PLANTS OF NORTH ELBA 1 23 



Alnus Alnobetula {Ehrh.) Koch 



A. viridis DC. 

 Green alder. Mountain alder 

 Summit of Mt Mclntyre and Mt Wright. May and June. 



Betula lutea Mx. 



Yellow birch. Gray birch 

 Very common. One of the principal forest trees of the region. May. 



Betula papyrifera Marsh. 

 White birch. Paper birch. Canoe birch 

 Scattered through the forests but not plentiful. It sometimes attains a 



large size. May. 



B. papyrifera minor Ttrckm. 



Open summit of Mt Mclntyre and in Indian pass. A low straggling 

 shrub or small tree with a brown or reddish brown bark with no traces of 

 the usual white color of the species. Along the trail on the west side 

 of Mt Wright several trees of this species were seen the bark of whose 

 tnmks was blackish brown although they had a basal diameter of 3 or 4 

 inches. The color of the bark was similar to that of the cherry birch, 

 B. lent a L. 



Corylus rostrata Ait. 



Beaked hazelnut 

 Waysides and clearings. Common. May. It is sometimes errone- 

 ously called witch hazel. The witch hazel was not seen in North Elba, 

 but it occurs in the adjoining town of Keene. 



Fagus Americana Sweet 



F, ferriiginea Ait. 

 Beech. American beech 

 Very common. May and June. In many places this tree is more 

 plentiful than either the yellow birch or the sugar maple. These three 

 trees constitute the greater part of the deciduous trees of the forests. 



Ostrya Virginiana {Mill.) Willd. 



O. Virginica Willd. 



Hop hornbeam. Ironwood 



Scarce. Placid club grounds and Ausable valley. May and June. 

 The blue beech, Carpinus Carolifiiana Walt., occurs in some parts of the 

 Adirondacks and even in the adjoining town of Keene, but it was not 

 seen in North Elba. 



