- belonging to the Rubiaceae, the madder family of plants.
Compare madder family.
Origin of rubiaceous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- of, relating to, or belonging to the Rubiaceae, a widely distributed family of trees, shrubs, and herbaceous plants that includes the coffee and cinchona trees, gardenia, madder, and bedstraws
C19: from New Latin Rubiaceae, from Latin rubia madder, from rubeus red