Coryanthes charlesiana (Stanhopeinae, Cymbidieae, Orchidaceae), a new species from Brazil Author Chiron, Guy R. 0000-0003-0971-4715 Université de Lyon 1, Herbiers, F- 69622, Villeurbanne Cedex, France. & g. r. chiron @ wanadoo. fr; https: // orcid. org / 0000 - 0003 - 0971 - 4715 g.r.chiron@wanadoo.fr Author Marçal, Sidney 0000-0003-4924-6290 Laborquideas - Caixa postal 01, Cep 45615 - 000 Buerarema, BA, Brazil. & contato @ laborquideas. com. br; https: // orcid. org / 0000 - 0003 - 4924 - 6290 contato@laborquideas.com.br text Phytotaxa 2022 2022-12-08 575 2 173 178 http://dx.doi.org/10.11646/phytotaxa.575.2.7 journal article 204280 10.11646/phytotaxa.575.2.7 f18d62d5-2e82-4428-8f82-77ff1f252576 1179-3163 7413267 Key to the species with pubescent lips in the subgenus Coryanthes 1. Plants rather small, pseudobulbs up to 5–6 cm high ..........................................................................................................................2 - Plants bigger, pseudobulbs over 8–10 cm and up to 17 cm high .......................................................................................................3 2. Inflorescence ca. 10 cm long; flowers 2, white ................................................................................................. Coryanthes vasquezii - Inflorescence up to 30 cm long; flower 1, yellow with red spots........................................................................... Coryanthes lanata 3. Visible part of mesochile over 1.5 times higher than hypochile ........................................................................................................4 - Visible part of mesochile as high as or less high than hypochile .......................................................................................................6 4. Hypochile 2 times wider than deep, with a short pubescence covering almost all the abaxial face .................. Coryanthes tefeensis - Hypochile about as wide as deep, with a more limited pubescent area .............................................................................................5 5. Flower ca. 7 cm high, mesochile adorned with warts, hypochile with a semicircular pubescence on the superior portion................ ........................................................................................................................................................................ Coryanthes maduroana - Flower ca. 9 cm high, mesochile without any wart, hypochile pubescent only on a median abaxial strip........ Coryanthes bergoldii 6. Apex of the hypochile long acuminate........................................................................................................... Coryanthes cavalcantei - Apex of the hypochile rather truncate ................................................................................................................................................7 7. Flowers cream, pubescence of the hypochile restricted to the longitudinal clefts, mesochile pubescent on an abaxial median longitudinal strip............................................................................................................................................... Coryanthes miuaensis - Flowers yellow, pubescence of the hypochile covering a broad median band, mesochile glabrous............. Coryanthes charlesiana