Volume 6 



Number 12 



MUHLENBERGIA 



DECEMBER, 1910 



Editors: A. A. Heller and P. Beveridge Kennedy 



I.upiiiKs vallicola opticus (Creene) C. P, Smith 



CONTENTS: 



Notes upon some Annual Lupines of the Micranthus Croup: C. P. Smith 133 

 A New Study ofCarduus: George E. Osterhout 14^ 



University of Nevada, 

 Reno, Nevada 



