135 [ 1 ] 



COMPOSITiE. 



Achillea millefoliuii), Linn. Elk Horn Prarie, and above Milk river. June 18 and 20. 

 67, ]U:5. 



Artemisia rri;;ida, Willil. {foL) Praire jnsi below Fort Pierre. 21, 



Seiiecio (iimieterinineil ) Common on the Praiijps about Fori Pierre. May 30 



Cirs nm nndnlauim, .Simn^. {foK) River bank just above Fort i^ierre, May. o7. 



LvjU'O'lesmia jiimea. ;Y////. ()()f)Osiie Foi I Lookout. June 29 JO'.f. 



Troxi(nuii cusiiidaium, Purnh. Wet j;ronnd and [jraine around Foil I'ierre. May 44, 



primulace.t:. 



Lysimacliia uiliata, Li'/ai. Jloist gronnds, I'pper AFissonri. June 27 114. 



SCROPIIULARIACE^i:, 



Pentstemon (undetermined.) Elk Horn prairie. 90. 



Pen'slenion {Sji nur .') |{oci<v Hill near Fort Purre. 28. 73. 



Cast'lleja sessiliHor:), I'lirsli. Elk liurn jiriurie on the iMissouri, about eigiity miles above 

 Fort Union. June 18 83. 



VERBENACE.T.. 

 Verbena bracteosa? »1/it7(j;. About the boles oflbe prairie Marmot. May 39,22. 



BORAGINACE.E, 



Lilhospeiinum ? Rank of the Missouri tiver. June 77. 

 Myosot s :>l(Mni'raia, iY;/^f. Near Fort Pierre. May '.^7, 45. 

 Bleilensia (undetermined ) Dry prairies. May 3,4, 



CONVOLVULACE^. 

 Caly.stegia sepiuin, R. Br. Wet grounds on the Missouri. June 27 61,107. 



APOCYNACE^. 



Apoevnum caniiibinnm, Linn. Moist low grounds, eighty miles above Fort Pierre. 

 June 17 ll.i. 



ASCLEPIADACE.E. 

 Asclepias Sullivantii, £«"'(■/;/!. Wet meadows on the Missouri ; common. May 32. 



SANTALACE.^i. 



Comindi-a umbfllata, NitU. Just below Fort Pierre, and bluffs near the month of Heart river. 

 May, June 23, 71. 



SALICACE.y.. 



Salix loM2i''olia, MuliL {pist. Jf) Y'eivcomoon. June .'')2. 



Salix, (niidilermined.) i<«A«. //. Abundant on streams and sand bars; Upper IMissouri, 

 Mav 13. '' 



Populus iaivigala, IVilld.* Valley of the Missouri. S./. and/r. 51. 



iridace.t:. 



Sisyrinchiuin berinudiana, Lirtn. Prairie above Fort Pierre. June 12 lOG. 



SMILACEiE. 

 Smilax herbacea, fyirt«. (.S<am.;;/.) Near Port Pierre. May 41. 



LILIACEiF.. 



Pmil iriiin stellatn. D'sf. V^ery rommon in wef plar-es alonjr the Missouri. June .55. 

 Allium (undetermined.) (fl. only.) Perhaps A atilliiliim of Geyer's collection 20. 



C0MMELYNACE.1S. 

 Tradescantia virginica, Linn. High dry bank just below the mouth of Heirt river. June 10 86 



