Bui. 360, U. S. Dept. of Agriculture. 



Plate II. 



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,1' i /i LAI -J 



Fig. 1.— Razoumofskya douqlasii on Pseudotsuga taxifolia. 

 Staminate plants, slightly less than natural &ize. 



Fig. 2.— Razoumofskya campylopoda on Pinus ponderosa. 



The staminate and pistillate plants are growing close together on the same branch, a very 

 common condition for all species, but not generally known. 



