VOL. VII. JULY-SEPTEMBER, 1921 NOS. 4, 5. 
AMERICAN MID LAND 
NATURALIST 
Devoted to Natural History, Primarily 
that of the Prairie States 
Published by the University of Notre/ ate, “ON 
Notre Dame, Indiana / ib 
Carroll Lane Fenton IOI 
CONTENTS 
The Origin and Development of the Earth 
Nomenclatorial Notes on Certain American Plants—I. 
Homer D. House 126 
Plants of Fargo, North Dakota, With Dates of Flowering. 
O. A. Stevens 135 
Albino Robins at Notre Dame 
Brother Alphonsus, C. S.C. 157 
Book Reviews 159 
PRICE $1.50 A YEAR SINGLE NUMBERS 30 CENTS 
FOREIGN, 6s. 6d. 
Entered as second-class matter at Notre Dame, Indiana. Acceptance for mailing at special 
rate of postage provided for in section 1103, Act of October 3, 1917, 
authorized on July 3, 1918. 
THE UNIVERSITY PRESS, NOTRE DAME, INDIANA 
