View source for Begonia Species List

==A==

*''[[Begonia abbottii]]'' <small>Urb.</small>
*''[[Begonia abdullahpieei]]'' <small>Kiew</small>
*''[[Begonia aberrans]]'' <small>Irmsch.</small>
*''[[Begonia aborensis]]'' <small>Dunn</small>
*''[[Begonia acaulis]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia acclivis]]'' <small>Coyle</small>
*''[[Begonia acerifolia]]'' <small>Kunth</small>
*''[[Begonia aceroides]]'' <small>Irmsch.</small>
*''[[Begonia acetosa]]'' <small>Vell.</small>
*''[[Begonia acetosella]]'' <small>Craib</small>
*''[[Begonia acida]]'' <small>Vell.</small>
*''[[Begonia aconitifolia]]'' <small>A.DC.</small>
*''[[Begonia acuminatissima]]'' <small>Merr.</small>
*''[[Begonia acutifolia]]'' <small>Jacq.</small>
*''[[Begonia acutiloba]]'' <small>Liebm.</small>
*''[[Begonia acutitepala]]'' <small>K.Y.Guan & D.K.Tian</small>
*''[[Begonia adamsensis]]'' <small>Magtoto & Rubite</small>
*''[[Begonia adenodes]]'' <small>Irmsch.</small>
*''[[Begonia adenopoda]]'' <small>Lem.</small>
*''[[Begonia adenostegia]]'' <small>Stapf</small>
*''[[Begonia admirabilis]]'' <small>Brade</small>
*''[[Begonia adpressa]]'' <small>Sosef</small>
*''[[Begonia adscendens]]'' <small>C.B.Clarke</small>
*''[[Begonia aenea]]'' <small>Linden & André</small>
*''[[Begonia aequata]]'' <small>A.Gray</small>
*''[[Begonia aequatoguineensis]]'' <small>Sosef & Nguema</small>
*''[[Begonia aequatorialis]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia aequilateralis]]'' <small>Irmsch.</small>
*''[[Begonia aeranthos]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia affinis]]'' <small>Merr.</small>
*''[[Begonia aggeloptera]]'' <small>N.Hallé</small>
*''[[Begonia aguiabrancensis]]'' <small>L.Kollmann</small>
*''[[Begonia agusanensis]]'' <small>Merr.</small>
*''[[Begonia aketajawensis]]'' 
*''[[Begonia alba]]'' <small>Merr.</small>
*''[[Begonia albidula]]'' <small>Brade</small>
*''[[Begonia albobracteata]]'' <small>Ridl.</small>
*''[[Begonia albococcinea]]'' <small>Hook.</small>
*''[[Begonia albomaculata]]'' <small>C.DC. ''ex'' Huber</small>
*[[Begonia × albopicta|''Begonia'' × ''albopicta'']] <small>W.Bull</small>
*''[[Begonia alcarrasica]]'' <small>J.Sierra</small>
*''[[Begonia alchemilloides]]'' <small>A.DC.</small>
*''[[Begonia algaia]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia alice-clarkae]]'' <small>Ziesenh.</small>
*''[[Begonia aliciae]]'' <small>C.E.C.Fisch.</small>
*''[[Begonia alicida]]'' <small>C.B.Clarke</small>
*''[[Begonia almedana]]'' <small>Burt-Utley & Utley</small>
*''[[Begonia alnifolia]]'' <small>A.DC.</small>
*''[[Begonia alpina]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia altamiroi]]'' <small>Brade</small>
*''[[Begonia altissima]]'' <small>Ridl.</small>
*''[[Begonia altoperuviana]]'' <small>A.DC.</small>
*''[[Begonia alvarezii]]'' <small>Merr.</small>
*''[[Begonia alveolata]]'' <small>T.T.Yu</small>
*[[Begonia × amabilis|''Begonia'' × ''amabilis'']] <small>Linden</small>
*''[[Begonia amphioxus]]'' <small>Sands</small>
*''[[Begonia ampla]]'' <small>Hook.f.</small>
*''[[Begonia anaimalaiensis]]'' <small>Bedd.</small>
*''[[Begonia andamensis]]'' <small>Parish ''ex'' C.B.Clarke</small>
*''[[Begonia andersonii]]'' <small>Kiew & S.Julia</small>
*''[[Begonia andina]]'' <small>Rusby</small>
