a bulbous root

This root, about two handspans long and several fingers wide, is twisted and full of bulging protrusions. It is a pale brownish-yellow, with hair- like rootlets coming from eyes. Dirt fills the crevices between bulges.

It is a bulbous root.
It weighs half a pound.

You identify a bulbous root.
It is a plant.
It weighs six ounces, and it is worth about one lauren and sixteen celeb.
Its keywords are root, bulbous, and comfrey.