eringeriana - H 14(2): 157 191. 2020. Jardim Botânico de Brasília http://revistas.jardimbotanico.ibict.br/ Taxonomic and nomenclatural notes on Zygopetalinae infraspecies (Orchidaceae) Thiago E. C. Meneguzzo* ABSTRACT Zygopetalinae: This Orchidaceaearticle presents nomenclatural notesBatemannia and keys on speciesParadisanthus and infraspecies of thePescatoria subtribe Promenaea( Zygopetalum), specifically the generaZygosepalum Lindl., Rchb.f., Rchb.f, Lindl., Hook. and Rchb.f., for which are proposed 15 new combinations,Key words: biodiversity, 44 new synonyms, neotropics, and 63 nomenclatural typifications. novelties, taxonomy. RESUMO (Notas taxonômicas e nomenclaturais em infraespécies de Zygopetalinae (Orchidaceae) : NesseZygopetalinae artigo são Orchidaceae apresentadas notas nomenclaturais e chaves paraBatemann espéciesia e infrasespéciesParadisanthus da subtribo Pescatoria ( Promenaea), especificamenteZygopetalu mpara os gênerosZygosepalum Lindl., Rchb.f., Rchb.f., Lindl., Hook. e Rchb.f., para os quais sã o propostas 15 novasPalavras combinações,-chave: biodiversidade, 44 novas sinonimizações neotrópico, e novida63 tipificações.des nomenclaturais, taxonomia. Zygopetalinae Orchidaceae The subtribe ( ) taxonomic morphological features. Their mainly occurs in the Neotropicset al. and has 37 generaet al. nomenclature had also been revised and whenever and ca. 400 species (Pupulin 2009, Chase necessary types were designated in order to fix the 2015). Based on molecular data, it is comprisedZygopetalum of use of the names, as well as keys for identification four lineages and groups:Dichaea the have been provided. Since unpublished thesis et are al. clade/grade,Cryptarrhena theR.B genus HuntleyaLindl., the genus not considered effective publication (Turland et al. r., and theZygopetalum clade/grade 2018: Art. 30.9), the author himself hereby (Whitten 2005). The clade/grade publishes part of his findings concerning the matter had been subject of recent taxonomic revision by of infraspecies (Meneguzzo 2018). Meneguzzo (2018). It is basal to the subtribe and is MATERIAL AND METHODS composedeastern Brazil of 13 genera which primarily occur in and secondly in the Guianas Shield This study uses standard methods of alpha and the Andes (Meneguzzo 2018). Several species taxonomy and was based on specimens examined were recircumscribed by the inclusion of new since 2008 from 98 collections in 86 herbaria synonyms and the combination of species to (acronyms according to Thiers 2020); those infraspecies for cases of constant but less relevant personally visited are in italic:- A (includes AMES, * Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, Rua Pacheco Leão 915, Jardim Botânico, 22460 030, Rio de Janeiro, Rio- de Janeiro, Brazil; Universidade de Brası́lia, Instituto de Ciências Biológicas, Departame-nto de- Botânica,- caixa postal 4457, 70919 970, Brası́lia, Distrito Federal, Brazil. [email protected]. https://orcid.org/0000 0003 4760 9588. 157 ALCB BHCB, BM, BR Meneguzzo,CEN, hort. T.E.C. Colley sub J. Bateman s.n. CEPECGH), AAU,, CESJ , ARIZ, B, , BRIT, C, , August- 1834, E , COAH,G COL, CR, G- DCCRI, GENTCTES, CUZ, CVRD, (lectotype Batemannia K L barcode lepida K0003954 68!). Figurein Moore 1A. & HB, ESA, F, FUEL,HEPH (includes, HERBAM, HJ), , HPUJ,, GOET, HRB HAL, Reichenbach , HBG,HUEFS HBR, IAN, IBGE, HTO, Reichenbach— (1878:S. loc. , ex558). hort. Type (designateds. leg. HUA,INPA ,K HUEM, HUFU,K-L HUTU,L U , ICN, here):s.n. BRAZIL. -R , January 1877, , JAUM,MBM (includes, MBML ), MG(includes , WAG), (lectotype W 38148s.d., E. onlyMorris bottom s.n. icon!). LE, LPB, M,OXF , MEXU,R, RB , MPU,des GFJP MO, ,MOL, GUA, Amazonas.- Negro River,S. loc., ex hort. E.K(excluded. Bailey NDG,ITA and NY, RUSU , P, PACA, PH, (incluSP, SPF UB, ass.n. type W R 30516!). -R , 1882, S. loc., UEC, UFMT ), RENZ,UPCB S, SBT, SEL, -, TO, s.d., (excludeds. leg. s.n. as type W 38148-R up icon!). , UFP, W, UPS (includesW-R UPS THUNB),WU (possible syn.syntype nov. W 38148 envelope US, USM, VEN, VIES, (includes ) and . The and bottomPetronia flowers!), regia herbarium material identified by the author for this Batemannia petroniaBarbosa Rodrigues (1877: study can be found at REFLORA (2020) and 107). nom. superfl. et illeg.Barbosa Rodrigues speciesLink (CRIA 2020). International (1891:— 131), Type (designated Code of NomenclatureNomenclature forfollows Algae, theFungi and Plants here): BRAZIL. Amazonas:J. Barbosa Manaus Rodrigues [“Manáos”], s.n. et al. Negro River, March, (Turland 2018). Types are designated when it (lectotype is the original illustration!in that Iconographie was to be was not possible to find internal or externalnal publisheddes Orchidées by J. duBarbosa Brésil Rodrigues evidence of a single element from the