LIST OF HIGHER SEED PRODUCING PLAJNfS. 263 



LESQUERELLA S. Wats. Proc. Am. Acad. XV, 249 (1888). 

 Physaria Nutt. T. and G. Fl. I, 101 (1838) not Pers. 

 Coulterina O. Kuntze, Rev. Gen. II Nachtr., 931 (1891). 

 Vesicaria Auct. A3i. 

 Baillon, Hist. PI. Ill, 273; Benth. and Hook., Gen. PI. I, 73; Engler 

 and Prantl, Nat. Pfianz. 3, II, 187; Durand, Ind. Gen. Phan. 13. 



Living species: 33; Mexico; W. N. America to Green- 

 land and Brazil; especially developed in plateaus of the S. W. 

 W. Tex., 12; E. Sts., 3; Canada. 5; S. Sts. 1. 



Lesquerella argentea (Pursh). 



3Ii/agrum argenteum PuRsn, Fl. Am. 434 (1814). 

 Vesicaria globosa Desvx. Journ. Bot. Ill, 181 (1814). 

 Alyssum ludovicianum Nutt. Gen. II, 63 (1818). 

 Vesicaria ludoviciana DC. Syst. II, 297 (1821). 

 Physaria argentea MacM. MSS. (1890). 

 Lesquerella ludoviciana S. Wats. Gray's Man. 6ed. 69 (1890). 

 Coult., Fl. Colo. 25; Webb., Fl. Neb. 119; ijpham, Fl. Minn. 27; Mac, 

 Fl. Can. I, 54, 490; II, .305; Wats., Bibl. Ind. I, 75. 



North America: Minn., Neb., Colo., Wyoming; S. to 

 Arizona?; N. to N. W. T. 



Minn, valley: S. W, and N. W. portions; rocky banks 

 and high bluffs; rare. 



Herb. : Sandherg 70, Red Wing. 



DRABA Linn. Gen. 535 (1737). 



Erophila DC. Syst. II, 356 (1821). 



Petrocallis R. Br. Hort. Kew. IV, 93 (1812). 



DoUineria Saut. Flora, 353 (1852). 



Holarsulium Turcz. Led., FL Ross. I, 156 (1842). 



Coleonema Maxim, ex Durand (1888). 



Heterodraba Greene, ex Prantl (1890). 

 Baillon, i/is«. PZ. Ill, 271; Benth. and Hook., Ge?i. PI. I, 74; Engler 

 and Prantl, Nat. Pflanz. 3, II, 190 (Prantl); Durand, Ind. Gen. Phan. 14; 

 Gray, 111. Gen. I, 159. 



Living species: 150+ ; 70-80 (B. and H.); mountain 

 districts in almost all regions ; arctic, antarctic and sub 

 arctic regions; princii^ally in Northern hemisphere. Russia, 

 47; Russian Europe, 19; Europe, 35; North America, 24; Can- 

 ada, 18; Rocky mts , 12: Calif., 9; E. Sts., 6; S. Sts., 5; PI. 

 King, 7-8; PI. Wheel., 7; W. Tex., 2. 



Draba iieiuorosa Linn. Spec. 643 (1753). 



D. nemoralis Ehrh. Beitr. VII, 154 (1792). 



D. nemorosa vars. lejocarpa and hebecarpa Led. Fl. Ross. I, 154 

 (1842). 



Wats, and Coult., Gray's Man., 6 ed. 68; Coult., Fl. Colo. 17; Brew, and 

 Wats., Fl. Calif. I, 28?; Upham, Fl. Minn. 27; Trautv., Fl. Sib. 23; Regel, 

 Fl. O.-Sib. I, 198; Mac, Fl. Can. I, 52; Forbes and Hems., Fl. Sin. I, 41; 



