Taxonomy of Dianthus (Caryophyllaceae) - overall phylogenetic relationships and assessment of species diversity based on a first comprehensive checklist of the genus Author Fassou, Georgia University of Patras, School of Natural Sciences, Department of Biology, Division of Plant Biology, Laboratory of Botany, Patras, Achaia GR- 26504, Greece Author Korotkova, Nadja https://orcid.org/0000-0003-0106-3209 Botanischer Garten und Botanisches Museum Berlin, Freie Universitaet Berlin, Koenigin-Luise-Strasse 6 - 8, 14195 Berlin, Germany Author Nersesyan, Anush A. Takhtajyan Institute of Botany, Armenian National Academy of Sciences, National Academy of Sciences of the Republic of Armenia, Acharyan st. 1, 0040 Yerevan, Armenia Author Koch, Marcus A. https://orcid.org/0000-0002-1693-6829 Centre for Organismal Studies (COS) Heidelberg, Department of Biodiversity and Plant Systematics / Botanic Garden and Herbarium Heidelberg (HEID), University of Heidelberg Im Neuenheimer Feld 345, 69120 Heidelberg, Germany Author Dimopoulos, Panayotis University of Patras, School of Natural Sciences, Department of Biology, Division of Plant Biology, Laboratory of Botany, Patras, Achaia GR- 26504, Greece Author Borsch, Thomas Botanischer Garten und Botanisches Museum Berlin, Freie Universitaet Berlin, Koenigin-Luise-Strasse 6 - 8, 14195 Berlin, Germany t.borsch@bo.berlin text PhytoKeys 2022 2022-05-23 196 91 214 http://dx.doi.org/10.3897/phytokeys.196.77940 journal article http://dx.doi.org/10.3897/phytokeys.196.77940 1314-2003-196-91 9AB876E6E694518B824817FD23421268 Dianthus quadridentatus (Sm.) Fassou, N.Korotkova, Dimop. & Borsch comb. nov. ≡ Velezia quadridentata Sm. in Sibthorp & Smith, Fl. Graec. Prodr. 1: 283. 1809. Type . not designated; original material: "In Asia minori", Sibthorp s.n. (OXF Sib-FG Sib-0954!, K000077455!).