OF THE UPPER MISSOURI. 
189 
Petalostemum violaceum , Mich. Upper Missouri to Bad Lands. 
Petalostemum villosum , Nutt. Bad Lands ; also sand hills on Loup fork. 
Petalostemum macrostachyium , Torr. Sand hills along the Loup fork and Niobrara. 
Trifolium stoloniferum , Muhl. Bad Lands. 
Trifolium pratense, Linn. Lower Missouri. 
Trifolium repens , Linn. Lower Missouri. 
Hosaclda Purshianci , Benth. Sandy bottoms of Missouri. 
Astragalus hypoglottis , Linn. White river to Bad Lands. 
Astragalus gracilis , Nutt. Bad Lands to the Yellowstone. 
Astragalus striatus , Nutt. Fort Pierre to Bad Lands, covering prairies like clover fields. 
Astragalus Missouriensls , Nutt. Fort Pierre to Fort Union. 
Astragalus caryocarpus , Ker. Fort Pierre to Bad Lands. 
Astragalus Plattensls , Nutt. Fort Pierre. 
Astragalus Canadensis , Linn. Fort Pierre to Bad Lands. 
Astragalus racemosus , Pursh. Abundant in the sandy bottoms of Missouri; Cedar 
island. 
Astragalus mollississimus, Torr. Niobrara river, August 18th. 
Astragalus Drummondi , Douglass. Sterile hills around Fort Union. 
Astragalus adsurgens, Pall. James river. 
Phaca caespitosa, Nutt. Bad Lands. 
Phaca longifolia , Nutt. Bad Lands. 
Phaca pectinata , Hook. Upland prairies on the Yellowstone river; abundant. 
Phaca elongata, Hook. Fort Pierre to Fort Union. 
Phaca bisulcata , Hook. Fort Union. 
Orytropis Lamberti, Pursh. Very abundant on prairies around Big Sioux and Nio¬ 
brara rivers. 
Oxytropis splendens , Douglass. James river. 
Ilornalobus midtijiorus , Nutt. Big Sioux to Bad Lands. 
Kentrophyta montana, Nutt. Abundant in sandy river-bottoms on the Yellowstone. 
Hedysarum boreale , Nutt. Abundant; mouth of Yellowstone. 
Desmodium Canadense , D. C. Fort Clark. 
Desmodium Dillenii, Dark Big Sioux river. 
Desmodium paniculatum , D. C. Bellevue, W. T. 
Desmodium nudiflorum , D. C. Bellevue, W. T. 
Lespedeza capitata, Michx. Abundant on the rich bottoms about Council bluffs, Big 
Sioux. 
Lespedeza hirta , Ell. On Missouri. 
