Bot. [Cf. virides alabastros, used of rose-buds in Pliny.] (See quot.)
1706. Phillips, Alabastrum or Alabastrus … Among Herbalists, the Bud or green Leaves of Plants, which enclose the bottom of the Flowers, before they are spread.
1858. Gray, Bot. Text-bk., 395. Alabastrum, a flower-bud.
