Smithsonian Report, 1921. — Safford. 



Plate 12. 



Acacia cookii, Remarkable for its Clusters of Globose Flower Heads; 

 Florets Borne on Knoblike Receptacles. Photographed in Field, 

 Mountains of Alta Verapaz, Guatemala, by O. F. Cook. Natural 

 Size. 



394—12 



