i 9 4 



Pedicularis Caiiadensis, L. Wood Betany. Lousewort. 

 In thickets in the Minnesota and Sioux valleys. 



LENTIBULARIACE^B Bladdderwort Family. 



Utricularia vulgaris, L. Greater Bladderwort. 



In clear water ponds and slow streams from the Mis- 

 souri valley eastward. 



ORQBANCHACE^E. Broom rape Family. 



Thalesia f asiculata, (Nutt.) Britton. Yellow Cancer Root. 

 Aphyllon fasiculatum, Gray. 



In the Missouri valley and the Black Hills; rare. 



Orobanche ludoviciana, Nutt. Louisiana Broomrape. 

 From the Missouri valley eastward and in the Black 

 Hills. 



PHRYMACE^E. Lopseed Family. 



Pliryma leplostachya, L. Lopseed. 



la woops and thickets throughout the state. 



PLANTAGINACE^E. Plantain Family. 



Plantago major, L. Common Plantain. 



Introduced into waste places throughout the state. 



Plaiitago Rugelli, Dec. Rugel's Plantain. 



Introduced into waste fields in the Sioux valley. 



Plantago lanceolata, L. Ribwort. 



Sparingly introduced into waste places in the Sioux 

 valley. 



Plaiitago eriopoda, Torr. Saline Plantain. 



In low alkaline places in the Minnesota and Sioux 

 valley. 



Plaiitago Purshii, R. & S. Pursh's Plantain. 

 Plantago patagonica gnaphalioides, Gray. 



Common on dry plains from the Missouri valley west- 

 ward. 



