# List of Begonia species

The following species are recognised in the genus Begonia:
* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z

## A

* Begonia abbottii Urb.
* Begonia abdullahpieei Kiew
* Begonia aberrans Irmsch.
* Begonia aborensis Dunn
* Begonia acaulis Merr. & L.M.Perry
* Begonia acclivis Coyle
* Begonia acerifolia Kunth
* Begonia aceroides Irmsch.
* Begonia acetosa Vell.
* Begonia acetosella Craib
* Begonia acida Vell.
* Begonia aconitifolia A.DC.
* Begonia acuminatissima Merr.
* Begonia acutifolia Jacq.
* Begonia acutiloba Liebm.
* Begonia acutitepala K.Y.Guan & D.K.Tian
* Begonia adamsensis Magtoto & Rubite
* Begonia adenodes Irmsch.
* Begonia adenopoda Lem.
* Begonia adenostegia Stapf
* Begonia admirabilis Brade
* Begonia adpressa Sosef
* Begonia adscendens C.B.Clarke
* Begonia aenea Linden & André
* Begonia aequata A.Gray
* Begonia aequatoguineensis Sosef & Nguema
* Begonia aequatorialis L.B.Sm. & B.G.Schub.
* Begonia aequilateralis Irmsch.
* Begonia aeranthos L.B.Sm. & B.G.Schub.
* Begonia affinis Merr.
* Begonia aggeloptera N.Hallé
* Begonia aguiabrancensis L.Kollmann
* Begonia agusanensis Merr.
* Begonia akaw Mansibang, Aumentado & Y.P.Ang
* Begonia alba Merr.
* Begonia albidula Brade
* Begonia albobracteata Ridl.
* Begonia albococcinea Hook.
* Begonia albomaculata C.DC. ex Huber
* Begonia × albopicta W.Bull
* Begonia alcarrasica J.Sierra
* Begonia alchemilloides A.DC.
* Begonia algaia L.B.Sm. & Wassh.
* Begonia alice-clarkae Ziesenh.
* Begonia aliciae C.E.C.Fisch.
* Begonia alicida C.B.Clarke
* Begonia almedana Burt-Utley & Utley
* Begonia alnifolia A.DC.
* Begonia alpina L.B.Sm. & Wassh.
* Begonia altamiroi Brade
* Begonia altissima Ridl.
* Begonia altoperuviana A.DC.
* Begonia alvarezii Merr.
* Begonia alveolata T.T.Yu
* Begonia × amabilis Linden
* Begonia amphioxus Sands
* Begonia ampla Hook.f.
* Begonia anaimalaiensis Bedd.
* Begonia andamensis Parish ex C.B.Clarke
* Begonia andersonii Kiew & S.Julia
* Begonia andina Rusby
* Begonia androrangensis Humbert
* Begonia androturba Coyle
* Begonia anemoniflora Irmsch.
* Begonia angilogensis Merr.
* Begonia angolensis Irmsch.
* Begonia angraensis Brade
* Begonia angularis Raddi
* Begonia angulata Vell.
* Begonia angustilimba Merr.
* Begonia angustiloba A.DC.
* Begonia anisoptera Merr.
* Begonia anisosepala Hook.f.
* Begonia anjuanensis Humbert ex Aymonin & Bosser
* Begonia ankaranensis Humbert ex Aymonin & Bosser
* Begonia annobonensis A.DC.
* Begonia annulata K.Koch
* Begonia anodifolia A.DC.
* Begonia antaisaka Humbert
* Begonia anthonyi Kiew
* Begonia × antonietae Brade
* Begonia antongilensis Humbert
* Begonia antsingyensis Humbert ex Aymonin & Bosser
* Begonia antsiranensis Aymonin & Bosser
* Begonia apayaoensis Merr.
* Begonia apparicioi Brade
* Begonia aptera Blume
* Begonia arachnoidea C.I Peng, Yan Liu & S.M.Ku
* Begonia arborescens Raddi
* Begonia arboreta Y.M.Shui
* Begonia archboldiana Merr. & L.M.Perry
* Begonia areolata Miq.
* Begonia arfakensis (Gibbs) L.L.Forrest & Hollingsw.
* Begonia argentea Linden
* Begonia argenteomarginata Tebbitt
* Begonia aridicaulis Ziesenh.
* Begonia arnottiana (Wight) A.DC.
* Begonia arrogans Irmsch.
* Begonia articulata Irmsch.
* Begonia artior Irmsch.
* Begonia asperifolia Irmsch.
* Begonia aspleniifolia Hook.f. ex A.DC.
* Begonia assurgens Irmsch. ex Weberling
* Begonia asteropyrifolia Y.M.Shui & W.H.Chen
* Begonia asympeltata L.B.Sm. & Wassh.
* Begonia atricha (Miq.) Miq. ex A.DC.
* Begonia atroglandulosa Sosef
* Begonia augustae Irmsch.
* Begonia augustinei Hemsl.
* Begonia aurantiflora C.I Peng, Yan Liu & S.M.Ku
* Begonia auriculata Hook.f.
* Begonia auritistipula Y.M.Shui & W.H.Chen
* Begonia austroguangxiensis Y.M.Shui & W.H.Chen
* Begonia austrotaiwanensis Y.K.Chen & C.I.Peng
* Begonia awongii Sands
* Begonia axillaris Ridl.
* Begonia axillipara Ridl.
* Begonia azuensis Urb. & Ekman

## B

* Begonia baccata Hook.f.
* Begonia bagotiana Humbert ex Aymonin & Bosser
* Begonia bahakensis Sands
* Begonia bahiensis A.DC.
* Begonia baik C.W.Lin & C.I Peng
* Begonia bajik S.Julia & C.Y.Ling
* Begonia balangcodiae Rubite, S.H.Liu & K.F.Chung
* Begonia balansae C.DC.
* Begonia balansana Gagnep.
* Begonia baliensis Girm.
* Begonia balmisiana Balmis
* Begonia bamaensis Yan Liu & C.I Peng
* Begonia banaoensis J.Sierra
* Begonia bangii Kuntze
* Begonia bangsamoro D.P.Buenavista
* Begonia baramensis Merr.
* Begonia barbellata Ridl.
* Begonia barborkae Halda
* Begonia barkeri Knowles & Westc.
* Begonia barkleyana L.B.Sm.
* Begonia baronii Baker
* Begonia barrigae L.B.Sm. & B.G.Schub.
* Begonia bartlettiana Merr. & L.M.Perry
* Begonia bataiensis Kiew
* Begonia batusangiensis Ardi & D.C.Thomas
* Begonia baturongensis Kiew
* Begonia baumannii Lemoine ex Wittm.
* Begonia baviensis Gagnep.
* Begonia beccariana Ridl.
* Begonia beccarii Warb.
* Begonia beddomei Hook.f.
* Begonia beijnenii
* Begonia bekakapensis C.Y.Ling & S.Julia
* Begonia bekopakensis Aymonin & Bosser
* Begonia bequaertii Robyns & Lawalrée
* Begonia berhamanii Kiew
* Begonia bernicei Aymard & G.A.Romero
* Begonia bernieri A.DC.
* Begonia beryllae Ridl.
* Begonia besleriifolia Schott
* Begonia betsimisaraka Humbert
* Begonia bettinae Ziesenh.
* Begonia bidentata Raddi
* Begonia biflora T.C.Ku
* Begonia bifolia Ridl.
* Begonia bifurcata L.B.Sm. & B.G.Schub.
* Begonia biguassuensis Brade
* Begonia biliranensis Merr.
* Begonia binuangensis Merr.
* Begonia bipinnatifida J.J.Sm.
* Begonia biserrata Lindl.
* Begonia bissei J.Sierra
* Begonia blancii M.Hughes & C.I Peng
* Begonia bogneri Ziesenh.
* Begonia boisiana Gagnep.
* Begonia boissieri A.DC.
* Begonia boiviniana A.DC.
* Begonia boliviensis A.DC.
* Begonia bolleana Urb. & Ekman
* Begonia bolsteri Merr.
* Begonia bonii Gagnep.
* Begonia bonitoensis Brade
* Begonia bonthainensis Hemsl.
* Begonia bonus-henricus J.J.de Wilde
* Begonia boraceiensis Handro
* Begonia borneensis A.DC.
* Begonia bosseri Keraudren
* Begonia boucheana (Klotzsch) A.DC.
* Begonia bouffordii C.I Peng
* Begonia bowerae Ziesenh.
* Begonia brachybotrys Merr. & L.M.Perry
* Begonia brachyclada Urb. & Ekman
* Begonia brachypoda O.E.Schulz
* Begonia bracteata Jack
* Begonia bracteosa A.DC.
* Begonia bradei Irmsch.
* Begonia brandbygeana L.B.Sm. & Wassh.
* Begonia brandisiana Kurz
* Begonia brassii Merr. & L.M.Perry
* Begonia breedlovei Burt-Utley
* Begonia brevibracteata Kupicha
* Begonia brevicaulis A.DC.
* Begonia brevicordata L.B.Sm. & B.G.Schub.
* Begonia brevilobata Irmsch.
* Begonia brevipedunculata Y.M.Shui
* Begonia brevipes Merr.
* Begonia brevipetala (A.DC.) Warb.
* Begonia brevirimosa Irmsch.
* Begonia × breviscapa C.I Peng, Yan Liu & S.M.Ku
* Begonia brevisetulosa C.Y.Wu
* Begonia bridgesii A.DC.
* Begonia bruneiana Sands
* Begonia buchtienii Irmsch.
* Begonia buddleiifolia A.DC.
* Begonia bufoderma L.B.Sm. & Wassh.
* Begonia buimontana Yamam.
* Begonia bulbillifera Link & Otto
* Begonia bullata Urb. & Ekman
* Begonia bullatifolia L.Kollmann
* Begonia burbidgei Stapf
* Begonia burkillii Dunn
* Begonia burmensis L.B.Sm. & Wassh.
* Begonia burttii Kiew & S.Julia
* Begonia buseyi Burt-Utley

