This group consists of leaves that normally grow near the bottom of the stalk. Leaves of the X group usually have a high degree of maturity and show ground injury.

Open Table
Grades Grade names and specifications
X1L Choice Light-brown Lugs.
          Thin, ripe, firm, oily, normal strength, clear finish, moderate color intensity, 95 percent uniform, and 5 percent injury tolerance.
X2L Fine Light-brown Lugs.
          Thin, ripe, firm, oily, normal strength, clear finish, moderate color intensity, 90 percent uniform, and 10 percent injury tolerance.
X3L Good Light-brown Lugs.
          Thin, ripe, firm, oily, normal dull finish, pale color intensity, 80 percent uniform, and 20 percent injury tolerance.
X4L Fair Light-brown Lugs.
          Thin, mature, open, lean in oil, weak, dull finish, pale color intensity, 70 percent uniform, and 30 percent injury tolerance.
X5L Low Light-brown Lugs.
          Thin, mature, open, lean in oil, weak, dull finish, pale color intensity, 60 percent uniform, and 40 percent injury tolerance.
X1F Choice Medium-brown Lugs.
          Medium body, ripe, firm, oily, normal strength, clear finish, moderate color intensity, 95 percent uniform, and 5 percent injury tolerance.
X2F Fine Medium-brown Lugs.
          Medium body, ripe, firm, oily, normal strength, clear finish, moderate color intensity, 90 percent uniform, and 10 percent injury tolerance.
X3F Good Medium-brown Lugs.      Medium body, ripe, firm, lean in oil, weak, dull finish, pale color intensity, 80 percent uniform, and 20 percent injury tolerance.
X4F Fair Medium-brown Lugs.
          Thin to medium body, mature, open, lean in oil, weak, dull finish, pale color intensity, 70 percent uniform, and 30 percent injury tolerance.
X5F Low Medium-brown Lugs.
          Thin to medium body, mature, open, lean in oil, weak, dull finish, pale color intensity, 60 percent uniform, and 40 percent injury tolerance.
X1D Choice Dark-brown Lugs.
          Medium to heavy body, ripe, firm, oily, normal strength, clear finish, moderate color intensity, 95 percent uniform, and 5 percent injury tolerance.
X2D Fine Dark-brown Lugs.
          Medium to heavy body, ripe, firm, oily, normal strength, clear finish, moderate color intensity, 90 percent uniform, and 10 percent injury tolerance.
X3D Good Dark-brown Lugs.
          Medium to heavy body, ripe, firm, lean in oil, weak, dull finish, pale color intensity, 80 percent uniform, and 20 percent injury tolerance.
X4D Fair Dark-brown Lugs.
          Medium to heavy body, mature, open, lean in oil, weak, dull finish, pale color intensity, 70 percent uniform, and 30 percent injury tolerance.
X5D Low Dark-brown Lugs.
          Thin to heavy, mature, open, lean in oil, weak, dull finish, pale color intensity, 60 percent uniform, and 40 percent injury tolerance.
X3M Good Mixed Color or Variegated Lugs.
          Thin to heavy, ripe, firm, lean in oil, weak, dull finish, 80 percent uniform, and 20 percent injury tolerance.
X4M Fair Mixed Color or Variegated Lugs.
          Thin to heavy, mature, close, lean in oil, weak, dull finish, 70 percent uniform, and 30 percent injury tolerance.
X5M Low Mixed Color or Variegated Lugs.
          Thin to heavy, mature, close, lean in oil, weak, dull finish, 60 percent uniform, and 40 percent injury tolerance.
X3VF Good Greenish Medium-brown Lugs.
          Medium body, mature, firm, lean in oil, weak, dull finish, 80 percent uniform, and 20 percent injury tolerance.
X4VF Fair Greenish Medium-brown Lugs.
          Thin to medium body, mature, close, lean in oil, weak, dull finish, 70 percent uniform, and 30 percent injury tolerance.
X5VF Low Greenish Medium-brown Lugs.
          Thin to medium body, mature, close, lean in oil, weak, dull finish, 60 percent uniform, and 40 percent injury tolerance.
X3G Good Green Lugs.
          Medium to heavy body, mature, firm, weak, lean in oil, dull finish, 80 percent uniform, and 20 percent injury tolerance.
X4G Fair Green Lugs.
          Thin to medium body, immature, close, lean in oil, weak, dull finish, 70 percent uniform, and 30 percent injury tolerance.
X5G Low Green Lugs.
          Thin to medium body, immature, close, lean in oil, weak, dull finish, 60 percent uniform, and 40 percent injury tolerance.

[37 FR 13626, July 12, 1972, as amended at 49 FR 16757, Apr. 20, 1984; 51 FR 40407, Nov. 7, 1986]


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