This is the seventeenth of a series of miscellaneous contributions, by various authors, where hitherto unpublished data
relevant to both the Med-Checklist and the Euro+Med (or Sisyphus) projects are presented. This instalment deals with the families Aizoaceae, Anacardiaceae, Asparagaceae, Bignoniaceae, Boraginaceae, Cannabaceae, Caryophyllaceae, Casuarinaceae,
Chenopodiaceae, Compositae, Crassulaceae, Cyperaceae, Euphorbiaceae, Gentianaceae, Gramineae, Iridaceae, Labiatae, Leguminosae, Malvaceae, Myrtaceae, Oleaceae, Onagraceae, Orobanchaceae, Oxalidaceae, Papaveraceae, Portulacaceae, Ranunculaceae,
Rosaceae, Rubiaceae, Sapindaceae, Sapotaceae, Solanaceae, Typhaceae, Violaceae and Vitaceae. It includes new country
and area records and taxonomic and distributional considerations for taxa in Acer, Ampelopsis, Argania, Blackstonia, Buglossoides,
Carduus, Carex, Casuarina, Celtis, Chenopodium, Clematis, Eleusine, Elytrigia, Eucalyptus, Euphorbia, Euphrasia, Fraxinus,
Galium, Hibiscus, Hieracium, Iris, Koelreuteria, Lathyrus, Loeflingia, Ludwigia, Malus, Melampyrum, Mesembryanthemum, Muscari, Orobanche, Oxalis, Papaver, Physalis, Podranea, Portulaca, Pseudodictamnus, Pulmonaria, Ranunculus, Schinus, Sedum, Stachys, Typha, Viola and Vitis, and a new combination in Pseudodictamnus.