258 METASPERMAE OF THE MINNESOTA VALLEY. 



O. Kuntze, Eev. Gen. PI. I, 30; Gray, III. Gen. I, 15L 



Living species: 60+; 80 (B. and H.): 90 (Durand); 

 temperate regions of both hemispheres; tropical (mts.) Africa. 

 Russia, 33; Europe, 31; European Russia. 21; N. America, 11-14; 

 Canada, 9-10; Calif., 6; E. Sts., 2; Rocky mts., 5; S. Sts., 8; PI. 

 King, 3; PL Wheel., 3; W. Tex., 2. 



Sisymbrium hartwegianiim Pourn. Sisymb. 66 (1865). 



S. canescens Benth. PI. Hartw. 9 (1836). 

 ?S. canescens var. brevipes T, and G. FI. I, 92 (1838). 

 S. sophia Gray, Proc. Ac. Phil. 57 (1863) in part. 

 ?S. brachycarpum Hook, and Arn. Bot. Beech. 323 (1841). 



S. incisnm var. harttoeqianum Wats. Bot. Calif. I, 41 (1873). 

 ? S. canescens var. brachycarpum Upham, F1. Minn. 26(1883). 

 S. californicum Wats. King Exp. 23 (1870) ixirt. 

 Coult., Fl. Colo. 23; Mac, Fl. Can. I, 47; Wats., Bibl. Ind. I, 69; Webb., 

 Fl. Neb. 118 {in part): Greene, Fl. Fran. 271. 



North America: N. W. T. and Brit. Colo, to Calif., 

 Colo, and Tex. ; E. to Minn, and Neb. 



Minn, valley: N. W. and W. districts; dry banks and 

 sandy shores of streams. 



Herb.: Sheldon 1406, Lake Benton; Taylor 1044, 

 Glenwood. 



Sisymbrium muliifldum (Pursh). 



E)-ysiinum innnatum Walt. Fl. Car. 174 (1788). 

 Cardaminei?) viultifido- Pursh, Fl. Am. 440(1814). 

 iSisymbrium canescens Nutt. Gen. II, 68 (1818). 

 Cardamine menziesii DC. Syst. II, 267 (1821). 

 Sisymbrium pinnatum Greene, Bull. Calif. Acad. II (1887). 

 Wats, and Coult., Gray's Man. 6 ed. 72; Coult., Fl. Colo. 23; Brew. and 

 Wats., Fl. Calif. I, 40; Upham,Fl. Minn. 26; Webb., Fl. Neb. 118: Britt., 

 FL N.J. 51; Mac, Fl. Can. I, 46; Wats., King Exp. 23; Roth., Wheel. Exp. 

 64, 355; Cov., Fl. Ark. 166; Wats., Bibl. Ind. I, 68; Greene, Fl. Fran. 271. 



North America: Arctic circle, throughout Canada; S. 

 in mts. to Mexico; W. to Calif.; E. to Penn., N. Y. and N. J. 



Minn, valley: Throughout, in waste places and along 

 roadsides or on sandy banks. 



Herb. : Ballard 136, Chaska; Sheldon 1406, Lake Ben- 

 ton; Sheldon 307, Madison Lake; Taylor 1044, Glenwood; Hol- 

 zinrjer 24, Winona Co.; Herrick 41, Minneapolis; Kassube 31, 

 Minneapolis; Sandberg 67, Red Wing; Huntington 2, Rock Co.; 

 Herb. Sheld. 1843, Ft. Snelling; Herb. Moyer 31, Montevideo. 



BARBAREA R. Br. Hort. Kew. IV, 109 (1812). 

 Baillon, Hist. PL III, 2.32; Benth. and Hook., Gen. PI. I, 68: Engler 

 and Prantl, Nat. Pjianz. 3, II, 183 (Prantl); Durand, Ind. Gen. Phan. 12; 

 Gray, 111. Gen. I, 147. 



