226 



Fig. 208. Beckmannia erucaeformis (L.) Host (Phalaris ernar- 

 formis Linn.). Slough-grass. A stout, erect, subaquatic peren- 

 nial 3 to 12 dm. high, with narrow panicles composed of many, 

 densely flowered one-sided spikes. In sloughs and along the 

 banks of rivers and streams, western Ontario to Iowa, California, 

 British Columbia, and Alaska. [Europe and Asia.] June-Sep- 

 tember. 



