156 SANDUSKY FLORA. 



C. discoidea, Torr & Gray. 



Sandusky, Cedar Point, Oxford ; locally plentiful. 

 C. trichosperma. Michx. Tickseed Sunflower. 



Infrequent. 



C. TRICHOSPERMA TENUILOBA, Gray. 



Frequent, especially on wet prairies. Kelley's 

 Island. Hundreds of acres of marsh near Bay 

 Bridge glow in autumn with the yellow blossoms, 

 a sight worth going far to see. 

 C. tripteris, L. Tall Coreopsis. 



Frequent from Milan and Cedar Point west. 

 Peninsula. 



ECLIPTA, L. 



E. erecta, L. ( E. alba Hassk. ) 



Sandusky, East Harbor, Lockwood's ; scarce. 



ERECHTITES, Raf. Fireweed. 



E. pr^alta, Raf. ( E. hieracifolia, Ral. ) 

 Common. 



ERIQERON, L. Fleabane. 



E. annuus, Pers. Daisy Fleabane. Sweet Scabious. 



Common. 



F. bellidifolius, Muhl. Robin's Plantain. 



Milan, Perkins, Margaretta Ridge ; infrequent. 

 E. canadensis, L. Horse-weed. Butter-weed. 



Common. 

 E. philadelphicus, L. Common Fleabane. 



Common. 

 E. strigosus, Muhl. Daisy Fleabane. 



Frequent or common. Islands. Abundant on 



Marblehead. 



EUPATORIUM, L. Thoronghwort. 



E. ageratoides, L. White Snakeroot. 



Common. Rattlesnake the only island. This 

 plant H. H. Lockwood says is the "Tremble- 

 weed " and the cause of milk sickness. 



