03 



PA 9. Plain Grove Bog. Acreage: Not available. 



Location: Lawrence County; Harlansburg Quadrangle; about 4 miles W of Slip- 

 pery Rock near Plain Grove. 



Description: An extensive bottom area with a sedge-grass marsh and some 

 boggy areas with a sphagnum mat. Highly varied flora, including grass of parnas- 

 sus and Trollius. 



Encroachments: Some pasturing. There has been an attempt to drain the area, 

 but this has been unsuccessful. 



Ownership: Private. 



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

 State College, Slippery Rock, Pa. 16057. 



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