Inventory 46, Seeds and Plants Imported. 



Plate VI. 



TOijj 



Another Form of Yampee, 



from the Canal Zone. 

 No. 42054. I 



DlOSCOREA SP., S. P. I. 



The superior keeping quality in the Tropics of the true yam as compared with the cassava or the 

 sweel potato is a very importanl factor. These '. ubers were reported in lie of the same varii I y as 

 those shown in Plate V, though, as will he seen, they an' very different in appearance. Thej 

 illustrate the fad thai this importanl group of food plants deserves more serious consideration 

 from horticulturists than M has hitherto received, t Photographed, natural size, by E. L. Crandall, 

 March -'. 1916; P19481FS.) 



