96 SANDUSKY FLORA. 



F. yirginiana, Duchesne. 



Common. Kelley's, Pnt-in-Bay and Mouse the 

 only Islands. Many specimens answer to de- 

 scription of the " variety " illinoense. 



GEUM, L. Avens. 



G. album, Gmelin. 



Common. 

 G. strictum, Soland. 



Southern Perkins ; rare. 

 G; vernum, Torr. & Gray. 



Johnson's Island, Marblehead, Berlin, Perkins, 



etc.; rather frequent. 

 G. virginianum, L. 



Frequent. Kelley's Island ? Put-in-Bay. 



NEILLIA, D. Don. Ninebark. 



N. opulifolia, Benth. & Hook. 



Common on rocky shores of Peninsula and 

 Islands. "Vermillion River; rare. 



POTENTILLA, L. Cinquefoil. 



P. anserina, L. Silver-weed. 



Common on sandy shores of Lake and Bay, back 



a few yards from the water. Middle Bass, North 



Bass, Rattlesnake Island. 

 P. arguta, Pursh. 



Marblehead, Port Clinton, Put-in-Bay, Marga- 



retta Ridge, Krieger's, Perkins; infrequent. 

 P. canadensis, L. Five-finger. 



Common. Not on the Islands. 

 P. fruticosa, L. Shrubby Cinquefoil. 



Castalia prairie; common. In blossom as late as 

 • October 10th. 



P. NORVEGICA, L. 



Frequent. In places abundant. Put-in-Bay. 

 P. supina, L. 



Huron and several places about Sandusky Bay. 



