“…As part of ongoing researches on the taxonomy of Amaranthaceae in several projects, including the new edition of the Italian Flora (editor, Prof. S. Pignatti), the "Italian Loci Classici Census" initiative (see Domina et al 2012, Peruzzi et al 2015, the Euro+Med PlantBase, the Compendium Programme CAB International (by D. Iamonico, see e.g., Iamonico 2010, 2011, 2012a, 2013a, 2013b, 2014a, 2014b, 2014c, 2014d, 2015a, 2015b, Iamonico & Das 2014, Iamonico & Jarvis 2012, Iamonico & Kadereit 2012, Iamonico & Somlyay 2014, Iamonico & Sánchez del Pino 2014, and on the nomenclature of the names published by R. de Visiani (by M. Clementi, see e.g. Clementi et al 2014, 2015a, 2015b, we here present a joined contribution concerning the four names belonging to Amaranthaceae Juss.…”