potatoes — Also called Irish potato, white potato. the edible tuber of a cultivated plant, Solanum tuberosum, of the nightshade family.
roots — a part of the body of a plant that develops, typically, from the radicle and grows downward into the soil, anchoring the plant and absorbing nutriment and moisture.
jalap — the dried tuberous root of any of several plants, especially Exogonium purga, of the morning glory family, or the light yellowish powder derived from it, used in medicine chiefly as a purgative.
