OF THE UPPER MISSOURI. 
193 
GROSSULACEiE. 
Biles hirtellum , Michx. On Powder river, on rocks ; a spineless, small-leaved form. 
Riles oxyacanthoides, Linn. On the Yellowstone. 
Biles floriclum , L’Her. Abundant about Fort Pierre, &c., and all along the Missouri.. 
Riles aureum, Pursh. With the last. 
Biles rotundifolium, Michx. Niobrara river, June 5th. 
Biles Missouriense , Nutt. Only a variety of the last. 
CUCURBIT ACEiE. 
Echinocystis lolctta, Torr. & Gray. Uurion’s hills, on the Missouri. 
CRASSULACE.E. 
Sedum stenopetalum, Pursh. Laramie mountains. 
Penthorum sedoides, Linn. In wet places. Platte valley; Loup fork. 
SAXIFRAGACEiE. 
Heuchera hispida, Pursh. Fort Pierre to Yellowstone. 
Heucherci Americana, Linn. Not rare in woody places along the Missouri. 
Ileuclera Richardsonii, R. Brown. Black hills. 
HAMAMELACE.E. 
Hamamelis Virginica, Linn. Abundant in limestone woods along the Missouri to 
mouth of the Platte river. 
UMBELLIFERiE. 
Sanicula Canadensis, Linn. Bellevue, N. T. June 20th. 
Sanicula Marilandica, Linn. Council bluffs to Fort Mandan. 
Slum lineare , Michx. Moist places from the mouth of the Missouri to mountains. 
Si uni angustifolium, Linn. Council bluffs. 
Thaspium larlinode, Nutt. Rich woody places along the Missouri. 
Thaspium aureum, Nutt. Near Council bluffs. 
Cicuta metadata, 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. Sc Gray. Niobrara river. 
Peucedanum nudicaule, Nutt. White river valley; in flower about the middle of April. 
Osmorrhiza longistylis, D. C. Council bluffs to Niobrara. 
Osmorrliiza Irevistylis, D. C. Council bluffs. 
Musenium divaricatum, Nutt. Fort Pierre, Bad Lands, &c. 
Leptocaulis patens, Nutt. Loup Fork. 
ARALIACEiE. 
Aralia nudicaidis, Linn. Bellevue, N. T. 
vol. xir.— 25 
