OF THE UPPER MISSOURI. 193 
GROSSULACEZE. 
ftibes hirtellum, Michx. On Powder river, on rocks; a spineless, small-leaved form, 
Ribes oxyacanthoides, Linn. On the Yellowstone. 
Rabes floridum, L’Her. Abundant about Fort Pierre, &c., and all along the Missouri. 
Ribes aureum, Pursh. With the last. 
Libes rotundifolium, Michx. Niobrara river, June 5th. 
Ltibes Missouriense, Nutt. Only a variety of the last. 
CUCURBITACE. ) 
Echinocystis lobata, 'Torr. & Gray. Durion’s hills, on the Missouri. 
CRASSULACEZ. 
Sedum stenopetalum, Pursh. Laramie mountains, 
Penthorum sedoides, Linn. In wet places. Platte valley; Loup fork. 
SAXIFRAGACE. 
Heuchera hispida, Pursh. Fort Pierre to Yellowstone. 
Heuchera Americana, Linn. Not rare in woody places along the Missouri. 
Heuchera Richardsonii, R. Brown. Black hills. 
HAMAMELACE. 
Hamamelis Virginica, Linn. Abundant in limestone woods along the Missouri to 
mouth of the Platte river. 
UMBELLIFER. 
Sanicula Canadensis, Linn. Bellevue, N. T. June 20th. 
Sanicula Marilandica, Linn. Council bluffs to Fort Mandan. 
Sium lineare, Michx. Moist places from the mouth of the Missouri to mountains. 
Sium angustifolium, Linn, Council bluffs. 
Thaspium barbinode, Nutt. Rich woody places along the Missouri. 
Thaspium aureum, Nutt. Near Council bluffs. 
Cicuta maculata, Linn. Sargent’s bluffs, Mandan village, &c. 
Cymopterus glomeratus, D.C. Mouth of White river, and Bad Lands. 
Cymopterus montanus, Nutt. Bad Lands. 
Peucedanum foeniculaceum, Nutt. Common on high prairies around Council bluffs. 
Peucedanum carnifolium, Torr. & Gray. Niobrara river. 
Peucedanum nudicaule, Nutt. White river valley ; in flower about the middle of April. 
Osmorrhiza longistylis, D. C. Council bluffs to Niobrara. 
Osmorrhiza brevistylis, D, C. Council blufts. 
Musenium divaricatum, Nutt. Fort Pierre, Bad Lands, &c. 
Leptocaulis patens, Nutt. Loup Fork. 
ARALIACEZ. 
Aralia nudicaulis, Linn. Bellevue, a 
VOL. xur.—25 
