CONTRIBUTIONS FROM THE NEW YORK BOTANICAL 



GARDEN— I 



No. 9 



STUDIES ON THE ROCKY MOUNTAIN 



FLORA— II 



BY P. A. RYDBERG 



NEW YORK 

 1900 



J 



[Reprinted from the Bxjlletin of the Torbey Botanical Club, 27 : 528-53S. 26 Oct., 1900. 



