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CFR > Title 7 - Agriculture > SUBTITLE B—Regulations of the Department of Agriculture > CHAPTER I—AGRICULTURAL MARKETING SERVICE (Standards, Inspections, Marketing Practices), DEPARTMENT OF AGRICULTURE (parts 27 to 206) > SUBCHAPTER A—COMMODITY STANDARDS AND STANDARD CONTAINER REGULATIONS (parts 27 to 44) > PART 29—TOBACCO INSPECTION > SUBPART C—Standards (§29.1001 to §29.6131) > 29.2517—Fiber.
29.2517—Fiber.
The term applied to the veins in a tobacco leaf. The large central vein is called the midrib or stem. The smaller lateral and cross veins are considered from the standpoint of size and color.