173 



57G. Bruchmannia cruci/onnis, Jacq. A beautiful grass, growing 

 in low moist places. I have not seen it above Fort Pierre. 



577. Uniola sfricta, Torr. Hills of the Upper Missouri. 



578. Uniola panlcidata^ Linn. Near Fort Leavenworth, K. T. 



579. Triticuni rejjois, Linn. Abundant along Missouri river. 



580. Hordemn pratense. Above Missouri river. 



58L Hordemn pnsiUuin^ Nutt. Above Missouri river. 



582. Hordeuni jidxduni^ Ait. Above Missouri river, 



583. Aiva laiifolia. Above Missouri river. 



584. Aira elongafa. Above Missouri river. 



585. Ccratochloa gramlijlora. 



586. Cenchrus fribidoides, Linn. Yery common in Kansas, and seen 



on sand bottoms in the valley of Yellowstone. 



587. Andropogonscoparius, Michx. Sandy bottoms of Missouri. 



588. Eragrostis poaoides, Beauv. Along sandy bottoms, Lower 



Missouri. 



589. 3Ionroa squarrosa, Torr. in Whipple's Report. Great Bend of 



the Upper Missouri. 



590. Equisetuni arvense, Linn. Sandy bottoms along Missouri. 



591. Equisetum hyemale, Linn. Covers large areas on sandy bet 



toms of Missouri and tributaries. 



592. Adi'anfum pedatum, Linn. Council Bluifs. 



593. Bofrychium Virgiiiicum^ Swartz. Mouth of the Platte. 



