Photo by W. L. Bray. 
Fie. 25. <A falling tree exposes the substratum of boulders upon which 
vegetation has laid a deep blanket, part of which is now a living moss mat. 
This area appears to be an ancient torrent bed. Near Wanakena. 
7 Fa Sa 
Photo by W. L. Bray. 
Fie. 26. View of a sand flat near Sylvan Beach on Oneida Lake. Fore- 
ground shows Polytrichum mat. Next, compact heath shrub (leather leaf) 
and beyond, dominantly popple-birch (white birch) with some aspen. 