*''[[Begonia androrangensis]]'' <small>Humbert</small>
*''[[Begonia androturba]]'' <small>Coyle</small>
*''[[Begonia anemoniflora]]'' <small>Irmsch.</small>
*''[[Begonia angilogensis]]'' <small>Merr.</small>
*''[[Begonia angolensis]]'' <small>Irmsch.</small>
*''[[Begonia angraensis]]'' <small>Brade</small>
*''[[Begonia angularis]]'' <small>Raddi</small>
*''[[Begonia angulata]]'' <small>Vell.</small>
*''[[Begonia angustilimba]]'' <small>Merr.</small>
*''[[Begonia angustiloba]]'' <small>A.DC.</small>
*''[[Begonia anisoptera]]'' <small>Merr.</small>
*''[[Begonia anisosepala]]'' <small>Hook.f.</small>
*''[[Begonia anjuanensis]]'' <small>Humbert ''ex'' Aymonin & Bosser</small>
*''[[Begonia ankaranensis]]'' <small>Humbert ''ex'' Aymonin & Bosser</small>
*''[[Begonia annobonensis]]'' <small>A.DC.</small>
*''[[Begonia annulata]]'' <small>K.Koch</small>
*''[[Begonia anodifolia]]'' <small>A.DC.</small>
*''[[Begonia antaisaka]]'' <small>Humbert</small>
*''[[Begonia anthonyi]]'' <small>Kiew</small>
*[[Begonia × antonietae|''Begonia'' × ''antonietae'']] <small>Brade</small>
*''[[Begonia antongilensis]]'' <small>Humbert</small>
*''[[Begonia antsingyensis]]'' <small>Humbert ''ex'' Aymonin & Bosser</small>
*''[[Begonia antsiranensis]]'' <small>Aymonin & Bosser</small>
*''[[Begonia apayaoensis]]'' <small>Merr.</small>
*''[[Begonia apparicioi]]'' <small>Brade</small>
*''[[Begonia aptera]]'' <small>Blume</small>
*''[[Begonia arachnoidea]]'' <small>C.I Peng, Yan Liu & S.M.Ku</small>
*''[[Begonia arborescens]]'' <small>Raddi</small>
*''[[Begonia arboreta]]'' <small>Y.M.Shui</small>
*''[[Begonia archboldiana]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia areolata]]'' <small>Miq.</small>
*''[[Begonia arfakensis]]'' <small>(Gibbs) L.L.Forrest & Hollingsw.</small>
*''[[Begonia argentea]]'' <small>Linden</small>
*''[[Begonia argenteomarginata]]'' <small>Tebbitt</small>
*''[[Begonia aridicaulis]]'' <small>Ziesenh.</small>
*''[[Begonia arnottiana]]'' <small>(Wight) A.DC.</small>
*''[[Begonia arrogans]]'' <small>Irmsch.</small>
*''[[Begonia articulata]]'' <small>Irmsch.</small>
*''[[Begonia artior]]'' <small>Irmsch.</small>
*''[[Begonia asperifolia]]'' <small>Irmsch.</small>
*''[[Begonia aspleniifolia]]'' <small>Hook.f. ''ex'' A.DC.</small>
*''[[Begonia assurgens]]'' <small>Irmsch. ''ex'' Weberling</small>
*''[[Begonia asteropyrifolia]]'' <small>Y.M.Shui & W.H.Chen</small>
*''[[Begonia asympeltata]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia atricha]]'' <small>(Miq.) Miq. ''ex'' A.DC.</small>
*''[[Begonia atroglandulosa]]'' <small>Sosef</small>
*''[[Begonia augustae]]'' <small>Irmsch.</small>
*''[[Begonia augustinei]]'' <small>Hemsl.</small>
*''[[Begonia aurantiflora]]'' <small>C.I Peng, Yan Liu & S.M.Ku</small>
*''[[Begonia auriculata]]'' <small>Hook.f.</small>
*''[[Begonia auritistipula]]'' <small>Y.M.Shui & W.H.Chen</small>
*''[[Begonia austroguangxiensis]]'' <small>Y.M.Shui & W.H.Chen</small>
*''[[Begonia austrotaiwanensis]]'' <small>Y.K.Chen & C.I.Peng</small>
*''[[Begonia awongii]]'' <small>Sands</small>
*''[[Begonia axillaris]]'' <small>Ridl.</small>
*''[[Begonia axillipara]]'' <small>Ridl.</small>
*''[[Begonia azuensis]]'' <small>Urb. & Ekman</small>
*''[[Begonia akaw]]'' Mansibang, Aumentado & Y.P.Ang

