STRAW n. 2 definitions
A stalk or stem of certain species of grain, pulse, etc., especially of wheat, rye, oats, barley, more rarely of buckwheat, beans, and pease.
STUBBLE n.
The stumps of wheat, rye, barley, oats, or buckwheat, left in the ground; the part of the stalk left by the scythe or sickle. "After the first crop is off, they plow in the wheast stubble." Mortimer. Stubble goose (Zoöl.), the graylag goose. [Prov. Eng.] Chaucer. -- Stubble rake, a rake with long teeth for gleaning in…
TRUNK n.
y, of a tree, apart from its limbs and roots; the main stem, without the branches; stock; stalk. About the mossy trunk I wound me soon, For, high from ground, the branches would require Thy utmost reach. Milton.