Table Of Content

AN INTERNATIONAL JOURNAL OF PLANT SYSTEMATICS AND BIODIVERSITY Editors-in-chief DRMARKNEWMAN DRNEILBELL Volume 74 (2017) PUBLISHEDBYTHEPRESSSYNDICATEOFTHEUNIVERSITYOF CAMBRIDGE ThePittBuilding,Trumpington,CambridgeCB21RP,UnitedKingdom CAMBRIDGEUNIVERSITYPRESS UPH,CambridgeCB28BS,UnitedKingdom 1LibertyPlaza,NewYork,NY10006,USA 477WilliamstownRoad,PortMelbourne,VIC3207,Australia CalleImpresores,20,28660BoadilladelMonte,Madrid,Spain LowerGroundFloor,NauticaBuilding,TheWaterClub,BeachRoad,Granger Bay,8005CapeTown,SouthAfrica ©Trusteesof theRoyalBotanicGardenEdinburgh(2017) PrintedintheUKbyBell&BainLtd,GlasgowG467UQ EDINBURGH JOURNAL OF BOTANY iii CONTENTSOFVOLUME74(2017) Vol.74,No.1,March2017 DoesAspleniumfalcatumexistinthePhilippines?A.E.Salgado 1 Typification of names in Eriocaulon in the Flora of Thailand and Flora of Cambodia, Laos and Vietnam. P. Souladeth, A. Prajaksood, J. A. N. Parnell&M.F.Newman 5 The woody vegetation of quartzite soils in a mountain landscape in the Atlantic Forest Domain (south-eastern Brazil): structure, diversity and implications for conservation. J. H. C. Ribeiro, C. R. Fonseca & F. A. Carvalho 15 An illustrated generic key and updated list of the grasses (Poaceae) of Belize.S.P.Sylvester 33 Six new species of Tetrapterys (Malpighiaceae). W. R. Anderson & C.Anderson 77 Carex drukyulensis (Cyperaceae), a ‘new’ species from the Himalayas (Bhutan).P.Jiménez-Mejías&H.J.Noltie 95 Bookreview Diatomsof theUnitedStates1.Taxonomy,UltrastructureandDescriptions of New Species and Other Rarely Reported Taxa from Lake Sediments in the Western U.S.A., edited by J. P. Kociolek, B. Laslandes, D. Bennett, E.Thomas,M.Brady&C.Graeff 103 Vol.74,No.2,July2017 Editorial.N.Bell 109 Two new Peruvian species of Begonia (Begoniaceae) and an amended descriptionof Begoniathyrsoidea.P.W.Moonlight&M.C.Tebbitt 111 Araucaria goroensis (Araucariaceae), a new monkey puzzle from New Caledonia, and nomenclatural notes on Araucaria muelleri. R. R. Mill, M.Ruhsam,P.I.Thomas,M.F.Gardner&P.M.Hollingsworth 123 A new species of Etlingera (Zingiberaceae) from Bougainville Island, PapuaNewGuinea.A.D.Poulsen&B.B.Bau 141 Fournewspeciesof Begonia(Begoniaceae)fromThailand.T.Phutthai& M.Hughes 149 iv VOLUME CONTENTS Rhododendron stanleyi S. James & Argent: a new Rhododendron species (Ericaceae, subgenus Vireya) from Papua New Guinea. S. A. James & G.Argent 163 Twonewspeciesof Paphiopedilum(Orchidaceae:Cypripedioideae)section BarbatafromSumatra,Indonesia.D.Metusala 169 Taxonomy of Begonia albomaculata and description of two new species endemictoPeru.P.W.Moonlight,M.Hughes&M.C.Tebbitt 179 TaxonomyoftheBegoniatiliifoliagroup,includingdescriptionsoftwonew species.M.C.Tebbitt,M.Hughes,Á.J.Pérez&P.W.Moonlight 199 Recircumscriptionandnewsynonymsof Begoniaacerifolia(Begoniaceae) and amended descriptions of the poorly known B. hydrophylloides and B.velata.M.C.Tebbitt 217 Two new taxa of Ornithoboea (Gesneriaceae) from Thailand. D. J. Middleton,C.Puglisi&S.Suddee 229 Curcumaprasina(Zingiberaceae),anewspeciesfromThailand.J.Leong- Škornicˇková,D.J.Middleton,P.Triboun&S.Suddee 245 Bookreview Rosellinia–aWorldMonograph,byL.E.Petrini 251 Vol.74,No.3,November2017 Roscoea megalantha (Zingiberaceae), a new species from eastern Bhutan andIndia.T.Yoshida,R.Yangzom&M.F.Newman 255 A reassessment of the status of three taxa within the Rhododendron formosumcomplex(Ericaceae:subsect.Maddenia)fromNortheastIndia. A.A.Mao,D.K.Roy&K.Rushforth 265 ApopulationofLychnophoraericoidesMart.(arnica)(Asteraceae)isprone to extinction in a savanna of Central Brazil. S. Ribeiro-Silva, M. B. Medeiros,V.V.F.Lima,A.B.Giroldo,S.E.deNoronha&F.O.Resende 281 Doenvironmentalfactorsaffectthetaxonomicreliabilityof leaf cuticular micromorphological characters? A case study in Podocarpaceae. J. A. R. Clugston,C.E.Jeffree,A.Ahrends&R.R.Mill 299 The stomatal complex of Podocarpus observed in cross-section using cryofracture:apreliminarystudy.M.Whiting,R.R.Mill&C.E.Jeffree 345 Bookreviews Diatoms and the Continuing Relevance of Morphology to Studies on Taxonomy,SystematicsandBiogeography.CelebratingtheWorkandImpact of Patricia A. Sims on the Occasion of her 80th Birthday, edited by J.Witkowski,D.Williams&J.P.Kociolek 365 EDINBURGH JOURNAL OF BOTANY v Syllabusof PlantFamilies.A.Engler’sSyllabusderPflanzenfamilien,13th edition. Part 2/1: Photoautotrophic Eukaryotic Algae. Glaucocystophyta, Cryptophyta, Dinophyta/Dinozoa, Haptophyta, Heterokontophyta/ Ochrophyta, Chlorarachniophyta/Cercozoa, Euglenophyta Euglenozoa, Chlorophyta,Streptophytap.p.,editedbyW.Frey 