550 METASPERMAE OF THE MINNESOTA VALLEY. 



HERB.: Sheldon 360, Madison Lake; Sheldon 1187, 

 Lake Ben ton; Taylor 564., Minnesota lake; Bollard 178, Jordan, 

 Scott Co. ; Bollard 735, Waconia; Taylor 868, Glenwood; Taylor 

 564, Minnesota lake; Roberts 66, Grand Marais; Kassube 140, 

 Minneapolis; Roberts 67, Poplar river; Leonard 26, Duluth; 

 Leonard 27, Spring Valley; Bailey 159, Vermilion lake; Roberts 

 68, Grand Marais; Sandberg 335, Cannon Falls; Herb. Wicker - 

 shiem 80, Idle wild; Herb. Moyer 146, Montevideo. 



ARTEMISIA LINN. Gen. 644 (1737). 

 Oligosporus CASS. Bull. Philom. (1817). 

 Absinthium GAE&T. Fruct. II, 393(1791). 

 Picrothamnus NUTT. Trans. Phil. Soc. 2, VII, 417 (1841). 

 Bailion, Hist. PI VIII, 285; Benth. and Hook.. Gen. PI. II, 435; Durand, 

 Ind. Gen. Phan. 220; Engl. Hoffmann, Nat. Pflanz. IV, 5, 281. 



Living species: 200 described; 150 reduced (Du- 

 rand); N. hemisphere; S. America; Sandwich Islands. Europe, 

 50; Russia, 85; Russian Europe, 30; North America, 40; Canada, 

 22-25; E. Sts., 11; Rocky mts., 23; S. Sts., 3; California, 14; 

 PI. King, 13; PL Wheel., 10; W. Tex., 8. 



Artemisia frigida WILLD. Spec. Ill, 1838 (1803). 

 A. sericea NUTT. Gen. II, 143 (1818). 

 A. virgata RICH. Frankl. Journ. (1823*. 



A. frigida var. gmeliniana BESS. Hook. Fl. Bor.-Am. 1, 321 ( 1833). 

 Wats, and Coult , Gray's Man. 6 ed. 291; Webb., Fl. Neb. 144; Mac., 

 Fl. Can. I, 259; Upham, Fl. Minn. 86; Coult., Fl. Colo. 201; Wats., Kin 

 Exp. 184; Roth., Wheel. Exp. 176, 217; Gray, Syn. Fl. I, 2, 369; Gmel., Fl. 

 Sib. 63; Coult., Fl. Tex. 240. 

 N. Asia. 



North America: Man. and Saskatchewan to Rocky 

 mts. and N. to 58 on Mackenzie; S. to Minn, and Tex.; W. to 

 Idaho, Nev. and N. Mex. 



Minn, valley: Throughout; banks and hillsides or on 

 rocky ledges and high ridges. 



HERB.: Sheldon 1480, Pipestone; Holzinqer 131. Wi- 

 nona Co.; Herrick 170, Minneapolis; Leiberg 40, Pipestone Co.; 



Sandberg 340, Red Wing; MacM. and Sheld. 47, Brainerd. 







Artemisia biennis WILLD. Phytogr. 11 (1794). 



A. hispanica JACQ. Ic. Rar. 172 (1781) not Lam. 

 Wats, and Coult., Gray's Man. 6 ed. 291; Britt., Fl. N. J. 149; Webb., 

 FJ. Neb. 144; Upham, Fl. Minn. 85; Mac., PI. Can. I, 259; Coult., Fl. Colo. 

 201; Wats., King Exp. 183; Gray, Syn. Fl.l, 2, 370. 

 Kamstk. and N. India, fide Gray. 

 North America: Hudson Bay to Mackenzie and Pac. 



