Lewis & Short

caulis (cōlis, Cato, R. R. 35, 2; Varr. R. R. 1, 31, 2; 1, 41, 6; Col. 5, 6, 36; id. Arb. 9, 2; also in Hor. S. 2, 4, 15, the best MSS have colis; and coles, Cels. 6, 18, 2; cf. cauliculus), is, m., = καυλός,

  1. I. the stalk or stem of a plant: brassicae, Cato, R. R. 157, 2: cepae, Col. 11, 3, 21 and 58: fabarum, Plin. 18, 12, 30, § 120 et saep.: dictamni, Verg. A. 12, 413.
    Of the vine, the tendrils, Cato, R. R. 33, 4; Col. 4, 7, 2.
    B κατ’ ἐξοχήν, a cabbage-stalk, a cabbage, colewort, Cic. N. D. 2, 47, 120; Hor. S. 1, 3, 116; 2, 4, 15; 2, 2, 62; 2, 3, 125; Col 10, 369; 12, 7, 5; Plin. 17, 24, 37, § 240.
  2. II. Of things of a similar form.
    1. A. Pennae, a quill Plin. 11, 39, 94, § 228.
    2. B. The stem or bony part of an ox’ s tail, Plin. 11, 50, 111, § 265.
    3. C. In insects, a tube by which eggs are deposited, Plin. 11, 29, 35, § 101.
    4. D. = membrum virile, Lucil. ap. Non. p. 399, 1: (coles), Cels. 6, 18, 2; cf. Serv. ad Verg. A. 12, 413.