## C

* Begonia cacauicola L.B.Sm. ex S.F.Sm. & Wassh.
* Begonia caespitosa Jack
* Begonia calcarea Ridl.
* Begonia calcicola Merr.
* Begonia calderonii Standl.
* Begonia calliantha Merr. & L.M.Perry
* Begonia callosa L.Kollmann
* Begonia calvescens (Brade ex L.B.Sm. & R.C.Sm.) E.L.Jacques & Mamede
* Begonia campanensis Burt-Utley & Utley
* Begonia camposportoana Brade
* Begonia canarana Miq.
* Begonia candollei Ziesenh.
* Begonia capanemae Brade
* Begonia caparaoensis E.L.Jacques & L.Kollmann
* Begonia capensis L.f.
* Begonia capillipes Gilg
* Begonia capituliformis Irmsch.
* Begonia caraguatatubensis Rubite,R.R., M. Irabagon, D. Palacio, Y.P.Ang, & R.Bustam.
* Begonia caramoanensis Brade
* Begonia cardiocarpa Liebm.
* Begonia cardiophora Irmsch.
* Begonia cariocana Brade ex L.B.Sm. & Wassh.
* Begonia carletonii Standl.
* Begonia carnosa Teijsm. & Binn.
* Begonia carnosula Ridl.
* Begonia carolineifolia Regel
* Begonia carpinifolia Liebm.
* Begonia carrieae Ziesenh.
* Begonia casiguranensis Quisumb. & Merr.
* Begonia castaneifolia Otto & Dietr.
* Begonia castilloi Merr.
* Begonia catharinensis Brade
* Begonia cathayana Hemsl.
* Begonia cathcartii Hook.f. & Thomson
* Begonia caudata Merr.
* Begonia cauliflora Sands
* Begonia cavaleriei H.Lév.
* Begonia cavallyensis A.Chev.
* Begonia cavum Ziesenh.
* Begonia cebadillensis Houghton ex L.B.Sm. & Schub.
* Begonia cehengensis T.C.Ku
* Begonia celebica Irmsch.
* Begonia cerasiphylla L.B.Sm. & Wassh.
* Begonia ceratocarpa S.H.Huang & Y.M.Shui
* Begonia chaetocarpa Kuntze
* Begonia chaiana Kiew & S.Julia
* Begonia chiapensis Burt-Utley
* Begonia chiasmogyna M.Hughes
* Begonia chingii Irmsch.
* Begonia chishuiensis T.C.Ku
* Begonia chitoensis Tang S.Liu & M.J.Lai
* Begonia chivatoa Ziesenh.
* Begonia chlorandra Sands
* Begonia chlorocarpa Irmsch. ex Sands
* Begonia chlorolepis L.B.Sm. & B.G.Schub.
* Begonia chloroneura P.Wilkie & Sands
* Begonia chlorosticta Sands
* Begonia chongii Sands
* Begonia × chungii C.I Peng & S.M.Ku
* Begonia chuniana C.Y.Wu
* Begonia chuyunshanensis C.I Peng & Y.K.Chen
* Begonia ciliifera Merr.
* Begonia ciliobracteata Warb.
* Begonia cincinnifera Irmsch.
* Begonia cinnabarina Hook.
* Begonia circumlobata Hance
* Begonia cirrosa L.B.Sm. & Wassh.
* Begonia cladocarpoides Humbert ex Aymonin & Bosser
* Begonia cladotricha M.Hughes
* Begonia clarkei Hook.f.
* Begonia clavicaulis Irmsch.
* Begonia clemensiae Merr. & L.M.Perry
* Begonia cleopatrae Coyle
* Begonia clypeifolia Hook.f.
* Begonia coccinea Hook.
* Begonia coelocentroides Y.M.Shui & Z.D.Wei
* Begonia cognata Irmsch.
* Begonia collaris Brade
* Begonia collina Irmsch.
* Begonia collisiae Merr.
* Begonia colombiana L.B.Sm. & B.G.Schub.
* Begonia colorata Warb.
* Begonia comata Kuntze
* Begonia comestibilis D.C.Thomas & Ardi
* Begonia comorensis Warb.
* Begonia compacticaulis Irmsch.
* Begonia concanensis A.DC.
* Begonia conchifolia A.Dietr.
* Begonia concinna Schott
* Begonia confinis L.B.Sm. & Wassh.
* Begonia confusa L.B.Sm. & B.G.Schub.
* Begonia congesta Ridl.
* Begonia conipila Irmsch. ex Kiew
* Begonia consanguinea Merr.
* Begonia consobrina Irmsch.
* Begonia contracta Warb.
* Begonia convallariodora C.DC.
* Begonia convolvulacea (Klotzsch) A.DC.
* Begonia cooperi C.DC.
* Begonia copelandii Merr.
* Begonia copeyana C.DC.
* Begonia coptidifolia H.G.Ye, F.G.Wang, Y.S.Ye & C.I Peng
* Begonia coptidimontana C.Y.Wu
* Begonia cordata Vell.
* Begonia cordifolia (Wight) Thwaites
* Begonia coriacea Hassk.
* Begonia corneri Kiew
* Begonia cornitepala Irmsch.
* Begonia cornuta L.B.Sm. & B.G.Schub.
* Begonia coronensis Merr.
* Begonia corredorana C.DC.
* Begonia corrugata Kiew & S.Julia
* Begonia corzoensis Ziesenh.
* Begonia coursii Humbert ex Aymonin
* Begonia cowellii Nash
* Begonia crassicaulis Lindl.
* Begonia crateris Exell
* Begonia crenata Dryand.
* Begonia crinita Oliv. ex Hook.f.
* Begonia crispipila Elmer
* Begonia crispula Brade
* Begonia cristata Warb. ex L.B.Sm. & Wassh.
* Begonia cristobalensis Ziesenh.
* Begonia croatii Burt-Utley
* Begonia crocea C.I Peng
* Begonia cryptocarpa L.B.Sm. & B.G.Schub.
* Begonia crystallina Y.M.Shui & W.H.Chen
* Begonia cuatrecasana L.B.Sm. & B.G.Schub.
* Begonia cubensis Hassk.
* Begonia cucphuongensis H.Q.Nguyen & Tebbitt
* Begonia cucullata Willd.
* Begonia cucurbitifolia C.Y.Wu
* Begonia cuernavacensis Ziesenh.
* Begonia cumingiana (Klotzsch) A.DC.
* Begonia cumingii A.Gray
* Begonia cuneatifolia Irmsch.
* Begonia cupreata Henriq.
* Begonia curtii L.B.Sm. & B.G.Schub.
* Begonia curtisii Ridl.
* Begonia curvicarpa S.M.Ku, C.I Peng & Yan Liu
* Begonia cyanescens Sands
* Begonia cyathophora Poepp. & Endl.
* Begonia cylindrata L.B.Sm. & B.G.Schub.
* Begonia cylindrica D.R.Liang & X.X.Chen
* Begonia cymbalifera L.B.Sm. & B.G.Schub.

## D

* Begonia davisii Burbridge
* Begonia daweishanensis S.H.Huang & Y.M.Shui
* Begonia daxinensis T.C.Ku
* Begonia dealbata Liebm.
* Begonia debaoensis C.I Peng, Yan Liu & S.M.Ku
* Begonia debilis King
* Begonia decandra Pav. ex A.DC.
* Begonia decaryana Humbert ex Aymonin & Bosser
* Begonia declinata Vell.
* Begonia decora Stapf
* Begonia delicata Gregório & J.A.S. Costa
* Begonia delicatula Parish ex C.B.Clarke
* Begonia demissa Craib
* Begonia densifolia Irmsch.
* Begonia densiretis Irmsch.
* Begonia dentatiloba A.DC.
* Begonia dentatobracteata C.Y.Wu
* Begonia denticulata Kunth
* Begonia depauperata Schott
* Begonia descoleana L.B.Sm. & B.G.Schub.
* Begonia dewildei Sosef
* Begonia dichotoma Jacq.
* Begonia didyma D.C.Thomas & Ardi
* Begonia dielsiana E.Pritz. ex Diels
* Begonia dietrichiana Irmsch.
* Begonia diffusa L.B.Sm. & B.G.Schub.
* Begonia diffusiflora Merr. & L.M.Perry
* Begonia digitata Raddi
* Begonia digyna Irmsch.
* Begonia dinhdui Craib
* Begonia dioica Buch.-Ham. ex D.Don
* Begonia dipetala Graham
* Begonia discrepans Irmsch.
* Begonia discreta Craib
* Begonia divaricata Irmsch.
* Begonia diversistipulata Irmsch.
* Begonia diwolii Kiew
* Begonia djamuensis Irmsch.
* Begonia dodsonii L.B.Sm. & Wassh.
* Begonia dolichotricha Merr.
* Begonia domingensis A.DC.
* Begonia donkelaariana Lem.
* Begonia dosedlae Gilli
* Begonia dregei Otto & Dietr.
* Begonia dressleri Burt-Utley
* Begonia droopiae Ardi
* Begonia dryadis Irmsch.
* Begonia duclouxii Gagnep.
* Begonia dugandiana L.B.Sm. & B.G.Schub.
* Begonia duncan-thomasii Sosef
* Begonia dux C.B.Clarke
* Begonia datii T.S.Hoang & C.W.Lin

