Vblume s 



Number 4 



MUHLENBERG1A 



APRIL, 1909 



Editors: A. A. Heller and P. Heverid;:; II bv 



The Mountain Mahogany ( Cercocarpus ledifolius Xu'.t. ) 



CONTENTS: 



Mr. Heller's 1908 Carex Collection: Kenneth K. Mackenzie 



Studies in Trifolium — 111. P. Beveridge Kennedy 



The Mountain Mahogany: A. A. Heller 



Engelmann Spruce near the California Line: Willis L. Jepson 



University of Nevada, 

 Reno, Nevada 



53 

 5S 

 62 



6-1 



