CONTENTS. 



Page. 



■ Introductory statement 5 



Inventory 9 



Botanical note and publication of a new name 69 



Index of common and scientific names 71 



ILLUSTRATIONS. 



Pa?e. 



Plate I. A collection of wild and cultivated potato and melluco tubers from 



South America. (S. P. I. Nos. 35703 to 35868) 16 



II. A grove of Chinese chestnut trees (Castanea molUssima) at San Tun 



Ying, China. (S. P. I. No. 35891) 16 



III. The trunk of an old Chinese chestnut tree (Castanea mollissima) near 



San Tun Ying, China. (S. P. I. No. 35891) 20 



rV". An elm-leaved flowering plum {Prunus triloba) at Peking, China. 



(S. P. I. No. 36112) 20 



V. A new Paraguayan fruit {Eugenia sp.) at Altadena, Cal. (S. P. I. No. 



36167) 60 



VI. Beds of ginseng (S. P. I. No. 36175) at Songdo, Chosen (Korea) 60 



3 



