ClipArt ETC
An ear of corn.

Corn

An ear of corn.

An unfertilized ear of corn. Only a few kernals formed.

Unfertilized corn

An unfertilized ear of corn. Only a few kernals formed.

"Diagram showing how, in Indian corn, the food from the upper and lower leaves finds its way into the ears." -Stevens, 1916

Indian Corn Food Circulation

"Diagram showing how, in Indian corn, the food from the upper and lower leaves finds its way into the…