Z PLANT MATERIAL INTRODUCED 



During the period of this inventory Prof. F. T. Bioletti and Knowles A. 

 Ryerson, agricultural explorers, were in north Africa and from Tunis and 

 Morocco sent seeds and cuttings of apricots (Prunus armeniaca. Nos. 88597- 

 S8606, 88704-88714, 88872-S8S97, 88937-88946, S894S-8S965 ) , peaches (Amygdalus 

 persica, No. 88870) and lemon (Citrus limonia, No. 88871), all of which will be 

 used by our department plant breeders. 



The specialists working with sugarcane have received from Barbados, British 

 West Indies, shipments of cuttings of Saecharum officinarum (Nos. 88610- 

 88670,89173). 



The botanical determinations of these introductions have been made and the 

 nomenclature determined by H. C. Skeels. who has had general supervision of 

 this inventory. 



Knowles A. Ryerson. 

 Principal Horticulturist, in Charge. 



Division of Foreign Plant Introduction. 



Washington, D. C, September 11, 1931. 