## E

* Begonia eberhardtii Gagnep.
* Begonia ebolowensis Engl.
* Begonia echinosepala Regel
* Begonia eciliata O.E.Schulz
* Begonia edanoi Merr.
* Begonia edmundoi Brade
* Begonia edulis H.Lév.
* Begonia egregia N.E.Br.
* Begonia eiromischa Ridl.
* Begonia elaeagnifolia Hook.f.
* Begonia elastotemmoides Hook. f.
* Begonia elatostematoides Merr.
* Begonia elatostemma Ridl.
* Begonia elatostemmoides Hook.f.
* Begonia elianeae Gregório & J.A.S. Costa
* Begonia eliassii Warb.
* Begonia elisabethae Kiew
* Begonia elmeri Merr.
* Begonia elnidoensis C.I Peng, Rubite & C.W.Lin
* Begonia embera Jara & D.Franco
* Begonia emeiensis C.M.Hu
* Begonia eminii Warb.
* Begonia engleri Gilg
* Begonia epibaterium Mart. ex A.DC.
* Begonia epipsila Brade
* Begonia erecta Vell.
* Begonia erectocaulis Sosef
* Begonia erectotricha Sosef
* Begonia erminea L'Hér.
* Begonia erythrocarpa A.DC.
* Begonia erythrogyna Sands
* Begonia esculenta Merr.
* Begonia espiritosantensis E.L.Jacques & Mamede
* Begonia estrellensis C.DC.
* Begonia euryphylla L.B.Sm. ex S.F.Sm. & Wassh.
* Begonia eutricha Sands
* Begonia everettii Merr.
* Begonia exalata C.DC.
* Begonia exigua Irmsch.
* Begonia exilis O.E.Schulz
* Begonia extensa L.B.Sm. & B.G.Schub.
* Begonia extranea L.B.Sm. & B.G.Schub.

## F

* Begonia fabulosa L.B.Sm. & Wassh.
* Begonia fagifolia Fisch.
* Begonia falcifolia Hook.f.
* Begonia falciloba Liebm.
* Begonia fangii Y.M.Shui & C.I Peng
* Begonia fasciculata Jack
* Begonia fasciculiflora Merr.
* Begonia faustinoi Burt-Utley & Utley
* Begonia fellereriana Irmsch.
* Begonia fengii T.C.Ku
* Begonia fenicis Merr.
* Begonia fernaldiana L.B.Sm. & B.G.Schub.
* Begonia fernandoi-costae Irmsch.
* Begonia ferox C.-I Peng & Yan Liu
* Begonia ferramica N.Hallé
* Begonia ferruginea L.f.
* Begonia festiva Craib
* Begonia fibrosa C.B.Clarke
* Begonia fiebrigii C.DC.
* Begonia filibracteosa Irmsch.
* Begonia filiformis Irmsch.
* Begonia fimbriata Liebm.
* Begonia fimbribracteata Y.M.Shui & W.H.Chen
* Begonia fimbristipula Hance
* Begonia fischeri Schrank
* Begonia fissistyla Irmsch.
* Begonia flacca Irmsch.
* Begonia flaccidissima Kurz
* Begonia flagellaris H.Hara
* Begonia flaviflora H.Hara
* Begonia flexicaulis Ridl.
* Begonia flexula Ridl.
* Begonia floccifera Bedd.
* Begonia fluminensis Brade
* Begonia foliosa Kunth
* Begonia forbesii King
* Begonia fordii Irmsch.
* Begonia forgetiana Hemsl.
* Begonia formosana (Hayata) Masam.
* Begonia formosissima Sandwith
* Begonia forrestii Irmsch.
* Begonia fortunensis Burt-Utley & Utley
* Begonia foveolata Irmsch.
* Begonia foxworthyi Burkill ex Ridl.
* Begonia francisiae Ziesenh.
* Begonia francoisii Guillaumin
* Begonia fraseri Kiew
* Begonia friburgensis Brade
* Begonia froebelii A.DC.
* Begonia fruticella Ridl.
* Begonia fruticosa (Klotzsch) A.DC.
* Begonia fuchsiiflora (A.DC.) A.I.Baranov & F.A.Barkley
* Begonia fuchsioides Hook.
* Begonia fulgurata Peng, C.-I; Lin, C.-W.; Phutthai, T.
* Begonia fulvosetulosa Brade
* Begonia fulvovillosa Warb.
* Begonia furfuracea Hook.f.
* Begonia fusca Liebm.
* Begonia fuscisetosa Sands
* Begonia fuscocaulis Brade
* Begonia fusialata Warb.
* Begonia fusibulba C.DC.
* Begonia fusicarpa Irmsch.

## G

* Begonia gabonensis J.J.de Wilde
* Begonia gagnepainiana Irmsch.
* Begonia galea Moonlight & A.Fuentes
* Begonia gamolepis L.B.Sm. & B.G.Schub.
* Begonia garagarana C.DC.
* Begonia gardneri A.DC.
* Begonia garrettii Craib
* Begonia garuvae L.B.Sm. & R.C.Sm.
* Begonia gehrtii Irmsch.
* Begonia gemella Warb. ex L.B.Sm. & Wassh.
* Begonia geminiflora L.B.Sm. & Wassh.
* Begonia gemmipara Hook.f. & Thomson
* Begonia gemmirhiza H.Lév.
* Begonia gentilii De Wild.
* Begonia geoffrayi Gagnep.
* Begonia georgei Coyle
* Begonia geraniifolia Hook.
* Begonia geranioides Hook.f.
* Begonia gesnerioides L.B.Sm. & B.G.Schub.
* Begonia gibbsiae Irmsch. ex Sands
* Begonia gigabracteata Hong Z.Li & H.Ma
* Begonia giganticaulis D. Tian
* Begonia gigaphylla Y.M.Shui & W.H.Chen
* Begonia gilgiana Irmsch.
* Begonia gironellae C.I Peng & Rubite & C.W.Lin
* Begonia gitingensis Elmer
* Begonia glaberrima Urb. & Ekman
* Begonia glabra Aubl.
* Begonia glabricaulis Irmsch.
* Begonia glandulifera Griseb.
* Begonia glandulosa A.DC. ex Hook.
* Begonia glauca (Klotzsch) Ruiz & Pav. ex A.DC.
* Begonia glaucoides Irmsch.
* Begonia glechomifolia C.M.Hu
* Begonia glutinosa Kiew
* Begonia goegoensis N.E.Br.
* Begonia goldingiana L.Kollmann & A.P.Fontana
* Begonia gomantongensis Kiew
* Begonia goniotis C.B.Clarke
* Begonia gorgonea Tebbitt
* Begonia gossweileri Irmsch.
* Begonia goudotii A.DC.
* Begonia gracilicyma Irmsch. ex M.Hughes
* Begonia gracilior Burt-Utley & McVaugh
* Begonia gracilipes Merr.
* Begonia gracilis Kunth
* Begonia gracillima A.DC.
* Begonia grandipetala Irmsch.
* Begonia grandis Dryand.
* Begonia grantiana Craib
* Begonia grata Geddes
* Begonia griffithiana (A.DC.) Warb.
* Begonia grisea A.DC.
* Begonia groenewegensis K.Koch & Fint.
* Begonia guaduensis Kunth
* Begonia guangxiensis C.Y.Wu
* Begonia guaniana H.Ma & Hong Z.Li
* Begonia guatemalensis Van Houtte ex Galeotti
* Begonia gueritziana Gibbs
* Begonia guishanensis S.H.Huang & Y.M.Shui
* Begonia gulinqingensis S.H.Huang & Y.M.Shui
* Begonia gungshanensis C.Y.Wu
* Begonia gunnerifolia Linden & André
* Begonia gutierrezii Coyle
* Begonia guttapila D.C.Thomas & Ardi
* Begonia guttata Wall. ex A.DC.

