540 METASPERMAE OF THE MINNESOTA VALLEY. 
HERB.: Sheldon 1413, Lake Benton; Huntington 9, 
Rock Co. 
Helianthus tuberosus var. subcanescens GRay, Syn. FI. 
I, 2, 280 (1886). 
Wats. and Coult., Gray’s Man. 6 ed. 280; Coult., Fl. Colo. 187; Upham, 
Fl. Minn. 82, 
North America: Minn., Dak. and Mo. 
Minn. valley: Reported from prairies of S. W. district. 
Helianthus decapetalus Linn. Spec. 905 (1753). 
HI. frondosus LINN. Amoen. 1V, 290 (1759). 
Hi. strumosus WILLD. Spec. ITI, 2422 (1804). 
Hi. tenuifolius Huu. Sk. II, 420 (1824). 
Wats. and Coult., Gray’s Man. 6 ed. 280; Britt., Fl. N. J. 145; Upham, 
FL. Minn. 82; Mac., Fl. Can. I, 245,550; Chap., Fl. S. St. 231; Gray, Syn. Fl. 
I, 2, 280; Webb., Appx. Neb. 44. 
North America: N. Br., Q., Ont. to Georgian bay and 
Minn.; 8. to Ga. in mts.; W. to Ill., Neb. and Ky. 
Minn. valley: Throughout; local or rare; thickets, 
banks of streams or copses. 
HERB.: ? Herrick 161, Minneapolis; Taylor 928, Glen- 
wood; Herb. Moyer 141, Montevideo. 
Helianthus tracheliifolius WiLLpD. Spec. III, 2241 (1804). 
HI. prostratus WILLD. Spec. III, 2242 (1804). 
Wats. and Coult., Gray’s Man. 6 ed. 280; Upham, Fl. Minn. 82; Cov., 
Fl. Ark. 195; Gray, Syn. FI. I, 2, 280. 
North America: Penn.?, Ohio to Minn., Mo. and Ark. 
Minn. valley: Reported from N. E. district; infre- 
quent or doubtful; thickets and edges of woods. 
Helianthus strumosus Linn. Spec. 905 (1753). 
H. laevis WALT. Fl. Car. 215 (1788). 
Wats. and Coult., Gray’s Man. 6 ed. 280; Britt., Fl. N. J. 145; Mac., Fl. 
Can. I, 244; Upham, Fl. Minn. 82; Chap., Fl. S. St. 231; Cov., Fl. Ark. 195; 
Engl. Hoffman, Nat. Pflanz. IV, 5, 236; Gray, Syn. FI. I, 2, 279. 
North America: Ont. to N. W. T.; 8. to Minn., Mo. 
and Ark.; E. to N. Eng., N. J., Va. and Ga. 
Minn. valley: Throughout; rare or local; banks, 
thickets and ravines. 
HeRB.: ? Kassube /38, Minneapolis. 
Helianthus hirsutus Rar. Ann. Nat. 141 (1820). 
? H. diversifolius Exu. Sk. II, 416 (1824). 
? H. hispidulus Evi. Sk. II, 416 (1824). 
Wats. and Coult., Gray’s Man. 6 ed. 280; Webb., Fl. Neb. 146; Upham, 
Fl. Minn. 82; Chap., Fl. S. St. 231; Cov., Fl. Ark. 195; Gray, Syn. Fl. I, 2, 
279. 
