-—dféax MIDLAND 
NATURALIST 
Devoted to Natural History, Primarily 
that of the Prairie States 
pate es ie = \theOnlan Ines 
Published by the University of Notre Damé, 
¢ Notre Dame, Indiana_ 
ws Fe 
ah 3 
i A. NIEUWLAND, C.S.C., Ph. D., Sé. D., Editor ~~ 
CONTENTS 
The Naiades of Missouri.—VI. “Wiliam I. Utterback, 339 
_Enumerantur Plantae Dakotae Septentrionalis Vascu- 
“< lares.—V: J. Lumell «355 
“<The Story of Our Birds throughout the Year 1915 
Brother Alphonsus, C.S.C.. 366 
j 
Critical Notes on: New and Old Genera of. Plants.—VIL. 
j. A. Nieuwland.: 374 
$1.50 A YEAR : SINGLE NUMBERS 30 CENTS 
; FOREIGN, 6s. 6d. 
Entered as second-class matter December 15, 1900, at the post office at 
Notre Dame, Indiana, under the Act of March 3, 1879 
< 
_THE UNIVERSITY, PRESS, NOTRE DAME, INDIANA 
2 