## H

* Begonia hahiepiana H.Q.Nguyen & Tebbitt
* Begonia hainanensis Chun & F.Chun
* Begonia halconensis Merr.
* Begonia handelii Irmsch.
* Begonia handroi Brade
* Begonia haniffii Burkill
* Begonia harlingii L.B.Sm. & Wassh.
* Begonia harmandii Gagnep.
* Begonia hasskarliana (Miq.) Miq. ex A.DC.
* Begonia hassleri C.DC.
* Begonia hatacoa Buch.-Ham. ex D.Don
* Begonia havilandii Ridl.
* Begonia hayamiana Nob.Tanaka
* Begonia hayatae Gagnep.
* Begonia hekensis D.C.Thomas
* Begonia hekouensis S.H.Huang
* Begonia heliostrophe Kiew
* Begonia hemsleyana Hook.f.
* Begonia henryi Hemsl.
* Begonia heracleifolia Cham. & Schltdl.
* Begonia herbacea Vell.
* Begonia heringeri Brade
* Begonia hernandioides Merr.
* Begonia herrerae L.B.Sm. & B.G.Schub.
* Begonia herteri Irmsch.
* Begonia herveyana King
* Begonia heterochroma Sosef
* Begonia heteroclinis Miq. ex Koord.
* Begonia heteropoda Baker
* Begonia hexandra Irmsch.
* Begonia hexaptera Sands
* Begonia heydei C.DC.
* Begonia hidirii Tawan, Ipor & Meekiong
* Begonia × hiemalis Fotsch
* Begonia hilariana A.DC.
* Begonia hintoniana L.B.Sm. & B.G.Schub.
* Begonia hirsuta Aubl.
* Begonia hirsuticaulis Irmsch.
* Begonia hirsutula Hook.f.
* Begonia hirta (Klotzsch) L.B.Sm. & B.G.Schub.
* Begonia hirtella Link
* Begonia hispida Schott ex A.DC.
* Begonia hispidissima Zipp. ex Koord.
* Begonia hispidivillosa Ziesenh.
* Begonia hitchcockii Irmsch.
* Begonia hoehneana Irmsch.
* Begonia holmnielseniana L.B.Sm. & Wassh.
* Begonia holosericea Teijsm. & Binn.
* Begonia holtonis A.DC.
* Begonia holttumii Irmsch.
* Begonia homonyma Steud.
* Begonia hondurensis Burt-Utley & Utley
* Begonia hongkongensis F.W.Xing
* Begonia hookeriana Gardner
* Begonia horsfieldii (Miq.) Miq. ex A.DC.
* Begonia horticola Irmsch.
* Begonia houttuynioides T.T.Yu
* Begonia howii Merr. & Chun
* Begonia huangii Y.M.Shui & W.H.Chen
* Begonia hubertii Ziesenh.
* Begonia huegelii (Klotzsch) A.DC.
* Begonia hullettii Ridl.
* Begonia humbertii Keraudren
* Begonia humboldtiana Gibbs
* Begonia humericola Sands
* Begonia humifusa S.Julia & Kiew
* Begonia humilicaulis Irmsch.
* Begonia humilis Aiton
* Begonia humillima L.B.Sm. & Wassh.
* Begonia hydrocotylifolia Otto ex Hook.
* Begonia hydrophylloides L.B.Sm. & B.G.Schub.
* Begonia hymenocarpa C.Y.Wu
* Begonia hymenophylla Gagnep.
* Begonia hymenophylloides F.K.Ward ex L.B.Sm. & Wassh.

## I

* Begonia ibitiocensis E.L.Jacques & Mamede
* Begonia ignea (Klotzsch) Warsz. ex A.DC.
* Begonia ignorata Irmsch.
* Begonia ignota C.Y.Ling & Kiew
* Begonia imbricata Sands
* Begonia imitans Irmsch.
* Begonia imperfecta Irmsch.
* Begonia imperialis Lem.
* Begonia incarnata Link & Otto
* Begonia incerta Craib
* Begonia incisa A.DC.
* Begonia incisoserrata (Klotzsch) A.DC.
* Begonia incondita Craib
* Begonia inconspicua Brade
* Begonia inculta Irmsch.
* Begonia inostegia Stapf
* Begonia insolita C.Y.Ling & S.Julia
* Begonia insueta D.C.Thomas & Ardi
* Begonia insularis Brade
* Begonia insularum Irmsch.
* Begonia integerrima Spreng.
* Begonia integrifolia Dalzell
* Begonia intermixta Irmsch.
* Begonia inversa Irmsch.
* Begonia involucrata Liebm.
* Begonia ionophylla Irmsch.
* Begonia iridescens Dunn
* Begonia irmscheri L.B.Sm. & B.G.Schub.
* Begonia isabelensis Quisumb. & Merr.
* Begonia isalensis Humbert ex Aymonin & Bosser
* Begonia isoptera Dryand. ex Sm.
* Begonia isopterocarpa Irmsch.
* Begonia isopteroidea King
* Begonia itaguassuensis Brade
* Begonia itapavensis Brade
* Begonia itatiaiensis Brade
* Begonia itatinensis Irmsch. ex Brade
* Begonia iucunda Irmsch.

## J

* Begonia jagorii Warb.
* Begonia jaliscana Burt-Utley
* Begonia jamaicensis A.DC.
* Begonia jarmilae Halda
* Begonia jayaensis Kiew
* Begonia jenmanii Tutin
* Begonia jiewhoei Kiew
* Begonia jingxiensis D.Fang & Y.G.Wei
* Begonia jocelinoi Brade
* Begonia johnstonii Oliv. ex Hook.f.
* Begonia josephi A.DC.
* Begonia juliana Loefgr. ex Irmsch.
* Begonia juliasangii Kiew
* Begonia juninensis Irmsch.
* Begonia juntasensis Kuntze
* Begonia jureiensis S.J.Gomes da Silva & Mamede

## K

* Begonia kabaenensis D.C.Thomas & Ardi
* Begonia kachak K.G.Pearce
* Begonia kachinensis Nob.Tanaka
* Begonia kalabenonensis Humbert ex Aymonin & Bosser
* Begonia kalbreyeri (Oliv.) L.B.Sm. & B.G.Schub.
* Begonia kaniensis Irmsch.
* Begonia karperi J.C.Arends
* Begonia karwinskyana A.DC.
* Begonia kasutensis K.G.Pearce
* Begonia kebuhoensis S.Julia & C.Y.Ling
* Begonia keeana Kiew
* Begonia keithii Kiew
* Begonia kelliana Irmsch.
* Begonia kenworthyae Ziesenh.
* Begonia keraudreniae Bosser
* Begonia kerrii Craib
* Begonia kerstingii Irmsch.
* Begonia khasiana C.B.Clarke
* Begonia kiamfeei Kiew & S.Julia
* Begonia killipiana L.B.Sm. & B.G.Schub.
* Begonia kinabaluensis Sands
* Begonia kingdon-wardii Tebbitt
* Begonia kingiana Irmsch.
* Begonia kinhoi Ardi & D.C.Thomas
* Begonia kisuluana Büttner
* Begonia klemmei Merr.
* Begonia klossii Ridl.
* Begonia knoopii Ziesenh.
* Begonia koksunii Kiew
* Begonia komoensis Irmsch.
* Begonia konderreisiana L.B.Sm. & R.C.Sm.
* Begonia koordersii Warb. ex L.B.Sm. & Wassh.
* Begonia kortsiae Ziesenh.
* Begonia kouytcheouensis Guillaumin
* Begonia krystofii Halda
* Begonia kuhlmannii Brade
* Begonia kui C.I Peng
* Begonia kumangiana S.Julia & C.Y.Ling
* Begonia kunthiana Walp.
* Begonia kurakura Tawan, Ipor & Meekiong

## L

* Begonia labengkiensis Ardi & D.C.Thomas
* Begonia labordei H.Lév.
* Begonia laccophora Sands
* Begonia lacera Merr.
* Begonia lacerata Irmsch.
* Begonia lachaoensis Ziesenh.
* Begonia lacunosa Warb.
* Begonia laevis Ridl.
* Begonia lagunensis Elmer
* Begonia lailana Kiew & Geri
* Begonia lambii Kiew
* Begonia laminariae Irmsch.
* Begonia lancangensis S.H.Huang(vi)
* Begonia lanceolata Vell.
* Begonia lancifolia Merr.
* Begonia lancilimba Merr.
* Begonia langbianensis Baker f.
* Begonia lansbergeae L.Linden & Rodigas
* Begonia lanstyakii Brade
* Begonia lanternaria Irmsch.
* Begonia laporteifolia Warb.
* Begonia larorum L.B.Sm. & Wassh.
* Begonia laruei M.Hughes
* Begonia lasioura D.C.Thomas & Ardi
* Begonia latifolia S.Julia & C.Y.Ling
* Begonia latistipula Merr.
* Begonia lauterbachii Warb.
* Begonia laxa L.B.Sm. & B.G.Schub.
* Begonia layang-layang Kiew
* Begonia lazat Kiew & Reza Azmi
* Begonia lealii Brade
* Begonia leandrii Humbert ex Aymonin & Bosser
* Begonia leathermaniae O'Reilly & Kareg.
* Begonia lecomtei Gagnep.
* Begonia ledermannii Irmsch.
* Begonia lehmannii (Irmsch.) L.B.Sm. & B.G.Schub.
* Begonia leivae J.Sierra
* Begonia lempuyangensis Girm.
* Begonia lemurica Keraudren
* Begonia lengguanii Kiew
* Begonia leopoldinensis L.Kollmann
* Begonia lepida Blume
* Begonia lepidella Ridl.
* Begonia leprosa Hance
* Begonia leptantha C.B.Rob.
* Begonia leptoptera H.Hara
* Begonia leptostyla Irmsch.
* Begonia letestui J.J.de Wilde
* Begonia letouzeyi Sosef
* Begonia leucantha Ridl.
* Begonia leucochlora Sands
* Begonia leuconeura Urb. & Ekman
* Begonia leucosticta Warb.
* Begonia leucotricha Sands
* Begonia libanensis Urb.
* Begonia libera (L.B.Sm. & B.G.Schub.) L.B.Sm. & B.G.Schub.
* Begonia lignescens Morton
* Begonia limprichtii Irmsch.
* Begonia lindleyana Walp.
* Begonia lindmanii Brade
* Begonia linearifolia J.Sierra
* Begonia lineolata Brade
* Begonia lipingensis Irmsch.
* Begonia lipolepis L.B.Sm.
* Begonia listada L.B.Sm. & Wassh.
* Begonia lithophila C.Y.Wu
* Begonia littleri Merr.
* Begonia liuyanii C.I Peng, S.M.Ku & W.C.Leong
* Begonia lobbii (Hassk.) A.DC.
* Begonia loheri Merr.
* Begonia lombokensis Girm.
* Begonia lomensis Britton & Wilson
* Begonia longanensis C.Y.Wu
* Begonia longialata K.Y.Guan & D.K.Tian
* Begonia longibarbata Brade
* Begonia longibractea Merr.
* Begonia longicarpa K.Y.Guan & D.K.Tian
* Begonia longicaulis Ridl.
* Begonia longifolia Blume
* Begonia longimaculata Irmsch.
* Begonia longinoda Merr.
* Begonia longipedunculata Golding & Kareg.
* Begonia longipetiolata Gilg
* Begonia longirostris Benth.
* Begonia longiscapa Warb.
* Begonia longiseta Irmsch.
* Begonia longistipula Merr.
* Begonia longistyla Y.M.Shui & W.H.Chen
* Begonia longivillosa A.DC.
* Begonia lopensis Sosef & M.E.Leal
* Begonia lophoptera Rolfe
* Begonia loranthoides Hook.f.
* Begonia lossiae L.Kollmann
* Begonia louis-williamsii Burt-Utley
* Begonia lowiana King
* Begonia lubbersii E.Morren
* Begonia lucidissima Golding & Kareg.
* Begonia lucifuga Irmsch.
* Begonia ludicra A.DC.
* Begonia ludwigii Irmsch.
* Begonia lugonis L.B.Sm. & Wassh.
* Begonia lukuana Y.C.Liu & C.H.Ou
* Begonia lunaris E.L.Jacques
* Begonia lunatistyla Irmsch.
* Begonia luochengensis S.M.Ku, C.I Peng & Yan Liu
* Begonia lushaiensis C.E.C.Fisch.
* Begonia lutea L.B.Sm. & B.G.Schub.
* Begonia luxurians Scheidw.
* Begonia luzhaiensis T.C.Ku
* Begonia luzonensis Warb.
* Begonia lyallii A.DC.
* Begonia lyman-smithii Burt-Utley & Utley
* Begonia lyniceorum Burt-Utley

