Recognition of the genus Thaumatophyllum Schott - formerly Philodendron subg. Meconostigma (Araceae) - based on molecular and morphological evidence Author Sakuragui, Cassia Monica Universidade Federal do Rio de Janeiro, Centro de Ciencias da Saude, Instituto de Biologia, Departamento de Botanica, Av. Carlos Chagas Filho, 373 - Sala A 1 - 088 - Bloco A, Ilha do Fundao, Rio de Janeiro, RJ, CEP 21941 - 902, Brazil cmsakura12@gmail.com Author Calazans, Luana Silva Braucks https://orcid.org/0000-0002-3308-3725 Universidade Federal do Rio de Janeiro, Centro de Ciencias da Saude, Instituto de Biologia, Departamento de Botanica, Av. Carlos Chagas Filho, 373 - Sala A 1 - 088 - Bloco A, Ilha do Fundao, Rio de Janeiro, RJ, CEP 21941 - 902, Brazil Author Oliveira, Leticia Loss de Universidade do Estado do Rio de Janeiro, Centro de Educacao e Humanidades, Instituto de Aplicacao Fernando Rodrigues da Silveira, Rua Santa Alexandrina, 288, Rio Comprido, Rio de Janeiro, RJ, CEP 20261 - 232, Brazil Author Morais, Erica Barroso de University of Zurich, Department of Systematic and Evolutionary Botany, 8008 Zurich, Switzerland Author Benko-Iseppon, Ana Maria Universidade Federal de Pernambuco, Centro de Biociencias / Genetica, Av. Prof. Moraes Rego, 1235, Recife, PE, CEP 50670 - 420, Brazil Author Vasconcelos, Santelmo Instituto Tecnologico Vale, Rua Boaventura da Silva, 955, Nazare, Belem, PA, CEP 66055 - 090, Brazil Author Schrago, Carlos Eduardo Guerra Universidade Federal do Rio de Janeiro, CCS, Instituto de Biologia, Departamento de Genetica, Av. Carlos Chagas Filho, 373 - Sala A 2 - 092 - Bloco A, Ilha do Fundao, Rio de Janeiro, RJ, CEP 21941 - 902, Brazil Author Mayo, Simon Joseph Royal Botanic Gardens, Kew, Richmond, Surrey, TW 9 3 AB, UK text PhytoKeys 2018 2018-05-02 98 51 71 http://dx.doi.org/10.3897/phytokeys.98.25044 journal article http://dx.doi.org/10.3897/phytokeys.98.25044 1314-2003-98-51 FF8F8C39FFFC333AA91B9B43FF94FFBA 1244349 Thaumatophyllum bipinnatifidum (Schott ex Endl.) Sakur., Calazans & Mayo comb. nov. Philodendron bipinnatifidum Schott ex Endl., Gen. Pl. 1(3): 237. 1837. Philodendron bipinnatifidum Type. Illustration in Schott Icones Aroideae N° 2640 (lectotype, designated by Sakuragui et al. 2011 ); Brazil, Rio de Janeiro, Arraial do Cabo, 13 Feb. 2012, L.S.B. Calazans et al. 170 (epitype, designated by Sakuragui et al. 2011 : RB). Philodendron selloum C.Koch, Index Seminum (B) 1853 (App.): 14. 1853. Philodendron selloum Type. Plant cultivated at Berlin Botanic Garden, C. Koch s.n. (lectotype, designated by Sakuragui et al. 2011 : K, tracing). Philodendron pygmaeum Chodat & Vischer, Bull. Soc. Bot. Genève 11: 299. 1919 publ. 1920. Philodendron pygmaeum Type. Paraguay, Paraguari, 'Cerro Akahay' , 1914, R.H. Chodat & W. Vischer 358 (holotype: G).