adj.of or pertaining to or characteristic of plants of the family Plumbaginaceae
英汉双解大词典
plumbaginaceous/plʌmˌbædʒɪˈneɪʃəs/
1.
ADJ（形容词）
of, relating to, or belonging to the Plumbaginaceae, a family of typically coastal plants having flowers with a brightly coloured calyx and five styles: includes leadwort, thrift, and sea lavender 白花丹科的