1021, U. 9. Dept. of Agriculture 
Plate VII. 
II 
American Varieties of Sweet Potatoes. IV. 
Fig 1.— Pumpkin Yam. a representative of the Pumpkin group. Fig. 2. — Foliage 
of the Pumpkin Yam. mature (above) and immature (below). Fig. 3. — 
Dooley. a popular variety and a representative of the Pumpkin group. Fig. 
4. R*ed Jersey, a "member of the Jersey group, largely grown for commercial 
purposes. 
