Alabaster, siue alabastrus, alabastri, masc. gen. & alabastrum neutri. Cic. Mart. A vessell made of alabaster, to keepe sweete oyntments in. Alabastrus, m. gen. per metaphoram. Plin. The budde of a rose: or the greene leaues that couer it.
Lewis and Short: Latin dictionary
ălăbaster, tri, m. (plur. also ălăba-stra, n.), = a)la/bastros, plur.-ra. I.A box or casket for perfumes, tapering to a point at the top, a box for unguents: alabaster plenus unguenti, Cic. Ac. Post. ap. Non. 545, 15: mulier habens alabastrum unguenti, Vulg. Matt. 26, 7; ib. Marc. 14, 3; ib. Luc. 7, 37: redolent alabastra, Mart. 11, 8, 9; Plin. 13, 2, 3, 19.—Hence, II.The form of a rose-bud, pointed at the top: in virides alabastros fastigato, Plin. 21, 4, 10, 14.