KL'I 



41 







Alnus. 

 Alnus incana Speckled alder. 



OSTRYA. 



Ostrya Virginica American hop hornbeam. 



Carpinus. 

 Carpinus Caroliniana Blue or water beech. 



QUERCUS. 



Quercus alba White oak. 



Quercus bicolor Swamp white oak. 



Quercus Prinus Chestnut oak. 



Quercus Muhlenbergii Yellow chestnut oak. 



Quercus coccinea Scarlet oak. 



Quercus rubra Red oak. 



Quercus palustiis Swamp pin oak. 



Castanea. 

 Castanea sativa var Americana American chestnut. 



Fagus. 

 Fagus ferruginea American beech. 



Order 104. SALICACEiE.— Willow Family. 



Salix. 



Salix discolor Glaucons willow. 



Salix petiolaris Petioled willow. 



Salix alba .White willow. 



Salix Babylonica ... Weeping willow. 



Salix longifolia .Long leaved willow. 



Salix nigra Black willow. 



POPULUSw 



Populus grandidentata Large toothed aspen. 



Populus monilifera Cotton wood. 



Populus balsamifera Balsam poplar. 



Populus alba White poplar. 



Populus tremuloides .American aspen. 



Order 106. CERATOPHYLLACEiE.— Homwort Family. 



Cteratophyllum. 

 Ceratophyllum demersum Hornwort. 



