124 IOWA ACADEMY OF SCIENCES. 



//. tuberosus L. 



Sioux City, between loess mounds, common, Hawarden, 



Big Sioux bottom, common (L. H. P.). 

 posis palmata Nutt. 



Sioux City (B. W.); Hull (W. Newell); Battle Creek (E. G. 

 Preston); Little Rock (Herb. C. R. Ball). 

 dosa L. 

 Sioux City (B. W.). 



B. chrysanthemoides Micbx. 



Sioux City (B. W.). 

 Helen in m autumnale L. 



Missouri Valley, low grounds, common (L. H. P.) Sioux 



City (B. W.). 

 Dysodia chrysanthemoides Lag. 



Sioux City, hills, waste places, streets, along roadsides 

 abundant (L. H. P., B. W.); Turin (L. H. P.). 

 Anthemis Gotula D. C. 



Sioux City (B. W.); Little Rock (C. R. Ball). 

 Achillea millefolium L. 



S.oux City (B. W.); Battle Creek, pastures (E. G. Preston); 

 Little Rock (C. R. Ball.). 

 Grysanthemum Leucanthemum L. 



Sioux City; escaped from cultivation (B. W.). 

 Artemisia Canadensis Michx. 



Sioux City (B. W., L. H. P.); South Dakota, opposite Har- 

 warden (L. H. P.). 

 A. Ludovidana Nutt. 



Sioux City (L. H. P.). 

 A. biennis Willd. 



Sioux City (B. W ). 

 Si i<< \io en reus L. 



Sioux City (B. W.) 

 Cacalia tuberosa Nutt. 



Council Bluffs (L. H. P.); Smithland (B. W.). 

 Arctium Lappa L. 



Sioux City (B. W.). 

 Cnu us undulatus Gray. 



Sioux City, lower parts of loess mounds; abundant in places 

 (L. H. P.). 



C. altissimus Willd. var. jilipendulus Gray. 



Has been sent to me from western Iowa — Ruthven (D. Cha- 

 pin); Sioux City (L. H. P. ; Bitchcock Bot. Gazette.. NIV, 



