00 



o> 



00 



-I 



> 



CO 



UJ 

 CL 



PA 5. Mercer Bog. Acreage: About 50. 



Location: Mercer County; Greenfield Quadrangle; about 2 miles SW of Mercer 

 onRt. 318. 



Description: A small kettlehole with well-developed bog flora. Reported as the 

 southernmost bog on glaciated land in western Pennsylvania. Open water is sur- 

 rounded by zone of Decodon and well-developed, floating mat with cranberry, 

 pitcher plants, sundews, and other bog species. To the north and south of the 

 bog are swampy areas of considerable interest. 



References: Masters Thesis on floristics and plant communities from Slippery 

 Rock State College. 



Encroachments: Heavily visited. Some damage to the vegetation of the bog mat. 



Ownership: Private. 



Data source: Dr. Kimball S. Erdman, Department of Biology, Slippery Rock 

 State College, Slippery Rock, Pa. 16057. 



