A revision and addition of Euphorbiaceae from Henan

7 Species (Phyllathus virgatus, Bischofia javanica, Mallotus philippensis, M. paxii, Euphorbia maculata, E. kansuensis and E. micrantina) of Euphorbiaceae, which were not recorded in Flora of Henan, are reported. Besides, a revision is also given of the scientific names and taxonomy of some taxons.