VARIETIES 



79 



7. Depth and frequency of eyes. Deep eyes (Fig. 21), 

 to some extent, are regarded as associated with robust- 



FIG. 21 — THREE FAVORITE SHAPES OF POTATOES 

 {Upper row, the broad surface ; lower row, the narrow surface.) 

 Beginning on the right, the small one is a flat-round; the center one, kid- 

 ney; the largest one, on the left, elongated oval. Notice the shallow, wide 

 eyes on the latter; they are the most desirable. The eyes of the flat-round 

 are too deep. 



ness and, frequently, coarseness. They are wasteful 

 in peeling. Deep eyes tend to hold moisture, which 

 hastens decay when the potatoes are stored. 



8. Time of ^naturity. In the Northern States pota- 



