Z PLANT MATERIAL INTRODUCED 



Other collections, particularly of ornamentals, are recorded for the permanent 

 collections of the several plant-introduction gardens maintained by this Division, 

 particularly collections of species and varieties of maple. 



The botanical determinations were made and the nomenclature determined by 

 the late- H. C. Skeels, 1 who had general supervision of this inventory. 



Knowles A. Ryerson, 

 Principal Horticulturist, in Charge. 



Division of Foreign Plant Introduction, 

 Washington, D.C., October 27, 1933: 



i Died Jan. 3, 1934. 