==B==

*''[[Begonia baccata]]'' <small>Hook.f.</small>
*''[[Begonia bagotiana]]'' <small>Humbert ''ex'' Aymonin & Bosser</small>
*''[[Begonia bahakensis]]'' <small>Sands</small>
*''[[Begonia bahiensis]]'' <small>A.DC.</small>
*''[[Begonia balangcodiae]]'' <small>Rubite, S.H.Liu & K.F.Chung</small>
*''[[Begonia balansae]]'' <small>C.DC.</small>
*''[[Begonia balansana]]'' <small>Gagnep.</small>
*''[[Begonia baliensis]]'' <small>Girm.</small>
*''[[Begonia balmisiana]]'' <small>Balmis</small>
*''[[Begonia bamaensis]]'' <small>Yan Liu & C.I Peng</small>
*''[[Begonia banaoensis]]'' <small>J.Sierra</small>
*''[[Begonia bangii]]'' <small>Kuntze</small>
*''[[Begonia bangsamoro]]'' <small>D.P.Buenavista</small>
*''[[Begonia baramensis]]'' <small>Merr.</small>
*''[[Begonia barbellata]]'' <small>Ridl.</small>
*''[[Begonia barborkae]]'' <small>Halda</small>
*''[[Begonia barkeri]]'' <small>Knowles & Westc.</small>
*''[[Begonia barkleyana]]'' <small>L.B.Sm.</small>
*''[[Begonia baronii]]'' <small>Baker</small>
*''[[Begonia barrigae]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia bartlettiana]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia bataiensis]]'' <small>Kiew</small>
*''[[Begonia baturongensis]]'' <small>Kiew</small>
*''[[Begonia baumannii]]'' <small>Lemoine ''ex'' Wittm.</small>
*''[[Begonia baviensis]]'' <small>Gagnep.</small>
*''[[Begonia beccariana]]'' <small>Ridl.</small>
*''[[Begonia beccarii]]'' <small>Warb.</small>
*''[[Begonia beddomei]]'' <small>Hook.f.</small>
*''[[Begonia beijnenii]]''
*''[[Begonia bekopakensis]]'' <small>Aymonin & Bosser</small>
*''[[Begonia bequaertii]]'' <small>Robyns & Lawalrée</small>
*''[[Begonia berhamanii]]'' <small>Kiew</small>
*''[[Begonia bernicei]]'' <small>Aymard & G.A.Romero</small>
*''[[Begonia bernieri]]'' <small>A.DC.</small>
*''[[Begonia beryllae]]'' <small>Ridl.</small>
*''[[Begonia besleriifolia]]'' <small>Schott</small>
*''[[Begonia betsimisaraka]]'' <small>Humbert</small>
*''[[Begonia bettinae]]'' <small>Ziesenh.</small>
*''[[Begonia bidentata]]'' <small>Raddi</small>
*''[[Begonia biflora]]'' <small>T.C.Ku</small>
*''[[Begonia bifolia]]'' <small>Ridl.</small>
*''[[Begonia bifurcata]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia biguassuensis]]'' <small>Brade</small>
*''[[Begonia biliranensis]]'' <small>Merr.</small>
*''[[Begonia binuangensis]]'' <small>Merr.</small>
*''[[Begonia bipinnatifida]]'' <small>J.J.Sm.</small>
*''[[Begonia biserrata]]'' <small>Lindl.</small>
*''[[Begonia bissei]]'' <small>J.Sierra</small>
*''[[Begonia blancii]]'' <small>M.Hughes & C.I Peng</small>
*''[[Begonia bogneri]]'' <small>Ziesenh.</small>
*''[[Begonia boisiana]]'' <small>Gagnep.</small>
*''[[Begonia boissieri]]'' <small>A.DC.</small>
*''[[Begonia boiviniana]]'' <small>A.DC.</small>
*''[[Begonia boliviensis]]'' <small>A.DC.</small>
*''[[Begonia bolleana]]'' <small>Urb. & Ekman</small>
*''[[Begonia bolsteri]]'' <small>Merr.</small>
*''[[Begonia bonii]]'' <small>Gagnep.</small>
*''[[Begonia bonitoensis]]'' <small>Brade</small>
*''[[Begonia bonthainensis]]'' <small>Hemsl.</small>
*''[[Begonia bonus-henricus]]'' <small>J.J.de Wilde</small>
*''[[Begonia boraceiensis]]'' <small>Handro</small>
*''[[Begonia borneensis]]'' <small>A.DC.</small>
*''[[Begonia bosseri]]'' <small>Keraudren</small>
*''[[Begonia boucheana]]'' <small>(Klotzsch) A.DC.</small>
*''[[Begonia bouffordii]]'' <small>C.I Peng</small>
*''[[Begonia bowerae]]'' <small>Ziesenh.</small>
*''[[Begonia brachybotrys]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia brachyclada]]'' <small>Urb. & Ekman</small>
*''[[Begonia brachypoda]]'' <small>O.E.Schulz</small>
*''[[Begonia bracteata]]'' <small>Jack</small>
*''[[Begonia bracteosa]]'' <small>A.DC.</small>
*''[[Begonia bradei]]'' <small>Irmsch.</small>
*''[[Begonia brandbygeana]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia brandisiana]]'' <small>Kurz</small>
*''[[Begonia brassii]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia breedlovei]]'' <small>Burt-Utley</small>
*''[[Begonia brevibracteata]]'' <small>Kupicha</small>
*''[[Begonia brevicaulis]]'' <small>A.DC.</small>
*''[[Begonia brevicordata]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia brevilobata]]'' <small>Irmsch.</small>
*''[[Begonia brevipedunculata]]'' <small>Y.M.Shui</small>
*''[[Begonia brevipes]]'' <small>Merr.</small>
*''[[Begonia brevipetala]]'' <small>(A.DC.) Warb.</small>
*''[[Begonia brevirimosa]]'' <small>Irmsch.</small>
*[[Begonia × breviscapa|''Begonia'' × ''breviscapa'']] <small>C.I Peng, Yan Liu & S.M.Ku</small>
*''[[Begonia brevisetulosa]]'' <small>C.Y.Wu</small>
*''[[Begonia bridgesii]]'' <small>A.DC.</small>
*''[[Begonia bruneiana]]'' <small>Sands</small>
*''[[Begonia buchtienii]]'' <small>Irmsch.</small>
*''[[Begonia buddleiifolia]]'' <small>A.DC.</small>
*''[[Begonia bufoderma]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia buimontana]]'' <small>Yamam.</small>
*''[[Begonia bulbillifera]]'' <small>Link & Otto</small>
*''[[Begonia bullata]]'' <small>Urb. & Ekman</small>
*''[[Begonia bullatifolia]]'' <small>L.Kollmann</small>
*''[[Begonia burbidgei]]'' <small>Stapf</small>
*''[[Begonia burkillii]]'' <small>Dunn</small>
*''[[Begonia burmensis]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia burttii]]'' <small>Kiew & S.Julia</small>
*''[[Begonia buseyi]]'' <small>Burt-Utley</small>


