A new classification system and taxonomic synopsis for Malpighiaceae (Malpighiales, Rosids) based on molecular phylogenetics, morphology, palynology, and chemistry Author de Almeida, Rafael F. 0000-0002-9562-9287 Universidade Estadual de Goiás, Campus Sudoeste, Quirinópolis, Goiás, Brazil & Royal Botanical Gardens, Kew, Richmond, UK Author de Morais, Isa L. 0000-0001-8748-9723 Universidade Estadual de Goiás, Campus Sudoeste, Quirinópolis, Goiás, Brazil Author Alves-Silva, Thais https://orcid.org/0009-0001-0760-6019 Universidade Estadual de Goiás, Campus Sudoeste, Quirinópolis, Goiás, Brazil Author Antonio-Domingues, Higor 0000-0001-9405-1930 Royal Botanical Gardens, Kew, Richmond, UK Author Pellegrini, Marco O. O. 0000-0002-8783-1362 Royal Botanical Gardens, Kew, Richmond, UK text PhytoKeys 2024 2024-05-22 242 69 138 journal article 10.3897/phytokeys.242.117469 2.7. 14. Mezia Schwacke ex Nied. in Engler & Prantl, Nat. Pflanzenfam. III, 4: 58. 1890 . Fig. 7 D = Stenocalyx Turcz. , Bull. Soc. Imp. Naturalistes Moscou 31 (1): 393. 1858, nom. illeg., non Stenocalyx O. Berg. (1856) . Type species: Stenocalyx involutus Turcz. [= Mezia includens (Benth.) Cuatrec. ]. Type species. Mezia araujoi Schwacke ex Nied. Notes. Mezia comprises 15 currently accepted species (eight threatened species; Suppl. material 1 ) of lianas endemic to the rainforests of the Amazon and Atlantic rainforest biomes in South America ( Bolivia , Brazil , Colombia , Ecuador , French Guiana, Guyana , Peru , Suriname , and Venezuela ) and Panama , Central America ( POWO 2024 ). For a taxonomic treatment for all species of Mezia , see Anderson and Anderson (2018) .