Obs. Pl. tuberes. [L. tuber masc. (the fruit), fem. (the tree).] A kind of apple, or the tree on which it grows.
c. 1440. Pallad. on Husb., II. 393. Now tuberis in quyncis me may graffe.
1546. Langley, Pol. Verg. De Invent., III. ii. 65 b. Zizypha and Tuberes two kyndes of apple trees.
1658. trans. Portas Nat. Magic, IV. vii. 124. Medlars, and the fruit Tuber may be shut up in pitchers, so to be preserved.