NEW MANUAL OF BOTANY 



OF THE 



CENTRAL ROCKY MOUNTAINS 



(VASCULAR PLANTS) 



BY 



JOHN M. COULTER, PH. D. 



PROFESSOR OF BOTANY, THE UNIVERSITY OF CHICAGO 

 REVISED BY 



AVEN NELSON, PH. D. 



PROFESSOR OF BOTANY, THE UNIVERSITY OF WYOMING 



NEW YORK : . CINCINNATI . : . CHICAGO 



AMERICAN BOOK COMPANY 



