45 



U. DioiCA, L. Koadsides, etc. Common. 

 U. UKENs. Barnet, Blanchard. Rare. 



316. Laportea, Gaud. 

 L. Canadensis, Gaud. Moist woods. Not common. 



317. PiLEA, Lind. 

 P. pumila, Gray. Moist thickets. 



318. BcEHMESiA, Jacq. 



B. cylindrica. Willd. Swamps. 



319. Pakietaeia, Tourn. 

 P. Pennsylvanica, Muhl. Limestone cliffs. Not common. 



320. Cannabis, Tourn. Hemp. 

 O. sativa, L. Waste places. 



321. HuMULUs, L. Hop Vine. 

 H. lupulus, L. River banks and moist thickets. 



PLATANACE^. 

 322. Platanus, L. Sycamore. Button-Ball. 

 P. OCCidentalis, L. River banks. Not common. 



JUGLANDACE^. 



323. JUGLANS, L. 



J. cinerea, L. Butternut. Common throughout the State. 

 324. Caeya, Nutt. Walnut. 



0. alba, Nutt. Shellbark Walnut, Hickory. Most common 



near Lake Champlain. 

 C porcina, Nutt. Pignut. Common along the Connecticut 



river. 



C. amara, Nutt. Bitter Walnut. Not common. 



MYRIOACE^. 



325. Myeica, L. 



M. Comptonia, DC. ( Comptonia aspelnifolia, Ait.) Sweet 



Fern. Common. 

 M. Gale, L. Borders of ponds. 



BETULAOE^. 

 326. Betula, Tourn. Bii'ch. 



B. lenta, L. Sweet Birch, Black Birch. Common. 

 B. lutea, Mx. Yellow Birch. Common. 



