CONTRIBUTIONS FROM THE NEW YORK BOTANICAL 



GARDEN -No. 162 



PHYTOGEOGRAPHICAl NOTES ON THE ROCKY 



MOUNTAIN REGION 

 I. ALPINE REGION 



By P. A. RYDBERG 



NEW YORK 

 1913 



Reprinted, without change of paging, from Bulletin of the Torrey Botanical Club 



40: 677-686.- D 1913. 



