BOOK LIST 



The following list of books includes some of the most useful 

 in determining animals and plants in the area studied, together 

 with a few titles that will serve to introduce the reader to a 

 more extended study of the subject. Additional bibliographies 

 will be found in these latter. 



Salisbury and Alden, Geography of Chicago and Its Environs. The Geo- 

 graphic Society of Chicago, Bulletin No. i. Chicago: The University 

 of Chicago Press. 



Cowles, H. C., The Plant Societies of Chicago and Vicinity. The Geographic 

 Society of Chicago, Bulletin No. 2. Chicago: The University of 

 Chicago Press. 



, "The Physiographic Ecology of Chicago and Vicinity," Botanical 



Gazette, Vol. XXXI, pp. 73-108, 145-182. 



Goldthwaite, J. W., Physical Features of the Des Plaines River Valley. Illi- 

 nois State Geological Survey, Bulletin No. n. Urbana, 111., 1909. 



Sauer, C. 0., Geography of the Upper Illinois Valley. Illinois State Geo- 

 logical Survey, Bulletin No. 27. Urbana, 111., 1916. 



Gray's New Manual of Botany. New York: American Book Co. 7th ed. 



Brown and Brittain, Illustrated Flora of the Northern States and Canada. 

 New York: Charles Scribner's Sons. 3 vols. 



Hough, Romyn B., Trees of the Northern States and Canada. Lowville, 

 N.Y. : published by the author. 



Blakeslee and Jarvis, Trees in Their Winter Condition. New York: The 

 Macmillan Co. 



Parsons, F. T., How to Know the Ferns. New York: Charles Scribner's Sons. 



Underwood, L. M., Our Native Ferns. New York: Henry Holt & Co. 



Grout, A. J., Mosses with a Hand-Lens. Published by the author, 360 

 Lenox Road, Brooklyn, N.Y. 



Dunham, E. M., How to Know the Mosses. Boston: Houghton Mifflin Co. 



Mcllvane, Chas., One Thousand American Fungi. Indianapolis: Bobbs- 

 Merrill Co. 



Shelford, V. E., Animal Communities in Temperate America. Chicago: 

 University of Chicago Press. 



Hancock, J. L., Nature Sketches in Temperate America. Chicago: A. C. 

 McClurg & Co. 



308 



