NEW SERIES NO. 95 



MAY 1, 1915 



BULLETIN OF THE STATE 



UNIVERSITY OF IOWA 



BULLETINS FROM THE LABORATORIES 

 OF NATURAL HISTORY 



VOLUME VII NUMBER 2 



The Plant Geography of 

 the Lake Okoboji Region 



BY 



BOHUMIL SHIMEK 



UNIVERSITY OF IOWA 

 PUBLISHED BY THE UNIVERSITY. IOWA CITY 



ISSUED TWENTY-ONE TIMES DURING THE ACADEMIC YEAR: MONTHLY FROM 

 OCTOBER TO JANUARY. WEEKLY FROM FEBRUARY TO JUNE. ENTERED 

 AT THE POST OFFICE AT IOWA CITY AS SECOND CLASS MAIL MATTER 



