belonging to the plant family Valerianaceae.
Compare valerian family.
Origin of valerianaceous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
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
Word Origin for valerianaceous
C19: from New Latin; see valerian
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012