==C==

*''[[Begonia cacauicola]]'' <small>L.B.Sm. ''ex'' S.F.Sm. & Wassh.</small>
*''[[Begonia caespitosa]]'' <small>Jack</small>
*''[[Begonia calcarea]]'' <small>Ridl.</small>
*''[[Begonia calcicola]]'' <small>Merr.</small>
*''[[Begonia calderonii]]'' <small>Standl.</small>
*''[[Begonia calliantha]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia callosa]]'' <small>L.Kollmann</small>
*''[[Begonia calvescens]]'' <small>(Brade ''ex'' L.B.Sm. & R.C.Sm.) E.L.Jacques & Mamede</small>
*''[[Begonia campanensis]]'' <small>Burt-Utley & Utley</small>
*''[[Begonia camposportoana]]'' <small>Brade</small>
*''[[Begonia canarana]]'' <small>Miq.</small>
*''[[Begonia candollei]]'' <small>Ziesenh.</small>
*''[[Begonia capanemae]]'' <small>Brade</small>
*''[[Begonia caparaoensis]]'' <small>E.L.Jacques & L.Kollmann</small>
*''[[Begonia capensis]]'' <small>L.f.</small>
*''[[Begonia capillipes]]'' <small>Gilg</small>
*''[[Begonia capituliformis]]'' <small>Irmsch.</small>
*''[[Begonia caraguatatubensis]]'' <small>Rubite,R.R., M. Irabagon, D. Palacio, Y.P.Ang, & R.Bustam.</small>
*''[[Begonia caramoanensis]]'' <small>Brade</small>
*''[[Begonia cardiocarpa]]'' <small>Liebm.</small>
*''[[Begonia cardiophora]]'' <small>Irmsch.</small>
*''[[Begonia cariocana]]'' <small>Brade ''ex'' L.B.Sm. & Wassh.</small>
*''[[Begonia carletonii]]'' <small>Standl.</small>
*''[[Begonia carnosa]]'' <small>Teijsm. & Binn.</small>
*''[[Begonia carnosula]]'' <small>Ridl.</small>
*''[[Begonia carolineifolia]]'' <small>Regel</small>
*''[[Begonia carpinifolia]]'' <small>Liebm.</small>
*''[[Begonia carrieae]]'' <small>Ziesenh.</small>
*''[[Begonia casiguranensis]]'' <small>Quisumb. & Merr.</small>
*''[[Begonia castaneifolia]]'' <small>Otto & Dietr.</small>
*''[[Begonia castilloi]]'' <small>Merr.</small>
*''[[Begonia catharinensis]]'' <small>Brade</small>
*''[[Begonia cathayana]]'' <small>Hemsl.</small>
*''[[Begonia cathcartii]]'' <small>Hook.f. & Thomson</small>
*''[[Begonia caudata]]'' <small>Merr.</small>
*''[[Begonia cauliflora]]'' <small>Sands</small>
*''[[Begonia cavaleriei]]'' <small>H.Lév.</small>
*''[[Begonia cavallyensis]]'' <small>A.Chev.</small>
*''[[Begonia cavum]]'' <small>Ziesenh.</small>
*''[[Begonia cebadillensis]]'' <small>Houghton ''ex'' L.B.Sm. & Schub.</small>
*''[[Begonia cehengensis]]'' <small>T.C.Ku</small>
*''[[Begonia celebica]]'' <small>Irmsch.</small>
*''[[Begonia cerasiphylla]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia ceratocarpa]]'' <small>S.H.Huang & Y.M.Shui</small>
*''[[Begonia chaetocarpa]]'' <small>Kuntze</small>
*''[[Begonia chaiana]]'' <small>Kiew & S.Julia</small>
*''[[Begonia chenii]]''
*''[[Begonia chiapensis]]'' <small>Burt-Utley</small>
*''[[Begonia chiasmogyna]]'' <small>M.Hughes</small>
*''[[Begonia chingii]]'' <small>Irmsch.</small>
*''[[Begonia chishuiensis]]'' <small>T.C.Ku</small>
*''[[Begonia chitoensis]]'' <small>Tang S.Liu & M.J.Lai</small>
*''[[Begonia chivatoa]]'' <small>Ziesenh.</small>
*''[[Begonia chlorandra]]'' <small>Sands</small>
*''[[Begonia chlorocarpa]]'' <small>Irmsch. ''ex'' Sands</small>
*''[[Begonia chlorolepis]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia chloroneura]]'' <small>P.Wilkie & Sands</small>
*''[[Begonia chlorosticta]]'' <small>Sands</small>
*''[[Begonia chongii]]'' <small>Sands</small>
*[[Begonia × chungii|''Begonia'' × ''chungii'']] <small>C.I Peng & S.M.Ku</small>
*''[[Begonia chuniana]]'' <small>C.Y.Wu</small>
*''[[Begonia chuyunshanensis]]'' <small>C.I Peng & Y.K.Chen</small>
*''[[Begonia ciliifera]]'' <small>Merr.</small>
*''[[Begonia ciliobracteata]]'' <small>Warb.</small>
*''[[Begonia cincinnifera]]'' <small>Irmsch.</small>
*''[[Begonia cinnabarina]]'' <small>Hook.</small>
*''[[Begonia circumlobata]]'' <small>Hance</small>
*''[[Begonia cirrosa]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia cladocarpoides]]'' <small>Humbert ''ex'' Aymonin & Bosser</small>
*''[[Begonia cladotricha]]'' <small>M.Hughes</small>
*''[[Begonia clarkei]]'' <small>Hook.f.</small>
*''[[Begonia clavicaulis]]'' <small>Irmsch.</small>