## M

* Begonia macduffieana L.B.Sm. & B.G.Schub.
* Begonia macgregorii Merr.
* Begonia machrisiana L.B.Sm. & B.G.Schub.
* Begonia macintyreana M.Hughes
* Begonia macra A.DC.
* Begonia macrocarpa Warb.
* Begonia macrotis Vis.
* Begonia macrotoma Irmsch.
* Begonia maculata Raddi
* Begonia madaiensis Kiew
* Begonia madecassa Keraudren
* Begonia maestrensis Urb.
* Begonia magdalenae L.B.Sm. & B.G.Schub.
* Begonia magdalenensis Brade
* Begonia majungaensis Guillaumin
* Begonia makrinii C.V. Morton ex Burt-Utley & K. Utley
* Begonia malabarica Lam.
* Begonia malachosticta Sands
* Begonia malindangensis Merr.
* Begonia malipoensis S.H.Huang & Y.M.Shui
* Begonia malmquistiana Irmsch.
* Begonia mamutensis Sands
* Begonia mananjebensis Humbert
* Begonia mangorensis Humbert
* Begonia manhaoensis S.H.Huang & Y.M.Shui
* Begonia manicata Brongn.
* Begonia manillensis A.DC.
* Begonia mannii Hook.f.
* Begonia manuselaensis, endemic of Manusela National Park on karst lowland, Ceram Island
* Begonia maracayuensis Parodi
* Begonia mariae L.B.Sm.
* Begonia mariannensis Wassh. & McClellan
* Begonia mariti Burt-Utley
* Begonia marnieri Keraudren
* Begonia marojejyensis Humbert
* Begonia martabanica A.DC.
* Begonia masarangensis Irmsch.
* Begonia mashanica D.Fang & D.H.Qin
* Begonia masoalaensis M.Hughes
* Begonia masoniana Irmsch. ex Ziesenh.
* Begonia matogrossensis L.B.Sm. ex S.F.Sm. & Wassh.
* Begonia mattos-silvae L.B.Sm. ex S.F.Sm. & Wassh.
* Begonia matudae Burt-Utley & Utley
* Begonia maurandiae A.DC.
* Begonia maxima hort. ex Klotzsch
* Begonia maxwelliana King
* Begonia mayasiana L.B.Sm. & B.G.Schub.
* Begonia maynensis A.DC.
* Begonia mazae Ziesenh.
* Begonia mbangaensis Sosef
* Begonia mearnsii Merr.
* Begonia media Merr. & L.M.Perry
* Begonia medusae Linden
* Begonia megacarpa Merr.
* Begonia megalantha Merr.
* Begonia megalophyllaria C.Y.Wu
* Begonia megaptera A.DC.
* Begonia mekonggensis Girm. & Wiriad.
* Begonia melanobullata C.-I Peng & C. W. Lin.
* Begonia melikopia Kiew
* Begonia membranacea A.DC.
* Begonia menchunaensis P.Gyeltshen & M.Hughes
* Begonia mendumae M.Hughes
* Begonia menglianensis Y.Y.Qian
* Begonia mengtzeana Irmsch.
* Begonia mentiens S.Julia & Kiew
* Begonia meridensis A.DC.
* Begonia meriraiensis S.Julia & Kiew
* Begonia merrittii Merr.
* Begonia mexicana G. Karst. ex Fotsch
* Begonia meyeri-johannis Engl.
* Begonia meysseliana Linden
* Begonia michoacana L.B.Sm. & B.G.Schub.
* Begonia micranthera Griseb.
* Begonia microcarpa A.DC.
* Begonia microptera Hook.f.
* Begonia microsperma Warb.
* Begonia mildbraedii Gilg
* Begonia militaris L.B.Sm. & B.G.Schub.
* Begonia mindanaensis Warb.
* Begonia mindorensis Merr.
* Begonia minicarpa H.Hara
* Begonia minjemensis Irmsch.
* Begonia minor Jacq.
* Begonia minuta Sosef
* Begonia minutiflora Sands
* Begonia minutifolia N.Hallé
* Begonia miranda Irmsch.
* Begonia modestiflora Kurz
* Begonia molinana Burt-Utley
* Begonia molleri (C.DC.) Warb.
* Begonia mollicaulis Irmsch.
* Begonia mollis A.DC.
* Begonia monadelpha (Klotzsch) Ruiz & Pav. ex A.DC.
* Begonia monantha Warb.
* Begonia monicae Aymonin & Bosser
* Begonia monophylla Pav. ex A.DC.
* Begonia montana (A.DC.) Warb.
* Begonia montis-bismarckii Warb.
* Begonia montis-elephantis J.J.de Wilde
* Begonia mooreana (Irmsch.) L.L.Forrest & Hollingsw.
* Begonia morelii Irmsch. ex Kareg.
* Begonia morifolia T.T.Yu
* Begonia morii Burt-Utley
* Begonia morrisiorum Rekha Morris & P.D.McMillan
* Begonia morsei Irmsch.
* Begonia moszkowskii Irmsch.
* Begonia moysesii Brade
* Begonia mucronistipula C.DC.
* Begonia muliensis T.T.Yu
* Begonia multangula Blume
* Begonia multibracteata Girm.
* Begonia multidentata Warb.
* Begonia multijugata M.Hughes
* Begonia multinervia Liebm.
* Begonia multistaminea Burt-Utley
* Begonia muricata Blume
* Begonia murina Craib
* Begonia murudensis Merr.
* Begonia mystacina L.B.Sm. & Wassh.
* Begonia mysteriosa L.Kollmann & A.P.Fontana
* Begonia masilig J.Collantes, C.J.P.Dela Cruz & Y.P.Ang,

## N

* Begonia naemma Y.P.Ang, Aumentado & Magtoto
* Begonia nagaensis Kiew & S.Julia
* Begonia nana L'Hér.
* Begonia nantoensis M.J.Lai & N.J.Chung
* Begonia napoensis L.B.Sm. & Wassh.
* Begonia naumoniensis Irmsch.
* Begonia neglecta A.DC.
* Begonia negrosensis Elmer
* Begonia nelumbiifolia Cham. & Schltdl.
* Begonia nemoralis L.B.Sm. & B.G.Schub.
* Begonia neocomensium A.DC.
* Begonia neoharlingii L.B.Sm. & Wassh.
* Begonia neoperrieri Humbert ex Aymonin & Bosser
* Begonia neopurpurea L.B.Sm. & Wassh.
* Begonia nepalensis (A.DC.) Warb.
* Begonia nevadensis Dorr
* Begonia niahensis K.G.Pearce
* Begonia nigritarum Steud.
* Begonia ningmingensis D.Fang, Y.G.Wei & C.I Peng
* Begonia nivea Parish ex Kurz
* Begonia nobmanniae D.C.Thomas & Ardi
* Begonia noraaunorae Blasco, Tandang, Alejandro & Rubite
* Begonia nossibea A.DC.
* Begonia notata Craib
* Begonia notiophila Urb.
* Begonia novalombardiensis L.Kollmann
* Begonia novogranatae A.DC.
* Begonia novoguineensis Merr. & L.M.Perry
* Begonia nubicola L.B.Sm. & B.G.Schub.
* Begonia nuda Irmsch.
* Begonia nummulariifolia Putz.
* Begonia nurii Irmsch.
* Begonia nuwakotensis S.Rajbh.
* Begonia nyassensis Irmsch.
* Begonia nymphaeifolia T.T.Yu

