130 SANDUSKY FLORA. 



ASCLEPIAS, L. Milkweed. 



A. INCARNATA, L. Swamp Milkweed. 

 Common. 



A. INCARNATA PULCHRA, PerS. 



Castalia; rare. 

 A. OBTUSIFOLIA, Michx.* 



In sand, Margaretta Ridge, Castalia cemeterv, 



southern Perkins ; rare. 

 A. PHYTOLACcoiDES, Pursh. Pokc Milkweed. 



In nine places, but scarce. Put-in-Bay. 

 A. PURPURASCENS, L. Purple Milkweed. 



Perkins, Margaretta, Groton, Marblehead, 



Catawba; infrequent. 

 A. QUADRiFOLiA, Jacq. 



Huron River and Perkins ; rare. 

 A. suLLiVANTii, Engelm.* 



Oxford and Sandusky ; scarce. 

 A. SYRIACA, L. Common Milkweed or Silkweed. 



Common. 

 A. TUBEROSA, L. Butterfly-weed. Pleurisy-root. 



Frequent. Put-in-Bay. North Bass. 



A. VERTICILLATA, L. 



Southern Margaretta, Groton, Marblehead, 

 Catawba; scarce. 



CONVOLVULACE^e. 



CONVOLVULUS, L. Bindweed. 



C. arrensis, L. Small Bindweed. 

 ' Sandusky and Islands ; local. 



C. SEPIUM, L. ( CALYSTEGIA SEPIUM, R. Br.) 



Hedge Bindweed. 



Common. A rank weed in corn fields in Perkins. 

 On portions of the bay shore of Cedar Point so 

 thick as to make walking difficult. 



