Clcfhra altti folia inadapta- 

 bility to the feeble diffuse light of this type of forest, although 

 Clethra does not find conditions here so congenial as in the more 

 open woods and clearings. The big cane or " reed " (Arundinaria 

 macrospenita) (PI. LXXI), is plentiful in Hie lilack Gum forest, 

 especially along ditches, and here it attains its largest size in the 

 Dismal Swamp region — a height of f> or <*» meters (15 to 20 feet). In 



