THE AMERICAN NATURALIST [Vol. XLIV 



some differences, at least as compared with the 

 original European halsanioidcs, which ought to 

 be specific. 



Salix varians Gopp. Eocene ( ?) of Alaska. The 

 Lamar plant is a fragment, and according to the 

 figure, the margin is quite unlike that of the 

 European varians. 



Salix angusta A. B. Said to occur also in the 

 Basal Eocene and true Green River. The 

 Lamar material consists of doubtful fragments. 



Quercus furcinervis cmericma Kn. 



Ficus shastensis Lx.! 



Ficus sordida Lx. A mere fragment from the 

 Lamar. 



Ficus asiminafolia Lx. Very indifferent material 



from the Lamar. Also Fort Union. 

 Magnolia calif omica Lx. f The Lamar plant is 



