MOSELEY. 77 



P. INCARNATUM Ell. 



Frequent in wet places near Lake Erie and 

 Sandusky Bay, also at Castalia. 



P. LAPATHIFOLIUM, L. 



Cedar Point, Lockwood's ; infrequent. 

 P. LITTORALE, Link.* 



Sandusky; frequent. Kelley's Island, and 

 probably many other places near Lake Erie. 

 We failed to distinguish it, till recently, from 

 P. aviculare. 



P. MUHLENBERGII, WatSOn. 



Frequent. Islands. 

 P, orientale, L. 



Barely naturalized in two or three places. 



P. PENNSYLVANICUM, L. 



Abundant. Kelley's and Middle Bass the only 

 islands where it has been noticed. 

 P. persicar/a, L. Lady's Thumb. 

 Abundant. 



P. RAMOSISSIMUM, Michx.* 



Hill's woods, southern Perkins ; one plant. 



P. SAGiTTATUM, L. Arrow-leaved Tear-thumb. 

 Frequent. 



P. SCANDENS, L. Climbing False Buckwheat. 



Margaretta, Cedar Point and probably elsewhere. 

 See P. dumetorum. 

 ' P. TENUE, Michx.* 



Marblehead ; frequent. Margaretta, between 

 quarry and Castalia road. Only in thin soil over- 

 lying the lime stone. 



P. VIRGINIANUM, L. 



Common. Not on the Islands. 



RUMEX, L. 



R. acetosella, L. Field or Sheep Sorrel. 



Abundant. Put-in-Bay ; rare. "Kelley's Island." 

 Not on other islands. 



