This group consists of leaves normally grown at or above the midportion of the stalk. Leaves of the B group have a pointed tip, tend to fold, usually are heavier in body than the other groups, and show little or no ground injury.
Code of Federal Regulations
[42 FR 21092, Apr. 25, 1977, as amended at 48 FR 29671, June 28, 1983; 49 FR 16756, Apr. 20, 1984; 51 FR 25028, July 10, 1986]