\\'Jiceler : FLORA OF SOUTHEASTERN MINNESOTA. 413 



Rudbeckia laciniata L. Sp. PL 906. 1753. 



Coll. : Lyon 232, Crooked Creek ; Wheeler 542, Jefferson. 



July, Aug. 

 Ratibida pinnata (VENT.) BARNHART, Bull. Torr. Club, 24: 



410. 1897. 

 Coll. : Wheeler 374, Crooked Creek. July. 



Ratibida columnaris (SiMs) D. DON ; Sweet, Brit. Fl. Card. 2 : 



361. 1838. 



Coll. : Wheeler 536, Jefferson. Aug. 

 Not previously reported from eastern Minnesota. Rare, dry 



banks. 



Helianthus atrorubens L. Sp. PI. 906. 1753. 

 Coll. : Wheeler 634, Brownsville. Aug. 

 Not previously reported from Minnesota. The only previous 

 collection known is that of Sandberg, Hennepin Co., Aug., 

 1889. 



Helianthus scaberrimus ELL. Bot. S. C. & Ga. 2 : 423. 1824. 

 Coll. : Wheeler 445, 528, Jefferson ; 579, Crooked Creek. 



Aug. 

 Helianthus occidentalis RIDDELL, Suppl. Cat. Ohio PL 13. 



1836. 

 Coll.: Wheeler 444, Lyon 322, Jefferson; Wheeler 511, 



Winnebago. Aug. 

 Helianthus grosse-serratus MARTENS, Sel. Sem. Hort. Loven. 



1839. 



Coll. : Wheeler 549, Jefferson. Aug. 

 Helianthus divaricatus L. Sp. PL 906. 1753. 



Coll. : Wheeler 566, 576, Jefferson ; 630 Winnebago. 



Aug. 

 Helianthus tracheliifolius MILL. Gard. Diet. Ed. 8, No. 7. 



1768. 

 Coll. : Wheeler 603, Crooked Creek. Aiig. 



Helianthus strumosus L. Sp. PL 905. 1753- 

 Coll. : Wheeler 632, Brownsville. Aug. 



Helianthus tuberosus L. Sp. PL 905. 1753. 

 Coll. : Wheeler 567, Jefferson. Aug. 



Coreopsis palmata NUTT. Gen. 2 : 180. 1818. 



Coll.: Lyon 160, Winnebago; 182, Crooked Creek. 

 June, July. 



