I.of or pertaining to a tree: “frondes arboreae,” Ov. M. 1, 632; 4, 637: “radix,” id. ib. 8, 379: “umbra,” id. ib. 10, 129: “fetus = poma,” id. ib. 4, 125; 10, 665; 13, 820; 14, 625; “15, 97: fetus,” Verg. G. 1, 55; Col. poët. 10, 401: fruges, Cornif. ap. Serv. ad Verg. G. 1, 55: coma, tresses, locks, i. e. leaves, = frondes, Prop. 3, 14, 28: “comae,” Ov. Am. 2, 16, 36: “frondes,” id. ib. 3, 5, 7: “folia,” Plin. 21, 15, 51, § 87: “cornua cervorum,” branching, Verg. A. 1, 190: “telum coruscat, Ingens, arboreum,” huge, like a tree, id. ib. 12, 888: “Harundini Indicae (est) arborea amplitudo,” attains the size of a tree, Plin. 16, 36, 65, § 162.
arbŏrĕus (arbŏrĭus , Varr. L. L. 5, § 137 Müll.), a, um, adj. id.,