A division of a type covering closely related grades based on certain characteristics which are related to stalk position or the general quality of the tobacco. Groups in Burley, Types 31 and 93, are as follows: Flyings (X), Lugs or Cutters (C), Leaf (B), Tips (T), Mixed (M), Nondescript (N), and Scrap (S).
7 C.F.R. §29.3031