#field_corn__fieldcorn  corn grown primarily for animal feed or market grain
  supertype:  #Indian_corn__corn__maize__Zea_mays  tall annual cereal grass bearing kernels on large ears: widely cultivated in America in many varieties; the principal cereal in Mexico and Central and South America since pre-Columbian times
  subtype:  #dent_corn__Zea_mays_indentata  corn whose kernels contain both hard and soft starch and become indented at maturity
  subtype:  #flint_corn__flintcorn__flint_maize__flintmaize__Yankee_corn__Zea_mays_indurata  corn having kernels with a hard outer layer enclosing the soft endosperm
  subtype:  #soft_corn__flour_corn__flourcorn__squaw_corn__squawcorn__Zea_mays_amylacea  corn having kernels almost entirely of soft starch

No statement uses or specializes #field_corn; click here to add one.