Continuing a series of miscellaneous contributions, by various authors, where hitherto unpublished data relevant to the Med-Checklist project are presented, this instalment deals with the families Aizoaceae, Amaranthaceae, Asclepiadaceae, Boraginaceae, Casuarinaceae, Chenopodiaceae, Compositae, Convolvulaceae, Cruciferae, Euphorbiaceae, Labiatae, Leguminosae, Linaceae, Malvaceae, Polygonaceae, Rubiaceae, Solanaceae, Ulmaceae; Gramineae, Iridaceae, Lemnaceae and Liliaceae. It includes new country and area records, taxonomic and distributional considerations. A new species of Allium is described and a new combination is proposed in Rhaponticoides.