origi t. 299, deposited in the material and in a specific collection that strictlyet library of Jardim Botânico do Rio de Janeiro, bound correspondedal. to holotype (McNeill 2014, Turland in volume 5 of the book with same title published by 2018: Rec. 9A.1). Species and infraspecieset Barbosa Rodrigues 1996: 350, t. ’225!; typeonal definitionsal. follows the discussion in Meneguzzo specimen João Barbosa Rodrigues pers (2015). New synonyms are proposed for cases on herbarium Batemannia destroyed). yauaperiensis Barbosa which there were evidences of discontinuation or — overlap of a state or set of character states amongst Rodrigues (1891: 131). Type (designated here): two or more previously accepted species. BRAZIL.June, J. BarbosaAmazonas: Rodrigues Jauaperi s.n. [“Yauapery”] River, RESULTS AND DISCUSSION (lectotype is theJ. original illustration!in that Iconographie was to be des published Orchidées by du Batemannia colleyi BarbosaBrésil Rodrigues 1. t. 854, deposited in the library of Jardim Batemannia colleyi colleyi in Botânico do Rio de Janeiro, bound in volume 6 of the LindleyLycaste subsp. colleyi book with same title published by Barbosa Lindley (1834: t. 1714).nom. illeg. Maxilaria(Lindl.) colleyi RodriguesBarbos 1996: 380,’ t. 252 C!; type specimen João Planchon (1858: 70), nom. illeg. aBatemannia Rodrigues personalwolteriana herbarium destroyed). (Lindl.) Planchon —(1858: 72), s. loc.Type, ex Batemannia wolteriana Schlechter (1915a: (designated here): GUYANA. Demerara: nom.28). superfl. Schlechter (1915b:—S. loc. 52),, ex Type (designated here): H eringeriana - 14(2): 157 191. 2020. 158 Notes on Zygopetalinae. hort. P. Wolter s.n. , February, (neotype is the and petals light greenBatemannia to brown with lepida no maculae and illustration– later published by Schlechter 1915b: t. a white labellum. Rchb.f. has 5, fig. 7 14!; type B destroyed). been accepted in the taxonomic literature since its Batemannia colleyi peruviana publication, although it had not virtually been used , comb. etsubsp. stat. nov. Batemannia(Mast.) in herbarium specimens. The study of its Meneguzzoperuviana Masters Batemania nomenclatural type B.and colleyi protologue indicates the peruviana Batemannia(1895: peruviana 551), as “ differences of it with could be attributed to ”. Batemania peruviana nom.Rolfe superfl.(1895: the labellum midlobe which is somewhatB. lepida longererein and 193),Zygopetalum as “ peruvianum ”, narrower. Notwithstanding, is h (Mast.)— NicholsonS. loc.(1901:, ex formalizedB. colleyi as a synonym since it neatly fits within hort.747). Type (designatedMessrs. here): F. SanderPERU. and Sons s.n. the morphological range. Batemannia , March 1895, colleyi In the eastern distribution of (lectotype Batemannia K barcode leferenzii K000589110!). Figure 1B. , in PeruB. and peruviana Bolivia, a biological entity firstly — Senghas (1993: 171). described as ibed as B. leferenziiMast. occurs that was Type: BOLIVIA. La Paz: betweens.d., P.Coroica Leferenz andsub latersol redescr Senghas, based HeidelbergCaranavi, 50 Botanical km before GardenCaranavi, O -20702 ely on differences in the flower colouration. It is (holotype characterized by light green sepals and petals with HEID, isotypesyn. Roberto nov. Vásquez Chávez’s private red maculae that are confluent or not, light rose herbarium), labellum with small dark red spots, and midlobe BATEMANNIA COLLEYI whitere to light rose. Since this colour variation is KEY TO THE INFRASPECIES OF adily diagnosable, constant within its populations, i.e., there are no populations with 1. Flowers with sepals and petals light green to intermixed types ofB. flower colleyi colouration between this brown and no maculae, labellumB. colleyi white ……………….colleyi… eastern form and , it is herein proposed to ……………………………….…...….. subsp. be considered an infraBatemanniaspecific taxon colleyi at level of 1’.no Flowers with sepals and petals light green withae, subspecies,peruviana hence subsp. maculae or with confluent dark red macul (Mast.) Meneguzzo.Batemannia peruviana is labellum lateral lobes light rose with small dark red The authorship of spots, midlobe white toB. light colleyi rose ………peruvianum…………….…… herein attributed to Maxwell Tylden Masters (1895) ….………………….……….. subsp. who was editoral The and Gardeners’ writer of Chroniclethe unsigned matters Batemannia colleyi colleyi is an of the journ at that time Lindl. subsp. (Britten 1907). It is worthy noting that NicholsonB. epiphyte species that mainly grows in rainforests (1901)peruviana had to alsoThe Gardeners’attributed Chroniclethe publication of throughout northern South America, in Colombia, publication, - Venezuela, Guyana, Suriname, French Guiana, even though he omitted the authorB. as peruvi he alsoana did for northern and central