160 



154. Astragalus Drummondi, Douglass. Sterile hills around Fort 



Union. 



155. Astragahis adsurgeiis, Pall. James river. 



156. Phaca caesjnfosa, Nutt. Bad lands. 



157. Phaca hngi/olia, Nutt. Bad lands. 



158. Phaca pectinata, Hook. Upland prairies on the Yellowstone 



river, abundant. 



159. Phaca elongata, Hook. Fort Pierre to Fort Union. 



160. Orytropis Lamberti, Pursh. Very abundant on praries around 



Big Sioux and Niobrara rivers. 



161. Oxytrojn'S splendens, Douglass. James river. 



162. Homalohus muUiJiorus. Nutt. Big Sioux to bad lands. 



163. Kentrophyta montana, Nutt. Abundant in sandy river bot- 



toms on the Yellowstone. 



164. Hedysarum horecde, Nutt. Abundant, mouth of Yellowstone. 



165. Desmodium Canadeiise, D. C. Fort Clark. 



166. Desmodium DiUenii, Darl. Big Sioux river. 



167. Desmodium jMniculahcni, D. C. Bellevue, W. T. 



168. Desmodium nudijlorum, D. C. Bellevue, W. T. 



169. Lespedera capiicda, Miehx. Abundant on the rich bottoms 



about Council Blufts, Big Sioux. 



170. Lespedera hirta, Ell. On Missouri. 



171. Crotalaria sagiftcdis, Michx. Big Sioux river. 



172. Lupinus pusillus^ Pursh. Common on the Yellowstone. 



173. Lupinus j^erennius^ Linn. Platte valley. 



174. Thermopsis rhomhifolia, Nutt. From Council Bluffs to Fort 



Pierre; Bad Lands, &c. 



175. Sopiliora sericea, Nutt. White River valley; Fort Pierre. 



176. Gleditschia tricantlios, Linn. Occurs as high on the Missouri 



as Big Sioux. 



177. Cercis Canadensis, Linn. Same as preceding. 



178. Cassia Chaemacrista, Linn. Sandy bottoms of Missouri, from 



Council Blufts to White river. 



179. Desmanihus hrachjlohus, Benth. Council Blufts and Platte 



valley; rich bottoms. 



180. Schrankia iincinafa, Willd. Gravelly hills on the upper Mis- 



souri generally. 



181. Oymnocladus Canadensis, Lam. Abundant in woody bottoms 



to Big Sioux. 



182. Baptisia leucophea, Nutt. Platte valley. 



183. Primus Americana, Marsh. Fort Pierre. 



184. Prunus ])umila, Linn. Abundant in the sand hills of Loup 



Fork; along Missouri river near Little Soldier's camp. 



185. Prunus serotina, Ehrh. Council Blufts. 



186. Prunus Virginiana, Linn. Generally dift'used. 



187. Gillenia stipulacea, Nutt. Mouth of Big Sioux. 



188. GiUcnia fri/oJiata, Moench. Mouth of Big Sioux. 



189. Agrimonia eupatoria, Linn. Bellevue, N. T. 



190. Agrimonia parvijlora, A\i. Around Fort Union. 



