207 



by nuts and husks as well as leaves. Leaves are sparingly repre- 

 sented in the present collection. In the existing flora the beech 

 is a common river-bottom type ranging from southern Canada 

 to Florida and Texas. 



QuERCUS MiCHAUXii Nuttall 

 This oak has already been recorded from the late Pleistocene 

 (Chowan formation) of North Carolina. There are several 

 leaves in the present collection. In the existing flora the cow 

 oak is found in bottoms and similar wet situations from Delaware 

 to Texas. 



QUERCUS PALUSTRIA Du Roi 



A single specimen occurs in the present collection. The 

 species has been already recorded from the Pleistocene of the 

 Port Kennedy Bone Cave in Pennsylvania where a cupule was 

 found, and from the Chowan formation of North Carolina, 

 where both leaves and characteristic cupules were collected. In 

 the existing flora it has a wide range especially in the coastal 

 plain. 



Order URTICALES 



Family ULMACEAE 



Genus Ulmus Linnaeus 



Ulmus Americana Linnaeus 



This is a species of low rich woods and stream banks, ranging 

 from Newfoundland and Ontario to Florida. It is common in 

 the Interglacial deposits of the Don Valley in Ontario but has 

 not been previously recorded from the coastal plain. There 

 are two specimens in the present collection. 



Order PLATAN ALES 



Genus Platanus Linnaeus 



Platanus occidentalis Linnaeus 



This modern inhabitant of low woods and banks from Canada 

 to Florida and Texas is frequent in the bottom lands of the coastal 

 and midland zones in Maryland. As a fossil it is of frequent 