## O

* Begonia oaxacana A.DC.
* Begonia oblanceolata Rusby
* Begonia obliqua L.
* Begonia obliquifolia S.H.Huang & Y.M.Shui
* Begonia oblongata Merr.
* Begonia oblongifolia Stapf
* Begonia obovatistipula C.DC.
* Begonia obovoidea Craib
* Begonia obscura Brade
* Begonia obsolescens Irmsch.
* Begonia obtecticaulis Irmsch.
* Begonia obtusifolia Merr.
* Begonia obversa C.B.Clarke
* Begonia occhionii Brade
* Begonia octopetala L'Hér.
* Begonia odeteiantha Handro
* Begonia oellgaardii L.B.Sm. & Wassh.
* Begonia olbia Kerch.
* Begonia oligandra Merr. & L.M.Perry
* Begonia oligantha Merr.
* Begonia oligophylla Blume ex Miq.
* Begonia oliveri L.B.Sm. & B.G.Schub.
* Begonia olsoniae L.B.Sm. & B.G.Schub.
* Begonia ophiogyna L.B.Sm. & B.G.Schub.
* Begonia opuliflora Putz.
* Begonia orbiculata Jack
* Begonia orchidiflora Griff.
* Begonia oreodoxa Chun & F.Chun
* Begonia oreophila Kiew
* Begonia organensis Brade
* Begonia ornithocarpa Standl.
* Begonia ornithophylla Irmsch.
* Begonia otophora Merr. & L.M.Perry
* Begonia otophylla L.B.Sm. & B.G.Schub.
* Begonia ovatifolia A.DC.
* Begonia oxyanthera Warb.
* Begonia oxyloba Welw. ex Hook.f.
* Begonia oxysperma A.DC.
* Begonia oxyura Merr. & L.M.Perry
* Begonia ozotothrix D.C.Thomas

## P

* Begonia pachyrhachis L.B.Sm. & Wassh.
* Begonia padangensis Irmsch.
* Begonia paganuccii Gregório & J.A.S. Costa
* Begonia palawanensis Merr.
* Begonia paleacea Kurz
* Begonia paleata A.DC.
* Begonia palmata D.Don
* Begonia palmeri S.Watson
* Begonia panayensis Merr.
* Begonia panchtharensis S.Rajbh.
* Begonia paniculata Parodi
* Begonia pantherina Putz. ex Linden
* Begonia paoana Kiew & S.Julia
* Begonia papuana Warb.
* Begonia papyraptera Sands
* Begonia paraguayensis Parodi
* Begonia paranaensis Brade
* Begonia parcifolia C.DC.
* Begonia parilis Irmsch.
* Begonia parishii C.B.Clarke
* Begonia parodiana L.B.Sm. & B.G.Schub.
* Begonia parva Merr.
* Begonia parviflora Poepp. & Endl.
* Begonia parvifolia Schott
* Begonia parvilimba Merr.
* Begonia parvistipulata Irmsch.
* Begonia parvula H.Lév. & Vaniot
* Begonia parvuliflora A.DC.
* Begonia pasamanensis M.Hughes
* Begonia pastoensis A.DC.
* Begonia paucilobata C.Y.Wu
* Begonia paulensis A.DC.
* Begonia paupercula King
* Begonia pavonina Ridl.
* Begonia payung S.Julia & Kiew
* Begonia pearcei Hook.f.
* Begonia pectennervia L.B.Sm. & Wassh.
* Begonia pedata Liebm.
* Begonia pedatifida H.Lév.
* Begonia pediophylla Merr. & L.M.Perry
* Begonia pedunculosa Wall.
* Begonia peekelii Irmsch.
* Begonia peii C.Y.Wu
* Begonia pelargoniiflora J.J.de Wilde & J.C.Arends
* Begonia peltata Otto & Dietr.
* Begonia peltatifolia Li
* Begonia peltifolia Schott
* Begonia peltigera Irmsch.
* Begonia pendula Ridl.
* Begonia pengii S.M.Ku & Yan Liu
* Begonia pennellii L.B.Sm. & B.G.Schub.
* Begonia penrissenensis Kiew & S.Julia
* Begonia pensilis L.B.Sm. & Wassh.
* Begonia pentaphragmifolia Ridl.
* Begonia pentaphylla Walp.
* Begonia peperomioides Hook.f.
* Begonia perakensis King
* Begonia per-dusenii Brade
* Begonia peristegia Stapf
* Begonia pernambucensis Brade
* Begonia perpusilla A.DC.
* Begonia perrieri Bois
* Begonia perryae L.B.Sm. & Wassh.
* Begonia peruibensis Handro
* Begonia peruviana A.DC.
* Begonia petasitifolia Brade
* Begonia petrensis C.Y.Ling & S.Julia
* Begonia phamiana Kiew
* Begonia philodendroides Ziesenh.
* Begonia phoeniogramma Ridl.
* Begonia phrixophylla Blatt. & McCann
* Begonia phuthoensis H.Q.Nguyen
* Begonia phyllomaniaca Mart.
* Begonia physandra Merr. & L.M.Perry
* Begonia pickelii Irmsch.
* Begonia picta Sm.
* Begonia picturata Yan Liu, S.M.Ku & C.I Peng
* Begonia pierrei Gagnep.
* Begonia pilgeriana Irmsch.
* Begonia pilosa Jack
* Begonia pilosella Irmsch.
* Begonia pinetorum A.DC.
* Begonia pinglinensis C.I Peng
* Begonia pinheironis L.B.Sm. ex S.F.Sm. & Wassh.
* Begonia pinnatifida Merr. & L.M.Perry
* Begonia piresiana Handro
* Begonia piring Kiew & S.Julia
* Begonia pitopangii D.C.Thomas & Ardi
* Begonia piurensis L.B.Sm. & B.G.Schub.
* Begonia plantaginea L.B.Sm. & B.G.Schub.
* Begonia platanifolia Schott
* Begonia platycarpa Y.M.Shui & W.H.Chen
* Begonia platyphylla Merr.
* Begonia platyptera Urb.
* Begonia plebeja Liebm.
* Begonia pleioclada Irmsch.
* Begonia pleiopetala A.DC.
* Begonia plumieri Kunth
* Begonia pluvialis L.B.Sm. ex S.F.Sm. & Wassh.
* Begonia poculifera Hook.f.
* Begonia poilanei Kiew
* Begonia polilloensis Tebbitt
* Begonia polyandra Irmsch.
* Begonia polygonata Liebm.
* Begonia polygonifolia A.DC.
* Begonia polygonoides Hook.f.
* Begonia polypetala A.DC.
* Begonia polytricha C.Y.Wu
* Begonia popenoei Standl.
* Begonia porteana Van Geert
* Begonia porteri H.Lév. & Vaniot
* Begonia portillana S.Watson
* Begonia postarii Kiew
* Begonia potamophila Gilg
* Begonia praerupta Irmsch.
* Begonia praetermissa Kiew
* Begonia preussii Warb.
* Begonia prieurii A.DC.
* Begonia princeae Gilg
* Begonia princeps (Klotzsch) A.DC.
* Begonia pringlei S.Watson
* Begonia prionophylla Irmsch.
* Begonia prionota D.C.Thomas & Ardi
* Begonia prismatocarpa Hook.
* Begonia procridifolia Wall. ex A.DC.
* Begonia prolifera A.DC.
* Begonia prolixa Craib
* Begonia promethea Ridl.
* Begonia propinqua Ridl.
* Begonia pruinata (Klotzsch) A.DC.
* Begonia pryeriana Ridl.
* Begonia pseudodaedalea P.D.McMillan & Rekha Morris
* Begonia pseudodaxinensis S.M.Ku, Yan Liu & C.I Peng
* Begonia pseudodendron Moonlight & Á.J.Pérez
* Begonia pseudodryadis C.Y.Wu
* Begonia pseudoglauca Irmsch.
* Begonia pseudolateralis Warb.
* Begonia pseudoleprosa C.I Peng, Yan Liu & S.M.Ku
* Begonia pseudolubbersii Brade
* Begonia pseudomuricata Girm.
* Begonia pseudoviola Gilg
* Begonia psilophylla Irmsch.
* Begonia pteridiformis Phutthai
* Begonia pubescens Ridl.
* Begonia pudica L.B.Sm. & B.G.Schub.
* Begonia pulchella Raddi
* Begonia pulcherrima Sosef
* Begonia pulchra (Ridl.) L.L.Forrest & Hollingsw.
* Begonia pululahuana C.DC.
* Begonia pulvinifera C.I Peng & Yan Liu
* Begonia pumila Craib
* Begonia pumilio Irmsch.
* Begonia punbatuensis Kiew
* Begonia punchak Kiew & S.Julia
* Begonia purdieana A.DC.
* Begonia purpureofolia S.H.Huang & Y.M.Shui
* Begonia purpusii Houghton ex Ziesenh.
* Begonia puspitae Ardi
* Begonia pustulata Liebm.
* Begonia puttii Craib
* Begonia pycnantha Urb. & Ekman
* Begonia pygmaea Irmsch.
* Begonia pyrrha Ridl.