366 Nepal: an Introduction to the Natural History, Ecology and Human Environmentof theHimalayas.ACompaniontotheFloraof Nepal,edited byG.Miehe,C.Pendry&R.Chaudhary 370 Errata Amonographicrevisionof Retrophyllum(Podocarpaceae) 375 ReviewersforVolume74 377 IndextoVolume74 379 Volumecontents Life Sciences Books and Journals from Cambridge University Press Cambridge is one of the leading publishers in ecology and conservation biology and publishes high quality texts and research across the breadth of the life sciences, focusing particularly on animal behaviour, biological anthropology, evolutionary biology, computational and systems biology, as well as statistics and professional development titles for biologists. 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For all other use of material from the Journal permission should be sought from Cambridge or from the Open Access: Cambridge Open Option allows authors the option to make their articles freely available to American Branch of Cambridge University Press. everyone, immediately on publication. For further information see the online Instructions for Contributors Information on Edinburgh Journal of Botany and all other Cambridge journals can be accessed via at http://journals.cambridge.org/ejb. http://www.cambridge.org/. © Trustees of the Royal Botanic Garden Edinburgh Disclaimer: The views expressed in Edinburgh Journal of Botany do not necessarily reflect those of the Editorial Board or of the Royal Botanic Garden Edinburgh. This journal issue has been printed on FSC-certified paper and cover board. FSC is an independent, nongovernmental, not-for-profit organisation established to promote the responsible management of the Typeset by Aptara, India. Printed by Bell & Bain, Glasgow. world’s forests. Please see www.fsc.org for information. © Trustees of the Royal Botanic Garden Edinburgh (2017). 0099660044228866__7744--33..iinndddd 22 0044//1100//1177 33::1155 PPMM EDINBURGH JOURNAL OF BOTANY E D VOLUME 74, NO. 3 (2017) I N B U CONTENTS R G Roscoea megalantha (Zingiberaceae), a new species from eastern Bhutan and India H T. YOSHIDA, R. YANGZOM & M. F. NEWMAN 255 J AN INTERNATIONAL JOURNAL OF PLANT A reassessment of the status of three taxa within the Rhododendron formosum complex O (Ericaceae: subsect. Maddenia) from Northeast India U SYSTEMATICS AND BIODIVERSITY A. A. MAO, D. K. ROY & K. RUSHFORTH 265 R A population of Lychnophora ericoides Mart. (arnica) (Asteraceae) is prone N to extinction in a savanna of Central Brazil A V 74, No. 3 S. RIBEIRO-SILVA, M. B. MEDEIROS, V. V. F. LIMA, A. B. GIROLDO, L OLUME S. E. DE NORONHA & F. O. RESENDE 281 O Do environmental factors affect the taxonomic reliability of leaf cuticular F micromorphological characters? A case study in Podocarpaceae J. A. R. CLUGSTON, C. E. JEFFREE, A. AHRENDS & R. R. MILL 299 B O The stomatal complex of Podocarpus observed in cross-section using cryofracture: a preliminary study T M. WHITING, R. R. MILL & C. E. JEFFREE 345 A N Book reviews Y Diatoms and the Continuing Relevance of Morphology to Studies on Taxonomy, Systematics and Biogeography. Celebrating theWork and Impact of Patricia A. Sims on the Occasion of her 80th Birthday, edited by J. Witkowski, D. Williams & J. P. Kociolek 365 Syllabus of Plant Families. A. Engler’s Syllabus der Pflanzenfamilien, 13th V edition. Part 2/1: Photoautotrophic Eukaryotic Algae. Glaucocystophyta, olu Cryptophyta, Dinophyta/Dinozoa, Haptophyta, Heterokontophyta/ m Ochrophyta, Chlorarachniophyta/Cercozoa, Euglenophyta Euglenozoa, e 7 Chlorophyta, Streptophyta p.p., edited by W. Frey 366 4 Nepal: an Introduction to the Natural History, Ecology and Human , N Environment of the Himalayas. A Companion to the Flora of Nepal, o edited by G. Miehe, C. Pendry & R. Chaudhary 370 . 3 , p A monographic revision of Retrophyllum (PodocaErprraacteaae) 375 p. 25 5 – Reviewers for Volume 74 377 3 9 4 Index to Volume 74 379 N Volume contents o v e The cover illustration, drawn by Mary Mendum, is of the diminutive alpine plant Sibbaldia m b procumbens, named in honour of one of the Royal Botanic Garden Edinburgh’s founders, e r Robert Sibbald. This plant is used, in a stylised form, as the Garden’s official logo. 2 0 1 7 Date of print copy publication of Edinburgh Journal of Botany 74(2) (pages 109–254): 16 June 2017 Cambridge Core For further information about this journal please go to the journal website at: cambridge.org/ejb ISSN: 0960-4286 174mm x 247mm 0099660044228866__7744--33..iinndddd 11 0044//1100//1177 33::1155 PPMM