538 METASPERMAE OF THE MINNESOTA VALLEY. 



Rudbeckia hirta Linn. Spec. 907 (1753). 



?R. gracilis Nutt. Gen. II, 178 (1818). 

 ? B. discolor Ell. Sk. II, 453 (1824). 

 E. serotina Nutt. Journ. Acad. Phil. VII, 80 (1834). 

 B. strigosa Nutt. Trans. Am. Phil. Soc. VII, 354 (1841). 

 Wats, and Coult., Gray's Man. 6 ed. 276; Britt,, Fl. N. J. 144; Webb., 

 Fl. I^eb. 146: Upham, Fl. Minn. 80; MacFl. Can. I, 242; Chap., Fl. S. St. 

 227; Coult., Fl. Colo. 183; Roth., Wheel. Exp. 160; Co v., Fl. Ark. 195; Gray, 

 Syn. Fi. I, 2, 260; Coult., Fl. Tex. 215. 



North America: Ont. to Saskatchewan and Colo.; S. 

 to N. Y. and Fla.; W. to Minn., Dak., Neb., Ark. and Tex. 



Minn, valley: Throughout; dry places on hills or in 

 fields. 



Herb. : Sheldon 1275, Lake Benton; Taylor 790, Glen- 

 wood; Sandberg 221, Cannon Palls; Leonard 25, Minneapolis; 

 Bailey 303, Verm.ilionla'ke; Huntington 8, Rock Co.; Kassuhe 

 136, Minneapolis; Herrick 157, Minneapolis; Ankeny 2, Still- 

 water; Sandbeiy 322, Goodhue Co.; Herb. Sheld. 1923, Minne- 

 apolis. 



Rudbeckia subtoiiientosa Pursh, Fl. Am. 575 (J 814). 

 B. triloba var. a. Michx. Fl. N. Am. II, 144(1803). 

 B. tomentosa Ell. Sk. II, 453(1824). 



Centrocarpha triloba Don, Sweet. Brit. Fl. Gard. 61 (1826). 

 Budbeckia odorata Nutt. Journ. Acad. Phil. VII, 78 (1834). 

 Wats, and Coult., Gray's Man. 6 ed. 276; Upham, Fl. Minn. 80; Gov., 

 Fl. Ark. 195; Gray, Syn. Fl. I, 2, 260; Coult., Fl. Tex. 215. 



North America: Wise, and Minn, to 111., Mo., Ark. 

 and Tex. 



Minn, valley: Reported from N. E. district; infre- 

 quent; prairies or hillsides. 



Rudbeckia laciniata Linn. Spec. 906 (1753). 

 B. quinata and digitata Mill. Diet. ed. 8 (1768). 

 Wats, and Coult., Gray's Man. 6 ed. 276; Britt., Fl. N. J. 141; Webb., 

 Fl. Neb. 146; Upham, Fl. Minn. 80; Mac, Fl. Can. I, 242: Coult., Fl. Colo. 

 183; Chap., Fl. S. St. 227; Mac, Fl. Can. I. 549; Roth., Wheel. Exp. 160: 

 Cov., Fl. Ark. 195: Engl. Hoffmann, Nat. Ptianz. IV, 5, 233; Gray, Syn. 

 Fl. I, 2, 262. 



North America: Q., Ont. to Assiniboia and Mont.; S. 

 to N. J. and Fla.; W. to Colo., Arizona and N. Mex. 



Minn, valley: Throughout; thickets and edges of 

 woods. 



Herb. ; Taylor 802, Glenwood; Taylor 977, Glenwood; 

 Ballard 7JfO, Waconia; Sheldon 1267, Lake Benton; Sheldon IS, 

 Elysian; Herrick 156, Minneapolis; Sandberg 320, Goodhue 

 Co. ; Herb. Moijer ISO, Montevideo. 



