Inventory 42, Seeds and Plants Imported. 



Plate I. 



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



A white oak which occurs about midway down the Hanks of Mount Orizaba, forming i here trees 

 GO to 80 feet high branching 30 or 40 feet from the ground. Believed by Dr. (.'. A. Purpus calla- 

 ble of acclimatization in Florida, l'orto Rico, and Hawaii. The acorns are edible. Photo- 

 graphed, natural size, by Mr. E. L. Crandall, Washington, JD. C, March 14, 1914 (P13834FS). 



