Galasso Gabriele, Domina Gianniantonio, Ardenghi Nicola M. G., Aristarchi Claudio, Bacchetta Gianluigi, Bartolucci Fabrizio, Bonari Gianmaria, Bouvet Daniela, Brundu Giuseppe, Buono Sergio, Caldarella Orazio, Calvia Giacomo, Cano-Ortiz Ana, Corti Emilio, D’Amico Francesco S., D’Antraccoli Marco, Di Turi Alessandra, Dutto Moreno, Fanfarillo Emanuele, Ferretti Giulio, Fiaschi Tiberio, Ganz Claudia, Guarino Riccardo,
Iberite Mauro, Laface Valentina L. A., La Rosa Alfonso, Lastrucci Lorenzo, Latini Marta, Lazzaro Lorenzo, Lonati Michele, Lozano Vanessa, Luchino Fabio, Magrini Sara, Mainetti Andrea, Manca Manuela, Mugnai Michele, Musarella Carmelo M., Nicolella Gianluca, Olivieri Nicola, Orrù Ines, Pazienza Gaetano, Peruzzi Lorenzo, Podda Lina, Prosser Filippo, Ravetto Enri Simone, Restivo Silvana, Roma-Marzio Francesco, Ruggero Alessandro, Scoppola Anna, Selvi Federico, Spampinato Giovanni, Stinca Adriano, Terzi Massimo, Tiburtini Manuel, Tornatore Emilia, Vetromile Roberto, Nepi Chiara
In this contribution, new data concerning the distribution of vascular flora alien to Italy are presented. It includes new records, confirmations, and status changes for Italy or for Italian administrative regions of
taxa in the genera Abies, Actinidia, Alooe, Amaryllis, Anredera, Arctotheca, Bidens, Cardiospermum, Celosia, Commelina, Cotoneaster, Cyclamen, Eclipta, Euphorbia, Grevillea, Hedera, Hibiscus, Impatiens, Juglans, Kalanchoe, Koelreuteria, Lindernia, Melinis, Myriophyllum, Nandina, Nicotiana, Oenothera, Oxalis, Parthenocissus, Phoenix, Phyllanthus, Physalis, Plumbago, Pteris, Quercus, Setaria, Symphytum, Tagetes, and Washingtonia. Nomenclatural and distribution updates, published elsewhere are provided as Suppl. material 1.