*''[[Begonia clemensiae]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia cleopatrae]]'' <small>Coyle</small>
*''[[Begonia clypeifolia]]'' <small>Hook.f.</small>
*''[[Begonia coccinea]]'' <small>Hook.</small>
*''[[Begonia coelocentroides]]'' <small>Y.M.Shui & Z.D.Wei</small>
*''[[Begonia cognata]]'' <small>Irmsch.</small>
*''[[Begonia collaris]]'' <small>Brade</small>
*''[[Begonia collina]]'' <small>Irmsch.</small>
*''[[Begonia collisiae]]'' <small>Merr.</small>
*''[[Begonia colombiana]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia colorata]]'' <small>Warb.</small>
*''[[Begonia comata]]'' <small>Kuntze</small>
*''[[Begonia comestibilis]]'' <small>D.C.Thomas & Ardi</small>
*''[[Begonia comorensis]]'' <small>Warb.</small>
*''[[Begonia compacticaulis]]'' <small>Irmsch.</small>
*''[[Begonia concanensis]]'' <small>A.DC.</small>
*''[[Begonia conchifolia]]'' <small>A.Dietr.</small>
*''[[Begonia concinna]]'' <small>Schott</small>
*''[[Begonia confinis]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia confusa]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia congesta]]'' <small>Ridl.</small>
*''[[Begonia conipila]]'' <small>Irmsch. ''ex'' Kiew</small>
*''[[Begonia consanguinea]]'' <small>Merr.</small>
*''[[Begonia consobrina]]'' <small>Irmsch.</small>
*''[[Begonia contracta]]'' <small>Warb.</small>
*''[[Begonia convallariodora]]'' <small>C.DC.</small>
*''[[Begonia convolvulacea]]'' <small>(Klotzsch) A.DC.</small>
*''[[Begonia cooperi]]'' <small>C.DC.</small>
*''[[Begonia copelandii]]'' <small>Merr.</small>
*''[[Begonia copeyana]]'' <small>C.DC.</small>
*''[[Begonia coptidifolia]]'' <small>H.G.Ye, F.G.Wang, Y.S.Ye & C.I Peng</small>
*''[[Begonia coptidimontana]]'' <small>C.Y.Wu</small>
*''[[Begonia cordata]]'' <small>Vell.</small>
*''[[Begonia cordifolia]]'' <small>(Wight) Thwaites</small>
*''[[Begonia coriacea]]'' <small>Hassk.</small>
*''[[Begonia corneri]]'' <small>Kiew</small>
*''[[Begonia cornitepala]]'' <small>Irmsch.</small>
*''[[Begonia cornuta]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia coronensis]]'' <small>Merr.</small>
*''[[Begonia corredorana]]'' <small>C.DC.</small>
*''[[Begonia corrugata]]'' <small>Kiew & S.Julia</small>
*''[[Begonia corzoensis]]'' <small>Ziesenh.</small>
*''[[Begonia coursii]]'' <small>Humbert ''ex'' Aymonin</small>
*''[[Begonia cowellii]]'' <small>Nash</small>
*''[[Begonia crassicaulis]]'' <small>Lindl.</small>
*''[[Begonia crateris]]'' <small>Exell</small>
*''[[Begonia crenata]]'' <small>Dryand.</small>
*''[[Begonia crinita]]'' <small>Oliv. ''ex'' Hook.f.</small>
*''[[Begonia crispipila]]'' <small>Elmer</small>
*''[[Begonia crispula]]'' <small>Brade</small>
*''[[Begonia cristata]]'' <small>Warb. ''ex'' L.B.Sm. & Wassh.</small>
*''[[Begonia cristobalensis]]'' <small>Ziesenh.</small>
*''[[Begonia croatii]]'' <small>Burt-Utley</small>
*''[[Begonia crocea]]'' <small>C.I Peng</small>
*''[[Begonia cryptocarpa]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia crystallina]]'' <small>Y.M.Shui & W.H.Chen</small>
*''[[Begonia cuatrecasana]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia cubensis]]'' <small>Hassk.</small>
*''[[Begonia cucphuongensis]]'' <small>H.Q.Nguyen & Tebbitt</small>
*''[[Begonia cucullata]]'' <small>Willd.</small>
*''[[Begonia cucurbitifolia]]'' <small>C.Y.Wu</small>
*''[[Begonia cuernavacensis]]'' <small>Ziesenh.</small>
*''[[Begonia cumingiana]]'' <small>(Klotzsch) A.DC.</small>
*''[[Begonia cumingii]]'' <small>A.Gray</small>
*''[[Begonia cuneatifolia]]'' <small>Irmsch.</small>
*''[[Begonia cupreata]]'' <small>Henriq.</small>
*''[[Begonia curtii]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia curtisii]]'' <small>Ridl.</small>
*''[[Begonia curvicarpa]]'' <small>S.M.Ku, C.I Peng & Yan Liu</small>
*''[[Begonia cyanescens]]'' <small>Sands</small>
*''[[Begonia cyathophora]]'' <small>Poepp. & Endl.</small>
*''[[Begonia cylindrata]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia cylindrica]]'' <small>D.R.Liang & X.X.Chen</small>
*''[[Begonia cymbalifera]]'' <small>L.B.Sm. & B.G.Schub.</small>

