duce an effect along the lines of that obtained in hybridization. Seed from these 
blends should not be used for planting purposes as the individual types are soon lost 
through cross pollination. 
Cucumbers are generally described as “White Spine” or “Black Spine.” The 
term “White Spine” refers to the color of the mature fruit and indicates a white color 
when ripe. The term “Black Spine” indicates the cucumber will be yellow at maturity. 
In our descriptions, size and weight applies to fully matured fruits and the term 
“edible in days” includes the growing period from planting date to the time the va¬ 
riety is used for its individual purpose, that is, for pickling or slicing. These dimen¬ 
sions and maturity dates are mainly obtained in Colorado under average growing 
conditions. 
NINE 
