120 
IOWA ACADEMY OP SCIENCES. 
Osmorrhiza hrevistylis D. C. 
Sioux City (B. W.). 
Erijngiuin yuccaefoUum Miclix. 
Cherokee (B. W.). 
CAPRIPOLIACE^. 
Triosteum yterfoliatuin L. 
Cherokee Co., Sioux City (B. W.) 
Sambucus Canadensis L. 
Sioux City (B. W.). 
Symy)lioricaTpo& 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); Hock Valley (W. Newell and 
J. P. Jensen); Little Rock (C. R. Bail); Council Bluffs, 
Missouri Valley, Turin, base of loess mounds; abun- 
dant (L. H. P.). 
RUBIACE^. 
Houstonia angustijlolia Michx. 
Logan, hills; Council Bluffs, Missouri Valley, loess mounds 
(L. H, P.); Smithland (B. W.), common everywhere on 
the hills. 
Galium Aparine L. 
Sioux City (B. W.). 
COMPOSITE. 
Vernonia fasiculata Michx. 
Hawarden, Missouri Valley, Turin, low grounds (L. H. P.); 
Sioux City (B. W.). 
F. Noveboracensis Willd. 
Missouri Valley, Council Bluffs, loess mounds near base 
(L. H. R). 
Eupatorium purpureum L; 
Sioux City (B. W.). 
E. serotinuin Michx. 
Sioux City, Big Sioux bottom; not common (L. H. P.). 
E. perfoliatum L. 
Missouri Valley, low grounds (L. H. P), Sioux City (B. W.). 
E. ageratoides L. 
Sioux City (B. W.); Onawa, in woods and low grounds 
(L. H. P.). 
