128 IOWA ACADEMY OF SCIENCES. 



Castilleia sessiliflora Parsh. 



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



LENTIBULARIACE.E. 



Utricularia vulgaris L. 

 Hull (W. Newell). 



PEDALIACE.E. 



Martynla proboscidea Glox. 



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



VERBENACE^. 

 Verhena urtkwfolia L. 



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

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

 V. hastata L. 



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

 V. strict a 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.). 

 Phryma kptostacJnja 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). 

 Li/cojius sinutus Ell. 



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

 L. Virginicus L. 



Sioux City (B. W.). 

 Eedeoma liispida, Pursh. 



Sioux City (B. W.). 

 Pycnanthemum lanceolatum Pursh. 



Spirit Lake (B. W.). 

 Salvia lanceolata Willd. 



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

 Monarda Jistu losa L. 



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

 Loplianthus scrophularicefolius Benth. 



Sioux City (B. W.). 



