Lewis & Short

verno, āre, v. n. [ver], to appear like spring, to flourish, be verdant; to spring, bloom, grow young, renew itself, etc. (poet. and in post-Aug. prose; syn. vireo).

  1. I. Lit.: humus, Ov. M. 7, 284: arbores fruticesque, Plin. 22, 22, 46, § 95: caelum, id. 7, 2, 2, § 26: caelum bis floribus, Flor. 1, 16, 3: in Italiā aër semper quodammodo vernat vel auctumnat, Plin. 2, 50, 51, § 136: silva vernat, Sen. Herc. Oet. 380: vernantia lilia, blooming, Col. 10, 270: avis, i. e. begins to sing, Ov. Tr. 3, 12, 8; cf. apes, Col. 9, 9, 1; hence also: ager arguto passere, becomes enlivened again, resounds anew, Mart. 9, 55, 8: anguis, i. e. sheds its skin, Plin. 8, 27, 41, § 99.
  2. II. Transf.: cum tibi vernarent dubiā lanugine malae, get the first down, Mart. 2, 61, 1: dum vernat sanguis, is young or lively, Prop. 4 (5), 5, 57: senio vernante, Claud. Laud. Stil. 1, 316.