46 Annals of the Carnegie Museum. 



* F. Americana (Porter). American wood strawberry. 



A form with "white" fruit from Moon Township seems to be- 

 long here. 



POTENTILLA Linnsus. 



* P. arguta Pursh. Tall cinquefoil. 



Robison Township, near Groveton, July 20, 1898. 

 Moon Township, Barns' Farm, near Stoop's Ferry, August, 

 1899. 



'i' P. Monspeliensis Linnasus. Rough cinquefoil. 

 P. Norvei^ica Linnaeus. 



J P. intermedia Linnpeus. Downy cinciuefoil. 



* P. recta Linnaius. Rough fruited cinquefoil. 



Allegheny, Campus Western University of Pennsylvania, August, 

 1900. 



* P. Canadensis Linnaeus. Five-finger. 



* P. pumila Poiret. Dwarf five-finger. 



AGRIMONIA Linnaeus. 



* A. hirsuta Muhlenberg. Common agrimony. 

 A. Eupatoria Linnaeus. 



* A. parviflora Solander. Small-flowered agrimony. 



SANGUISORBA Linnaeus. 



POTERIUM Linnaeus. 



=!= S. Canadensis Linncxus. Canadian burnet. 



Harrison Township, Little Bull Creek, near Tarentum " Water- 

 works," August 30, 1892, Dr. A. Koenig. August, 1896, J. A. 

 Shafer. 