==D==

*''[[Begonia davisii]]'' <small>Burbridge</small>
*''[[Begonia daweishanensis]]'' <small>S.H.Huang & Y.M.Shui</small>
*''[[Begonia daxinensis]]'' <small>T.C.Ku</small>
*''[[Begonia dealbata]]'' <small>Liebm.</small>
*''[[Begonia debaoensis]]'' <small>C.I Peng, Yan Liu & S.M.Ku</small>
*''[[Begonia debilis]]'' <small>King</small>
*''[[Begonia decandra]]'' <small>Pav. ''ex'' A.DC.</small>
*''[[Begonia decaryana]]'' <small>Humbert ''ex'' Aymonin & Bosser</small>
*''[[Begonia declinata]]'' <small>Vell.</small>
*''[[Begonia decora]]'' <small>Stapf</small>
*''[[Begonia delicata]]'' <small>Gregório & J.A.S. Costa</small>
*''[[Begonia delicatula]]'' <small>Parish ''ex'' C.B.Clarke</small>
*''[[Begonia demissa]]'' <small>Craib</small>
*''[[Begonia densifolia]]'' <small>Irmsch.</small>
*''[[Begonia densiretis]]'' <small>Irmsch.</small>
*''[[Begonia dentatiloba]]'' <small>A.DC.</small>
*''[[Begonia dentatobracteata]]'' <small>C.Y.Wu</small>
*''[[Begonia denticulata]]'' <small>Kunth</small>
*''[[Begonia depauperata]]'' <small>Schott</small>
*''[[Begonia descoleana]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia dewildei]]'' <small>Sosef</small>
*''[[Begonia dichotoma]]'' <small>Jacq.</small>
*''[[Begonia dicressine]]''
*''[[Begonia didyma]]'' <small>D.C.Thomas & Ardi</small>
*''[[Begonia dielsiana]]'' <small>E.Pritz. ''ex'' Diels</small>
*''[[Begonia dietrichiana]]'' <small>Irmsch.</small>
*''[[Begonia diffusa]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia diffusiflora]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia digitata]]'' <small>Raddi</small>
*''[[Begonia digyna]]'' <small>Irmsch.</small>
*''[[Begonia dinhdui]]'' <small>Craib</small>
*''[[Begonia dioica]]'' <small>Buch.-Ham. ''ex'' D.Don</small>
*''[[Begonia dipetala]]'' <small>Graham</small>
*''[[Begonia discrepans]]'' <small>Irmsch.</small>
*''[[Begonia discreta]]'' <small>Craib</small>
*''[[Begonia divaricata]]'' <small>Irmsch.</small>
*''[[Begonia diversistipulata]]'' <small>Irmsch.</small>
*''[[Begonia diwolii]]'' <small>Kiew</small>
*''[[Begonia djamuensis]]'' <small>Irmsch.</small>
*''[[Begonia dodsonii]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia dolichotricha]]'' <small>Merr.</small>
*''[[Begonia domingensis]]'' <small>A.DC.</small>
*''[[Begonia donkelaariana]]'' <small>Lem.</small>
*''[[Begonia dosedlae]]'' <small>Gilli</small>
*''[[Begonia dracopelta]]''
*''[[Begonia dregei]]'' <small>Otto & Dietr.</small>
*''[[Begonia dressleri]]'' <small>Burt-Utley</small>
*''[[Begonia droopiae]]'' <small>Ardi</small>
*''[[Begonia dryadis]]'' <small>Irmsch.</small>
*''[[Begonia duclouxii]]'' <small>Gagnep.</small>
*''[[Begonia dugandiana]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia duncan-thomasii]]'' <small>Sosef</small>
*''[[Begonia dux]]'' <small>C.B.Clarke</small>
*''[[Begonia datii]]'' T.S.Hoang & C.W.Lin

