160 SANDUSKY FLORA. 



S. AUREUS, L. Golden Ragwort. 

 Frequent. 



S. AUREUS OBOYATUS, Torr & Gray. Squa-w-weed. 

 Common. Kelley's the only island. 



S. AUREUS BALSAMiT^, Torr & Gray. 



Castalia, Perkins, Marblehead, Catawba; fre- 

 quent. Put-in-Bay. 



SILPHIUM, L. Rosin-weed. 



S. PERFOLiATUM, L. Cup-Plant. 



Huron and Vermillion rivers ; infrequent. Cas- 

 talia ; local. 



S. TEREBiNTHENACEUM, Jacq. Prairie Dock. 

 Common on the prairies. 



S. TRIFOLIATUM, L. 



Frequent. 



SOUDAQO, L. Golden-rod. 

 S. BICOLOR, L. 



Frequent. 

 S. BICOLOR CONCOLOR, Torr & Gray. 



Rocky shores of the Put-in-Bay Islands; 



infrequent. 

 S. CAESIA, L. 



Common in rich woods. Islands. 



S. CANADENSIS, L. 



Abundant. 

 S. junCea, Ait. 

 Frequent. 



S. LANCEOLATA, L. 



Common. 



S. LATIFOLIA, L. 



Florence; frequent. Vermillion, Berlin Heights, 

 Milan, Perkins, Catawba, Kelley's Island, Green 

 Island, Rattlesnake ; scarce. 



