belonging to the Euphorbiaceae, the spurge family of plants.
Compare spurge family.
Origin of euphorbiaceous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
of, relating to, or belonging to the Euphorbiaceae, a family of plants typically having capsular fruits: includes the spurges, the castor oil and cassava plants, cascarilla, and poinsettia
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