==E==

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


==F==

*''[[Begonia fabulosa]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia fagifolia]]'' <small>Fisch.</small>
*''[[Begonia falcifolia]]'' <small>Hook.f.</small>
*''[[Begonia falciloba]]'' <small>Liebm.</small>
*''[[Begonia fangii]]'' <small>Y.M.Shui & C.I Peng</small>
*''[[Begonia fasciculata]]'' <small>Jack</small>
*''[[Begonia fasciculiflora]]'' <small>Merr.</small>
*''[[Begonia faustinoi]]'' <small>Burt-Utley & Utley</small>
*''[[Begonia fellereriana]]'' <small>Irmsch.</small>
*''[[Begonia fengii]]'' <small>T.C.Ku</small>
*''[[Begonia fenicis]]'' <small>Merr.</small>
*''[[Begonia fernaldiana]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia fernandoi-costae]]'' <small>Irmsch.</small>
*''[[Begonia ferox]]'' <small>C.-I Peng & Yan Liu </small>
*''[[Begonia ferramica]]'' <small>N.Hallé</small>
*''[[Begonia ferruginea]]'' <small>L.f.</small>
*''[[Begonia festiva]]'' <small>Craib</small>
*''[[Begonia fibrosa]]'' <small>C.B.Clarke</small>
*''[[Begonia fiebrigii]]'' <small>C.DC.</small>
*''[[Begonia filibracteosa]]'' <small>Irmsch.</small>
*''[[Begonia filiformis]]'' <small>Irmsch.</small>
*''[[Begonia fimbriata]]'' <small>Liebm.</small>
*''[[Begonia fimbribracteata]]'' <small>Y.M.Shui & W.H.Chen</small>
*''[[Begonia fimbristipula]]'' <small>Hance</small>
*''[[Begonia fischeri]]'' <small>Schrank</small>
*''[[Begonia fissistyla]]'' <small>Irmsch.</small>
*''[[Begonia flacca]]'' <small>Irmsch.</small>
*''[[Begonia flaccidissima]]'' <small>Kurz</small>
*''[[Begonia flagellaris]]'' <small>H.Hara</small>
*''[[Begonia flaviflora]]'' <small>H.Hara</small>
*''[[Begonia flexicaulis]]'' <small>Ridl.</small>
*''[[Begonia flexula]]'' <small>Ridl.</small>
*''[[Begonia floccifera]]'' <small>Bedd.</small>
*''[[Begonia fluminensis]]'' <small>Brade</small>
*''[[Begonia foliosa]]'' <small>Kunth</small>
*''[[Begonia forbesii]]'' <small>King</small>
*''[[Begonia fordii]]'' <small>Irmsch.</small>
*''[[Begonia forgetiana]]'' <small>Hemsl.</small>
*''[[Begonia formosana]]'' <small>(Hayata) Masam.</small>
*''[[Begonia formosissima]]'' <small>Sandwith</small>
*''[[Begonia forrestii]]'' <small>Irmsch.</small>
*''[[Begonia fortunensis]]'' <small>Burt-Utley & Utley</small>
*''[[Begonia foveolata]]'' <small>Irmsch.</small>
*''[[Begonia foxworthyi]]'' <small>Burkill ''ex'' Ridl.</small>
*''[[Begonia francisiae]]'' <small>Ziesenh.</small>
*''[[Begonia francoisii]]'' <small>Guillaumin</small>
*''[[Begonia fraseri]]'' <small>Kiew</small>
*''[[Begonia friburgensis]]'' <small>Brade</small>
*''[[Begonia froebelii]]'' <small>A.DC.</small>
*''[[Begonia fruticella]]'' <small>Ridl.</small>
*''[[Begonia fruticosa]]'' <small>(Klotzsch) A.DC.</small>
*''[[Begonia fuchsiiflora]]'' <small>(A.DC.) A.I.Baranov & F.A.Barkley</small>
*''[[Begonia fuchsioides]]'' <small>Hook.</small>
*''[[Begonia fulgurata]]'' <small>Peng, C.-I; Lin, C.-W.; Phutthai, T.</small><ref>{{cite journal |last1=Peng |first1=C.-I |last2=Lin |first2=C.-W. |last3=Phutthai |first3=T. |title=Begonia fulgurata (sect. Diploclinium, Begoniaceae), a new species from northern Thailand |journal=Blumea - Biodiversity, Evolution and Biogeography of Plants |pages=163–167 |doi=10.3767/blumea.2017.62.03.01 |date=22 February 2018|volume=62 |issue=3 |doi-access=free }}</ref>
*''[[Begonia fulvosetulosa]]'' <small>Brade</small>
*''[[Begonia fulvovillosa]]'' <small>Warb.</small>
*''[[Begonia furfuracea]]'' <small>Hook.f.</small>
*''[[Begonia fusca]]'' <small>Liebm.</small>
*''[[Begonia fuscisetosa]]'' <small>Sands</small>
*''[[Begonia fuscocaulis]]'' <small>Brade</small>
*''[[Begonia fusialata]]'' <small>Warb.</small>
*''[[Begonia fusibulba]]'' <small>C.DC.</small>
*''[[Begonia fusicarpa]]'' <small>Irmsch.</small>


