128 IOWA ACADEMY OF SCIENCES. 



Castilleia sessil'tjlora Parsh. 



Sioux City, abundant on loess mounds (B. W.). 



LENTIBULARIACE.E. 



Utricularia vulgaris L. 

 Hull (W. Newell). 



PEDALIACE.E. 



Martynki i^roboscidea Glox. 



Missouri Valley, in fields, base of hills (L. H. P.). 



VERBENACE.-E. 



Verbena urtica'folia L. 



Sioux City (B. W.); Hall (W. Newell); Turin, Missouri Val- 

 ley, low grounds (L. H. P.). 

 V. Jiastata L. 



Sioux City, fields and low ground (B. W.); Hull (W. Newell). 

 V. stricta Vent. 



Sioux City, base of loess mounds, prairies and fields, 

 abundant (B. W.); Battle Creek (E. G. Preston); Little 

 Rock (C. K. Ball); Turin, Missouri Valley (L. H. P.). 

 Plirynia leptostachya L. 

 'siouxCity (B. W.). 



LABIAT.E. 



Teucrium Canadense L. 



Sioux City, low grounds, abundant (B. W.); Council Bluffs, 

 abundant (L. H. P.). 

 Mentha Canadensis L. 



Sioux City (B. W.); Hull (W. Newell); Little Rock, low 

 grounds (C. R. Ball). 

 Lycojnts sinutus Ell. 



Sioux City (B. W.); Hull, low grounds (W. Newell). 

 L. Virginicus L. 



Sioux City (B. W.). 

 Hedeoma Jiispida, Pursh. 



Sioux City (B. W.). 

 Pijcnantliemum lanceolatiun Pursh. 



Spirit Lake (B. W.). 

 Salvia lanceolata Willd. 



Council Bluffs (L. H. P. observations). 

 Monarda Jistulosa L. 



Logan, prairies and borders of woods (L. H. P.). 

 LophantJius scrophularia'folius Benth. 



Sioux City (B. W.). 



