This family includes the dreadsome Leafy Spurge, an invasive plant, and Poinsettia, Tapioca, Castor Bean, and other varieties, some of whom are like huge cactus. They have milky sap, which can be caustic, and most are toxic. As of January 2018, APG IV has placed Family Euphorbiaceae in Order Malpighiales. Euphorbia brachycera is a synonym.