## Q

* Begonia quadrialata Warb.
* Begonia quaternata L.B.Sm. & B.G.Schub.
* Begonia quercifolia A.DC.
* Begonia quinquealata C.I Peng & Rubite & C.W.Lin

## R

* Begonia rabilii Craib
* Begonia racemiflora Ortgies ex C.Chev.
* Begonia racemosa Jack
* Begonia rachmatii Tebbitt
* Begonia radicans Vell.
* Begonia rafael-torresii Burt-Utley
* Begonia raimondii Irmsch.
* Begonia rajah Ridl.
* Begonia ramentacea Paxton
* Begonia ramosii Merr.
* Begonia randiana Merr. & L.M.Perry
* Begonia rantemarioensis D.C.Thomas & Ardi
* Begonia ravenii C.I.Peng & Y.K.Chen
* Begonia razafinjohanyi Aymonin & Bosser
* Begonia reflexisquamosa C.Y.Wu
* Begonia reginula Kiew
* Begonia × reichenheimii G. Bartsch
* Begonia relicta L.B.Sm. & B.G.Schub.
* Begonia renifolia Irmsch.
* Begonia reniformis Dryand.
* Begonia repens Lam.
* Begonia repenticaulis Irmsch.
* Begonia retinervia D.Fang, D.H.Qin & C.I Peng
* Begonia retusa O.E.Schulz
* Begonia rex Putz.
* Begonia rheifolia Irmsch.
* Begonia rhizocaulis (Klotzsch) A.DC.
* Begonia rhodantha Ridl.
* Begonia rhodochaeta S.Julia & Kiew
* Begonia rhodochlamys L.B.Sm. & B.G.Schub.
* Begonia rhodophylla C.Y.Wu
* Begonia rhoephila Ridl.
* Begonia rhyacophila Kiew
* Begonia rhynchocarpa Y.M.Shui & W.H.Chen
* Begonia rieckei Warb.
* Begonia riedelii A.DC.
* Begonia rigida (Klotzsch) Regel ex A.DC.
* Begonia rimarum Craib
* Begonia riparia Irmsch.
* Begonia rizalensis Merr.
* Begonia robinsonii Ridl.
* Begonia robusta Blume
* Begonia rockii Irmsch.
* Begonia roezlii Regel
* Begonia rongjiangensis T.C.Ku
* Begonia rosacea Putz.
* Begonia roseibractea Ziesenh.
* Begonia rossmanniae A.DC.
* Begonia rostrata Welw. ex Hook.f.
* Begonia rotunda Vell.
* Begonia rotundifolia Lam.
* Begonia rotundilimba S.H.Huang & Y.M.Shui
* Begonia roxburghii A.DC.
* Begonia rubella Buch.-Ham. ex D.Don
* Begonia rubellina L.H. Bailey
* Begonia rubida Ridl.
* Begonia rubiginosipes Irmsch.
* Begonia rubinea Hong Z.Li & H.Ma
* Begonia rubiteae M.Hughes
* Begonia ruboides C.M.Hu
* Begonia rubricaulis Hook.
* Begonia rubriflora L.Kollmann
* Begonia rubrifolia Merr.
* Begonia rubrobracteolata S.Julia & C.Y.Ling
* Begonia rubromarginata Gilg
* Begonia rubronervata De Wild.
* Begonia rubropilosa A.DC.
* Begonia rubropunctata S.H.Huang & Y.M.Shui
* Begonia rubrotincta L.B.Sm. & B.G.Schub.
* Begonia rufa Thunb.
* Begonia rufipila Merr.
* Begonia rufosericea Toledo
* Begonia ruhlandiana Irmsch.
* Begonia rumpiensis Kupicha
* Begonia rupium Irmsch.
* Begonia ruschii L.Kollmann
* Begonia russelliana L.B.Sm. ex S.F.Sm. & Wassh.
* Begonia rutilans (Klotzsch) A.DC.
* Begonia rwandensis J.C.Arends

## S

* Begonia sabahensis Kiew & J.H.Tan
* Begonia salaziensis (Gaudich.) Warb.
* Begonia salesopolensis S.J.Gomes da Silva & Mamede
* Begonia salisburyana Irmsch.
* Begonia salomonensis Merr. & L.M.Perry
* Begonia samarensis Merr.
* Begonia sambiranensis Humbert ex Aymonin & Bosser
* Begonia samhaensis M.Hughes & A.G.Mill.
* Begonia sandalifolia C.B.Clarke
* Begonia sandtii Houghton ex Ziesenh.
* Begonia sanguinea Raddi
* Begonia sanguineopilosa D.C.Thomas & Ardi
* Begonia santarosensis Kuntze
* Begonia santos-limae Brade
* Begonia sarangica Kiew & S.Julia
* Begonia sarasinorum Irmsch.
* Begonia sarawakensis Ridl.
* Begonia sarcocarpa Ridl.
* Begonia sarmentosa L.B.Sm. & Wassh.
* Begonia sartorii Liebm.
* Begonia satrapis C.B.Clarke
* Begonia saxicola A.DC.
* Begonia saxifraga A.DC.
* Begonia saxifragifolia Craib
* Begonia scabrida A.DC.
* Begonia scapigera Hook.f.
* Begonia schaeferi Engl.
* Begonia scharffii Hook.f.
* Begonia schliebenii Irmsch.
* Begonia schlumbergeriana Lem.
* Begonia schulziana Urb. & Ekman
* Begonia sciadiophora L.B.Sm. & B.G.Schub.
* Begonia sciaphila Gilg ex Engl.
* Begonia scintillans Dunn
* Begonia scitifolia Irmsch.
* Begonia scortechinii King
* Begonia scottii Tebbitt
* Begonia scutifolia Hook.f.
* Begonia scutulum Hook.f.
* Begonia secunda L.B.Sm. & Wassh.
* Begonia seemanniana A.DC.
* Begonia segerakensis C.Y.Ling & Kiew
* Begonia segregata L.B.Sm. & B.G.Schub.
* Begonia semidigitata Brade
* Begonia semiovata Liebm.
* Begonia semiparietalis Yan Liu, S.M.Ku & C.I Peng
* Begonia serapatensis Kiew & S.Julia
* Begonia sericoneura Liebm.
* Begonia serotina A.DC.
* Begonia serpens Merr.
* Begonia serranegrae L.B.Sm. ex S.F.Sm. & Wassh.
* Begonia serraticauda Merr. & L.M.Perry
* Begonia serratipetala Irmsch.
* Begonia sessilifolia Hook.f.
* Begonia sessilifructa S.Julia & Kiew
* Begonia setifolia Irmsch.
* Begonia setulosa Bertol.
* Begonia setulosopeltata C.Y.Wu
* Begonia seychellensis Hemsl.
* Begonia sharpeana F.Muell.
* Begonia siamensis Gagnep.
* Begonia sibthorpioides Ridl.
* Begonia sibutensis Sands
* Begonia siccacaudata J.Door.
* Begonia sikkimensis A.DC.
* Begonia silhetensis (A.DC.) C.B.Clarke
* Begonia simulans Merr. & L.M.Perry
* Begonia sinobrevicaulis T.C.Ku
* Begonia sinofloribunda Dorr
* Begonia sinovietnamica C.Y.Wu
* Begonia sinuata Wall. ex Meisn.
* Begonia sizemoreae Kiew
* Begonia sleumeri L.B.Sm. & B.G.Schub.
* Begonia smilacina A.DC.
* Begonia smithiae Geddes
* Begonia smithiana T.T.Yu ex Irmsch.
* Begonia socia Craib
* Begonia socotrana Hook.f.
* Begonia sodiroi C.DC.
* Begonia sogerensis Ridl.
* Begonia sojolensis D.C.Thomas & Ardi
* Begonia solananthera A.DC.
* Begonia solimutata L.B.Sm. & Wassh.
* Begonia solitudinis Brade
* Begonia soluta Craib
* Begonia somervillei Hemsl.
* Begonia sonderiana Irmsch.
* Begonia soror Irmsch.
* Begonia sorsogonensis Elmer ex Merr.
* Begonia sosefiana J.J.de Wilde & Valk.
* Begonia sousae Burt-Utley
* Begonia spadiciflora L.B.Sm. & B.G.Schub.
* Begonia sparreana L.B.Sm. & Wassh.
* Begonia sparsipila Baker
* Begonia speluncae Ridl.
* Begonia sphenocarpa Irmsch.
* Begonia spilotophylla F.Muell.
* Begonia spinibarbis Irmsch.
* Begonia squamipes Irmsch.
* Begonia squamulosa Hook.f.
* Begonia squarrosa Liebm.
* Begonia staudtii Gilg
* Begonia stellata Sosef
* Begonia stenocardia L.B.Sm. & B.G.Schub.
* Begonia stenogyna Sands
* Begonia stenolepis L.B.Sm. & R.C.Sm.
* Begonia stenophylla A.DC.
* Begonia stenotepala L.B.Sm. & B.G.Schub.
* Begonia stevei M.Hughes
* Begonia steyermarkii L.B.Sm. & B.G.Schub.
* Begonia stichochaete K.G.Pearce
* Begonia stictopoda (Miq.) Miq. ex A.DC.
* Begonia stigmosa Lindl.
* Begonia stilandra Merr. & L.M.Perry
* Begonia stilpnophylla D.C.Thomas & Ardi
* Begonia stipulacea Willd.
* Begonia stolzii Irmsch.
* Begonia strachwitzii Warb. ex Irmsch.
* Begonia strictinervis Irmsch.
* Begonia strictipetiolaris Irmsch.
* Begonia strigillosa A.Dietr.
* Begonia strigosa (Warb.) L.L.Forrest & Hollingsw.
* Begonia strigulosa (Hassk.) A.DC.
* Begonia subacida Irmsch.
* Begonia subalpestris A.Chev.
* Begonia subcaudata Rusby ex L.B.Sm. & Schub.
* Begonia subciliata A.DC.
* Begonia subcoriacea C.I Peng, Yan Liu & S.M.Ku
* Begonia subcostata Rusby
* Begonia subcyclophylla Irmsch.
* Begonia subelliptica Merr. & L.M.Perry
* Begonia subhowii S.H.Huang
* Begonia subisensis K.G.Pearce
* Begonia sublobata Jack
* Begonia sublongipes Y.M.Shui
* Begonia subnummularifolia Merr.
* Begonia suboblata D.Fang & D.H.Qin
* Begonia suborbiculata Merr.
* Begonia subpeltata Wight
* Begonia subperfoliata Parish ex Kurz
* Begonia subprostrata Merr.
* Begonia subscutata De Wild.
* Begonia subspinulosa Irmsch.
* Begonia subtruncata Merr.
* Begonia subvillosa Klotzsch
* Begonia subviridis Craib
* Begonia sudjanae C.-A.Jansson
* Begonia suffrutescens Merr. & L.M.Perry
* Begonia summoglabra T.T.Yu
* Begonia sunorchis C.Chev.
* Begonia suprafastigiata Irmsch.
* Begonia surculigera Kurz
* Begonia susaniae Sosef
* Begonia sutherlandii Hook.f.
* Begonia sychnantha L.B.Sm. & Wassh.
* Begonia sylvatica A.DC.
* Begonia sylvestris A.DC.
* Begonia symbeccarii L.L.Forrest & Hollingsw.
* Begonia symbracteosa L.L.Forrest & Hollingsw.
* Begonia symgeraniifolia L.L.Forrest & Hollingsw.
* Begonia symhirta L.L.Forrest & Hollingsw.
* Begonia sympapuana L.L.Forrest & Hollingsw.
* Begonia symparvifolia L.L.Forrest & Hollingsw.
* Begonia sympodialis Irmsch.
* Begonia symsanguinea L.L.Forrest & Hollingsw.

