30 



explored the beautiful lake, the streams, hills, valleys, gorges, ponds 

 and marshes. Careful notes were kept of the exact locality where 

 every interesting thing was found ; and simple maps were made to aid 

 in finding the places again. Finally, after several years, knowledge 

 enough was gained to construct an accurate map for the use of all. 



Simple map showing the position of Cornell University, the cit}' of 

 Ithaca, Cayuga Lake, and the roads and streams and ponds near the 

 University. From W. R. Dudley's map in " The Cayuga Flora." Scale, 

 I centimeter to the kilometer. 



U. Cornell University. 



U. L. University Lake in Fall Creek. 



R. Reservoir supplied from University Lake and supplying the campus. 



E. P. East Pond where the eggs of the toad, tree toad, frogs and sala- 

 manders are found. 



F. P. Forest Home Pond. A very favorable place for eggs, tadpoles, etc. 

 Inlet. The inlet of the lake. The lampreys are abundant near Fleming's 



meadow. 



