Inventory 44, Seeds and Plants Imported. 



Plate XI. 



Giant Acorns of a Mexican Oak (Quercus insignis, S. P. I. No. 39723). 



A white oak which occurs in the vicinity of Huatusco, about midway down the Hanks of 

 Mount Orizaba in the State of Vera Cruz, Mexico, forming there trees 60to SOfcel high, 

 branching 30 or 40 feet from the ground; believed by Dr. Purpus t<> be capable ol accli- 

 matization in Florida, Porto Rico, and Hawaii. The acorns arc edible. (Photographed 

 by Mr. E. L. Crandall, Washington, D. C, May 21, 1918; natural size; P23880FS.) 