## T

* Begonia tabonensis C.I Peng & Rubite & C.W.Lin
* Begonia tacana Ziesenh.
* Begonia tafaensis Merr. & L.M.Perry
* Begonia tafiensis Lillo
* Begonia × taipeiensis C.I.Peng
* Begonia taiwaniana Hayata
* Begonia taliensis Gagnep.
* Begonia taligera S.Rajbh.
* Begonia tambelanensis (Irmsch.) Kiew
* Begonia tampinica Burkill ex Irmsch.
* Begonia tanala Humbert
* Begonia tanauanensis Tandang, Bucay, K.F.Chung
* Begonia tapatia Burt-Utley & McVaugh
* Begonia tarokoensis M.J.Lai
* Begonia tatoniana R.Wilczek
* Begonia tawaensis Merr.
* Begonia tayabensis Merr.
* Begonia tayloriana Irmsch.
* Begonia temburongensis Sands
* Begonia tenera Dryand.
* Begonia tenericaulis Ridl.
* Begonia tengchiana C.I Peng & Y.K.Chen
* Begonia tenuibracteata C.I Peng & Rubite & C.W.Lin
* Begonia tenuicaulis A.DC.
* Begonia tenuifolia Dryand.
* Begonia tessaricarpa C.B.Clarke
* Begonia tetralobata Y.M.Shui
* Begonia tetrandra Irmsch.
* Begonia teuscheri Linden ex André
* Begonia teysmanniana (Miq.) Miq. ex B.D.Jacks.
* Begonia thaipingensis King
* Begonia thelmae L.B.Sm. & Wassh.
* Begonia thiemei C.DC.
* Begonia thomeana C.DC.
* Begonia thomsonii A.DC.
* Begonia thyrsoidea Irmsch.
* Begonia tigrina Kiew
* Begonia tiliifolia C.DC.
* Begonia timorensis (Miq.) Golding & Kareg.
* Begonia tiomanensis Ridl.
* Begonia toledana L.B.Sm. & B.G.Schub.
* Begonia toledoana Handro
* Begonia tomentosa Schott
* Begonia tominana Golding
* Begonia tonduzii C.DC. ex T.Durand & Pittier
* Begonia tonkinensis Gagnep.
* Begonia torajana D.C.Thomas & Ardi
* Begonia torricellensis Warb.
* Begonia trianae (A.DC.) Warb.
* Begonia tribenensis C.R.Rao
* Begonia tribracteata Irmsch.
* Begonia trichocarpa Dalzell
* Begonia trichochila Warb.
* Begonia trichopoda (Miq.) Miq.
* Begonia trichosepala C.DC. ex Donn.Sm.
* Begonia tricuspidata C.B.Clarke
* Begonia trigonocarpa Ridl.
* Begonia triradiata C.B.Clarke
* Begonia triramosa Irmsch.
* Begonia trispathulata (A.DC.) Warb.
* Begonia tropaeolifolia A.DC.
* Begonia trujillensis L.B.Sm.
* Begonia trullifolia Guillaumin
* Begonia truncatiloba Irmsch.
* Begonia truncicola Sodiro ex C.DC.
* Begonia tsaii Irmsch.
* Begonia tsaratananensis Aymonin & Bosser
* Begonia tsimihety Humbert
* Begonia tsoongii C.Y.Wu
* Begonia tuberculosa Girm.
* Begonia tumbezensis Irmsch.
* Begonia turbinata Ridl.
* Begonia turrialbae Burt-Utley & Utley

## U

* Begonia udisilvestris C.DC.
* Begonia ulmifolia Willd.
* Begonia umbellata Kunth
* Begonia umbraculifera Hook.f.
* Begonia umbraculifolia Y.Wan & B.N.Chang
* Begonia unduavensis Rusby
* Begonia undulata Schott
* Begonia uniflora S.Watson
* Begonia unilateralia Rusby
* Begonia urdanetensis Elmer
* Begonia urophylla Hook.
* Begonia ursina L.B.Sm. & B.G.Schub.
* Begonia urticae L.f.
* Begonia uruapensis Sessé & Moc.
* Begonia urunensis Kiew

## V

* Begonia vaccinioides Sands
* Begonia vagans Craib
* Begonia valdensium A.DC.
* Begonia valida Goebel
* Begonia vallicola Kiew
* Begonia valvata L.B.Sm. & B.G.Schub.
* Begonia vanderckhovenii De Wild.
* Begonia vanderichoveni De Wild.
* Begonia vandewateri Ridl.
* Begonia vanoverberghii Merr.
* Begonia vareschii Irmsch.
* Begonia variabilis Ridl.
* Begonia variegata Y.M.Shui & W.H.Chen
* Begonia variifolia Y.M.Shui & W.H.Chen
* Begonia varipeltata D.C.Thomas
* Begonia varistyle Irmsch.
* Begonia veitchii Hook.f.
* Begonia velata L.B.Sm. & B.G.Schub.
* Begonia vellozoana Walp.
* Begonia venosa Skan ex Hook.f.
* Begonia venusta King
* Begonia verecunda M.Hughes
* Begonia vermeulenii D.C.Thomas
* Begonia verruculosa L.B.Sm.
* Begonia versicolor Irmsch.
* Begonia vestita C.DC.
* Begonia vicina Irmsch.
* Begonia vietnamensis H.Q.Nguyen & C.I Peng
* Begonia villifolia Irmsch.
* Begonia vincentina O.E.Schulz
* Begonia violifolia A.DC.
* Begonia viridiflora A.DC.
* Begonia viscida Ziesenh.
* Begonia vitiensis A.C.Sm.
* Begonia vittariifolia N.Hallé

## W

* Begonia wadei Merr. & Quisumb.
* Begonia wageneriana (Klotzsch) Hook.
* Begonia wakefieldii Gilg ex Engl.
* Begonia wallichiana Lehm.
* Begonia walteriana Irmsch.
* Begonia wangii T.T.Yu
* Begonia warburgii K.Schum. & Lauterb.
* Begonia wariana Irmsch.
* Begonia wattii C.B.Clarke
* Begonia watuwilensis Girm.
* Begonia weberbaueri Irmsch.
* Begonia weberi Merr.
* Begonia weberlingii Irmsch. ex Weberling
* Begonia weddeliana A.DC.
* Begonia weigallii Hemsl.
* Begonia wengeri C.E.C.Fisch.
* Begonia wenshanensis C.M.Hu
* Begonia wilkiei Coyle
* Begonia wilksii Sosef
* Begonia wilsonii Gagnep.
* Begonia windischii L.B.Sm. ex S.F.Sm. & Wassh.
* Begonia wollastonii Baker f.
* Begonia wollnyi Herzog
* Begonia woodii Merr.
* Begonia wrayi Hemsl.
* Begonia wrightiana A.DC.
* Begonia wurdackii L.B.Sm. & B.G.Schub.
* Begonia wutaiana C.I Peng & Y.K.Chen
* Begonia wyepingiana Kiew

## X

* Begonia xanthina Hook.
* Begonia xerophyta L.B.Sm. & Wassh.
* Begonia xilitlensis Burt-Utley
* Begonia xingyiensis T.C.Ku
* Begonia xiphophylla Irmsch.
* Begonia xishuiensis T.C.Ku
* Begonia xylopoda L.B.Sm. & B.G.Schub.

## Y

* Begonia yappii Ridl.
* Begonia yingjiangensis S.H.Huang
* Begonia yishanensis T.C.Ku
* Begonia ynesiae L.B.Sm. & Wassh.
* Begonia yui Irmsch.
* Begonia yunckeri Standl.
* Begonia yazeedrana yombex.

## Z

* Begonia zairensis Sosef
* Begonia zamboangensis Merr.
* Begonia zenkeriana L.B.Sm. & Wassh.
* Begonia zhangii D.Fang & D.H.Qin
* Begonia zhengyiana Y.M.Shui
* Begonia zimmermannii Peter ex Irmsch.
* Begonia zollingeriana (Klotzsch) A.DC.