746 WEED FLORA OF IOWA 



1901 (Pammel) ; Sliiter, 1902 (Fawcett, Tener and Reinbott) ; Mar- 

 shalltown, 1902 (Pammel) ; Aurelia, 1912 (Summers) ; Sidney, 1912 

 (Graham). 



Winged Pigweed {Cycloloma platyphylhim Moquin.). 



Not indigenous in Iowa. Des Moines, 1887 (A; S. Hitchcock) ; 

 Hamburg (A. S. Hitchcock) ; Muscatine, 1890; Ontario, 1892 

 (Burgess) ; Des Moines, 1894 (Carver) ; Cedar Rapids, 1895 

 (Palmer). 



City Goosefoot {Ghenopodium urbicum L.). 



Nevada, 1880 (A. S. Hitchcock) ; Iowa City, 1887 (A. S. Hitch- 

 cock) ; Keokuk, 1887 (A. S. Hitchcock) ; Muscatine, 1890 (F. 

 Reppert) ; Ames, 1891 (A. S. Hitchcock) ; Keokuk, 1891 (P. H. 

 Rolfs). 



Oak-leaved Goosefoot (Chenopodium glaucum L.). 

 Iowa City, 1889 (Hitchcock) ; Muscatine (P. Reppert). 



Jerusalem Oak {Ghenopodium iotrys L.). 

 Ames, 1883; Iowa City, 1887 (A. S. Hitchcock). 



Mexican Tea {Ghenopodium ambrosioides L.). 

 Keokuk (J. C. Arthur) ; Muscatine, 1890 (F. Reppert). 



Coast Elite {Ghenopodium rubrum). 

 Keokuk, 1891 (P. H. Rolfs). 



Ovdifih- {Atriplex jjatula L. var. hastatum Gray). 



Iowa City, 1887 (A. S. Hitchcock) ; Keokuk, 1891 (P. H. Rolfs) ; 

 Ames, 1896, where it has now become well established ; Boone, Ft. 

 Dodge, 1912 (L. H. Pammel) ; Storm Lake, 1912 (L. H. Pammel). 

 Var. littorale, Towa City, 3887, (A. S. Hitchcock). 



Silvery Orach {Atri/plex argenteum Nutt.). 

 Ames, 1895 (G. W. Carver). 



Mexican Fireweed {KocMa scoparia (L.) Sehrad.). 



Mexicap £reweed is recorded as an adventive from Europe in the 

 sixth edition of Gray's Manual of Botany, 1889, by Watson and 



