valerianaceous

valerianaceous

(vəˌlɪərɪəˈneɪʃəs)
adj
(Botany) of, relating to, or belonging to the Valerianaceae, a family of herbaceous plants having, in some genera, the calyx of the flower reduced to a ring of hairs: includes valerian, spikenard, and corn salad
[C19: from New Latin; see valerian]