151 [237] 



CORNACE^. 



Cornus stnlonijera^ (Michx.) Low woods and islands, Upper Missouri, 



abundcUit ; June 2— 2^. and/r.jun. 

 Cornus Florida, {liinn.) Missouri bluffs!, as high as the Kansas river; 



April 14. 



RUBIACE^. 



Syrapliorirnrpus occidentalism (R. Br.) Banks of Shayen-oju rivor, July 

 14. 'I'he most common slirub in the prairie region. liCaves of the 

 young shoots often coarsely toothed, as in <S'. rasemosa. 



Galium aparine, (Unn.) Low woods of the Missouri, May 28. Leaves 

 in the young phinl mostly 7 in a whirl. 



Galium trijiduf/i, (Ijinn.) Dry swamps. Devil's lake; August S—fr. 



Galium boreale, (Liun.) With the preceding ; July 20. 



COMPOSITE. 



Vernonia fasdculata, (Michx.) Dry swamps, Devil's lake ; August 2. 



Liatris punctata, var. )3 and y, (Hook.) Dry prairies on the dividmg-ridges 

 between the Mississippi and Missouri waters; August 20. 



Liatris scariosa, (VVilld.) Mouth of the St. Peter's river ; September 19. 



Kuhnia eupatoroides, var. cori/nibosa, (Torr. and Gr.) High prairies, 

 Devil's lake; July 27. 



Eupatorium per/oliatum, (Linn.) Sioux country ; September 22. 



Eupatnriuui purpunum, {L\un.) Wet meadows, Devil's lake ; August 2. 



Eupatorium a<y;eratoides, (Linn.) Borders of woods, Upper Missouri; 

 September 30. 



Aster NovcB AngUm, (Ait.) Border of swamps, Upper Missouri and tribu- 

 taries; September 10. 



Aster cardifolius,{L\nn.) Woody hills, St. Peter's river; September 6. 



Aster atigustns, (Torr. and Gr.) Saline swampy margin of Lake of the 

 W^oods ; July 25. 



Aster Novm Ddgii, (Linn.) and var. 7ninor, (Torr. and Gr.) Borders of 

 Spirit lake; October I. 



Aster sagitiif alius, (j8. Torr. and Gr.) Woods, St. Peter's river ; Septem- 

 ber 6, 



Aster sericeus, (Vent.) Dry hills from the St. Peter's river across to the 

 Missouri ; August 31. 



Aster azureus, (Lind.) Prairies of Mankato river ; September 20. 



Aster IcBois, (Linn.) Upper Missouri ; September 25. 



Aster oblongi/olius, (Nutt.) High prairies and limestone hills. Upper Mis- 

 sissippi; September IG. 



Aster ptarmicoidcs, (Torr, and Gr.) Hills, (fee, between the Missouri and 

 Mississippi rivers; Auijust and September. 



Erigerou puf/iilum, (Nutt.) Hills of the Missouri, near Fort Pierre ; 

 June 26. 



Erigeron sdigosuju, (Muhl.) Borders of swamps, Devil's lake ; July 2G. 



Erigeron P/iiladelphicum , {lAnn.) Missouri alluvions; April 30. 



Erigeron OtnndHuse, (Linn.) Banks of Mankato river; September 16. 



Erigc.rnu divaricutum, (Michx.) Upper Missouri ; a weed about the habi- 

 tations of the prairie marmot; July 4. 



