IOWA ACADEMY OF SCIENCES. 127 



Onosmodium Carolinanum D. C. var. molle, Gray. 



Sioux City, prairies and common on lcess mounds (B. W.); 

 Little Rock (C. R. Ball); Council Bluffs, loess woods, 

 South Dakota opposite Hawarden, border cf woods, 

 hills (L. H. P.). 



CONYOLYULACE.E. 



Convolvulus sepium L. 



Sioux City (B. B.); a common weed in fields, and pastures, 

 gardens and meadows (L. H. P. observations). 

 Ouscuta glomerate Choisy. 



Sioux City on Heilanthus, Solidago, common (B. W.). 



SOLANACE^. 



Solanum nigrum L. 



Sioux City (B. W.). 

 S. Caroline rise L. 



Introduced; Mapleton (Abjah Lamb); Logan, along road- 

 sides, Council Bluffs in streets (L. H. P.). 

 S. rostratum Dunal. 



Woodbine; South Dakota, opposite Hawarden (L. H. P.). 

 Ph ysa I is puhe see ns L. 



Sioux City B. W.); A very common weed in neglected yards 

 Missouri Valley, Council Bluffs, Onawa (L. H. P. observations). 



SCROPHULARIACE.E. 



Scrophularia nodosa L. var. Marilandica Gray. 



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

 Pentstemon grand iflorus Nutt. 



Sioux City, common on the sides of the lcess mounds (L. 

 H. P., B. W.). 

 Mimvlus ringens L. 



Sioux City in low grounds (B. W.). 

 Uysanthes riparia Raf. 



Sioux City, low grounds and muddy places (B. W.); 

 Hawarden (L. H. P.); Hull (W. Newell) 

 Veronica Virginica L. 



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



Ball). 

 irdia aspera Dougl. 



Sioux City, common on sides and tops of loess mounds (L. 

 H. P.). 

 G. tenuifolia Vahl. 



Missouri Valley, loess mounds (L. H. P.). 



