72 METASPERMAE OF THE MINNESOTA VALLEY. 



Zumbrota ; Leibc.rg 93, Blue Earth Co.; Sandbcrg oGG, Cannon 

 Falls. 



Bouteloua oliijostachya (Nutt.) Torr. Gray's Man. ed. v. 

 621 (1868). 



Atheropogon oUgnstachj/um Xutt. Gen I, 78 (1818). 

 Chondrosium oligostach>/uin Torr. Marcy's Rep. 300 (1853). 

 Eutriania oUgustachyum Kunth, Enum. I, (1833). 

 Wats, and Coult., Gray's Man. 6ed. 656; Uphatu, Fl. Minn. 16i; Webb., 

 Fl. Neb. 103; Mac, Fl. Can. II, 216; Coult., Fl. Colo. 416; Wats., Fl. Calif. 

 II, 291 : Vas., Ag. Grasses U. S, 57 ; Roth., Wheel. Exp. 32, 288 ; Cov., Fl. 

 Ark. 236. 



North America: Man.. Saskatchewan, A.ssiniboia and 

 Rocky mts.; S. to Tex. and Mex.; W. to S. Calif.; E. to Wise, 

 and Iowa. 



Minn, valley: S. central district and S. W. ; plains and 

 high meadows. 



Herb. : Leibcrg 92, Blue Earth Co. 



BECK.VIANNIA Host. Gram. Austr. HI, 5 (1805). 

 Bi'ucbinanuia Nutt. Gen. I, 48 (1818). 

 Joacbiinea Ten. ex Kunth, Enum. I (1833). 

 Benth. and Hook., Gen. PL III, 1099; Durand, Ind. Gen. Pkan. 474; 

 Engler and Prantl, Nat. Pflanz. 2, II, 60 'Hackel). 



Living species: 1; E. and S. E. Europe; temperate 

 Asia and N. America. 



Beckmaniiia erucaeformis (Linn.) Host. Gram. Ill, 5(1805). 



Plialuris erucueformis Linn. Spec. 55 (1753). 

 Cynosurus erucaeformis Ait. Hort. Kew. I, 105(1789), 

 Pasiyalum aristatum Moench, Meth. li»6 (1794). 

 Bcckmannia enicoides Beauv. Agr. 13(1812). 

 Bruchmannia erucaeformis Nutt. Gen. I, 48 (1818). 

 y Bechnannia erucaeformis var. uniflora Scrihn. 

 Wats, and Coult., Gray's Man. 6 ed. 628; Webb., FL Neb. 107; Uphatu, 

 Fl. Minn. 171; Mac, Fl. Can. II, 176; Wats., Fl. Calif. II, 264; Coult., Fl. 

 Colo. 403; Yas., Agr. Grasses U. S. 24: Engl. Hackel, Nat. Ptlanz.II, 2, 60; 

 Led., Fl. Ross. II, 453; Richt., PI. Eur. I, 67: Trautv., Fl. Sib. 144; Wats., 

 King Exp. .393: Roth., Wheel. Exp. 295. 



S. Europe and the Orient to Caucasus, Siberia and 

 Dahuria. 



North ^America: Iowa, Minn., Neb., Dak. to Calif., 

 Oregon, Wash., Brit. Col. ; N. to L. Misstassini. Man. 



Minn, valley: S. W. and W. districts; near edges of 

 ponds; local or rare. 



Herb.: Sheldon IQUO, Lake Benton; MacM. and Shcld. 

 8, Brainerd; Leibcrg 102, Pipestone quarry; MacM. 21, Morton. 



