VOL. V. JANUARY, 1917. NO. x. 



ame t .% MIDLAND 

 NATURALIST 



Devoted to Natural History, Primarily 

 that of the Prairie States 



Published by the University of Notre Dame, ^^-^sMiaC/^"^- 

 Notre Dame, Indiana 



( JUNl4)o; 



J. A. NIEUWLAND, C. S. C, Ph. D., Sc. D., Bflitor ^ '«<- 



CONTENTS 



Enumerantur Plantae Dakotae Septentrionalis Vascu- 



lares. — X. /. Lunell 1 



Introduction to a Study of Bird Life 



Edward William and Brother Alphonsus, C. S. C. 14 



Naiadgeography of Missouri W. I. Utterback 26 



Critical Notes on New and Old Genera of Plants. — IX. 



J. A. Nieuwland 30 



PRICE $1.50 A YEAR SINGLE NUMBERS 30 CENTS 



FOREIGN, 6s. 6d. 



Entered as second-class matter December 15, 1909, at the post office at 

 Notre Dame, Indiana, under the Act of March 3, 1879 



THE UNIVERSITY PRESS, NOTRE DAME, INDIANA 



