The monophyly of Euphorbiaceae had long been held in doubt by some, but the first strong evidence of its polyphyly came in 1993 with the first maximum parsimony analysis of DNA sequences of the gene rbcL from a large number of seed plants.
nom. illeg., a taxonomic synonym of Sauropus, a genus of herbs, shrubs and subshrubs in the Phyllanthaceae, and a later homonym of Diplomorpha Meisn.