120 IOWA ACADEMY OF SCIENCE 5. 



OsmorrMza hrevistylis D. C. 



Sioux City (B. W.). 

 Eryngium yuccaefoUum Michx. 



Cherokee (B. W.). 



CAPRIFOLIACE^. 



Triosteum perfoliatum L. 



Cherokee Co., Sioux City (B. W.) 

 Samhucus Canadensis L. 

 Sioux City (B. W.). 

 Symphoricarpos occidentalis Hook. 



Sioux City, base of mounds; abundant (L. H. P. and B. W.); 

 South Dakota, opposite Ha warden (L. H. P.); Battle 

 Creek (E. G. Preston); Rock Valley (W. Newell and 

 J. F. Jensen); Little Rock (C. R. Ball); Council Bluffs, 

 Missouri Valley, Turin, base of loess mounds; abun- 

 dant (L. H. P.). 



RUBIACE.E. 



Eoustonia angustifloUa Michx. 



Logan, hills; Council Blaffs, Missouri Valley, loess mounds 

 (L. H. P.); Smithland (B. W.), common everywhere on 

 the hills. 

 Gcdmm Aparine L. 



Sioux City (B. W.). 



COMPOSIT.E. 



Vernonia fasicidata Michx. 



Hawarden, Missouri Valley, Turin, low grounds (L. H. P.); 

 Sioux City (B. W.). 

 V. Noveboracensis Willd. 



Missouri Valley, Council Bluffs, loess mounds near base 

 (L. H. P.). 

 Eupatorium intrpureum L. 



Sioux City (B. W.). 

 E. serotinum Michx. 



Sioux City, Big Sioux bottom; not common (L. H. P.). 

 E. jjerfol latum L. 



Missoari Valley, low grounds (L. H. P), Sioux City (B. W.). 

 E. ageratoldes L. 



Sioux City (B. W.); Onawa, in woods and low grounds 

 (L. h". P.). 



