32 The Potato 



Group 2. — Rural Group. 



Rural New Yorker is the type of the group. Tubers character- 

 istically short, smooth and flattened. Skin white. Eyes 

 generally shallow. 



Group 3. — Leo Group. 



Plants upright in habit ; little or no purple in stems. Tubers 

 roundish or somewhat elongated with uneven surface. 



Group 4. — Woltman Group. 



Plants medium erect; foliage fairly dense. Tubers similar to 

 those of Leo group. Group not very well defined. 



Group 5. ^— Endurance Group. 



Plants very recumbent ; leaves pure green. Tubers light in color ; 

 elongated to medium in length. 



Group 6. — Factor Group. 



Plants fairly erect, with dense foliage. Tubers generally roundish 

 or short elliptical ; comparatively even surface. 



Group 7. — Sharpe's Express. 



Plants moderately erect; foliage dark green. Tubers rounded 

 or slightly elongated and surface comparatively even. Flowers 

 white. 



Group 8. — Green Mountain Group. 



Plants medium upright ; stem free from purple. Tubers medium 

 in length with a tendency toward oblong form; white and 

 slightly netted skin. Eyes sunken somewhat. 