==G==

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


==H==

*''[[Begonia hahiepiana]]'' <small>H.Q.Nguyen & Tebbitt</small>
*''[[Begonia hainanensis]]'' <small>Chun & F.Chun</small>
*''[[Begonia halconensis]]'' <small>Merr.</small>
*''[[Begonia handelii]]'' <small>Irmsch.</small>
*''[[Begonia handroi]]'' <small>Brade</small>
*''[[Begonia haniffii]]'' <small>Burkill</small>
*''[[Begonia harlingii]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia harmandii]]'' <small>Gagnep.</small>
*''[[Begonia hasskarliana]]'' <small>(Miq.) Miq. ''ex'' A.DC.</small>
*''[[Begonia hassleri]]'' <small>C.DC.</small>
*''[[Begonia hatacoa]]'' <small>Buch.-Ham. ''ex'' D.Don</small>
*''[[Begonia havilandii]]'' <small>Ridl.</small>
*''[[Begonia hayamiana]]'' <small>Nob.Tanaka</small>
*''[[Begonia hayatae]]'' <small>Gagnep.</small>
*''[[Begonia hekensis]]'' <small>D.C.Thomas</small>
*''[[Begonia hekouensis]]'' <small>S.H.Huang</small>
*''[[Begonia heliostrophe]]'' <small>Kiew</small>
*''[[Begonia hemsleyana]]'' <small>Hook.f.</small>
*''[[Begonia henryi]]'' <small>Hemsl.</small>
*''[[Begonia heracleifolia]]'' <small>Cham. & Schltdl.</small>
*''[[Begonia herbacea]]'' <small>Vell.</small>
*''[[Begonia heringeri]]'' <small>Brade</small>
*''[[Begonia hernandioides]]'' <small>Merr.</small>
*''[[Begonia herrerae]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia herteri]]'' <small>Irmsch.</small>
*''[[Begonia herveyana]]'' <small>King</small>
*''[[Begonia heterochroma]]'' <small>Sosef</small>
*''[[Begonia heteroclinis]]'' <small>Miq. ''ex'' Koord.</small>
*''[[Begonia heteropoda]]'' <small>Baker</small>
*''[[Begonia hexandra]]'' <small>Irmsch.</small>
*''[[Begonia hexaptera]]'' <small>Sands</small>
*''[[Begonia heydei]]'' <small>C.DC.</small>
*''[[Begonia hidirii]]'' <small>Tawan, Ipor & Meekiong</small>
*''[[Begonia hilariana]]'' <small>A.DC.</small>
*''[[Begonia hintoniana]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia hirsuta]]'' <small>Aubl.</small>
*''[[Begonia hirsuticaulis]]'' <small>Irmsch.</small>
*''[[Begonia hirsutula]]'' <small>Hook.f.</small>
*''[[Begonia hirta]]'' <small>(Klotzsch) L.B.Sm. & B.G.Schub.</small>
*''[[Begonia hirtella]]'' <small>Link</small>
*''[[Begonia hispida]]'' <small>Schott ''ex'' A.DC.</small>
*''[[Begonia hispidissima]]'' <small>Zipp. ''ex'' Koord.</small>
*''[[Begonia hispidivillosa]]'' <small>Ziesenh.</small>
*''[[Begonia hitchcockii]]'' <small>Irmsch.</small>
*''[[Begonia hoehneana]]'' <small>Irmsch.</small>
*''[[Begonia holmnielseniana]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia holosericea]]'' <small>Teijsm. & Binn.</small>
*''[[Begonia holtonis]]'' <small>A.DC.</small>
*''[[Begonia holttumii]]'' <small>Irmsch.</small>
*''[[Begonia homonyma]]'' <small>Steud.</small>
*''[[Begonia hondurensis]]'' <small>Burt-Utley & Utley</small>
*''[[Begonia hongkongensis]]'' <small>F.W.Xing</small>
*''[[Begonia hookeriana]]'' <small>Gardner</small>
*''[[Begonia horsfieldii]]'' <small>(Miq.) Miq. ''ex'' A.DC.</small>
*''[[Begonia horticola]]'' <small>Irmsch.</small>
*''[[Begonia houttuynioides]]'' <small>T.T.Yu</small>
*''[[Begonia howii]]'' <small>Merr. & Chun</small>
*''[[Begonia huangii]]'' <small>Y.M.Shui & W.H.Chen</small>
*''[[Begonia hubertii]]'' <small>Ziesenh.</small>
*''[[Begonia huegelii]]'' <small>(Klotzsch) A.DC.</small>
*''[[Begonia hullettii]]'' <small>Ridl.</small>
*''[[Begonia humbertii]]'' <small>Keraudren</small>
*''[[Begonia humboldtiana]]'' <small>Gibbs</small>
*''[[Begonia humericola]]'' <small>Sands</small>
*''[[Begonia humilicaulis]]'' <small>Irmsch.</small>
*''[[Begonia humilis]]'' <small>Aiton</small>
*''[[Begonia humillima]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia hydrocotylifolia]]'' <small>Otto ''ex'' Hook.</small>
*''[[Begonia hydrophylloides]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia hymenocarpa]]'' <small>C.Y.Wu</small>
*''[[Begonia hymenophylla]]'' <small>Gagnep.</small>
*''[[Begonia hymenophylloides]]'' <small>F.K.Ward ''ex'' L.B.Sm. & Wassh.</small>


==I==

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

==J==

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


==K==

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


==L==

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


==M==

*''[[Begonia macduffieana]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia macgregorii]]'' <small>Merr.</small>
*''[[Begonia machrisiana]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia macintyreana]]'' <small>M.Hughes</small>
*''[[Begonia macra]]'' <small>A.DC.</small>
*''[[Begonia macrocarpa]]'' <small>Warb.</small>
*''[[Begonia macrotis]]'' <small>Vis.</small>
*''[[Begonia macrotoma]]'' <small>Irmsch.</small>
*''[[Begonia maculata]]'' <small>Raddi</small>
*''[[Begonia madaiensis]]'' <small>Kiew</small>
*''[[Begonia madecassa]]'' <small>Keraudren</small>
*''[[Begonia maestrensis]]'' <small>Urb.</small>
*''[[Begonia magdalenae]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia magdalenensis]]'' <small>Brade</small>
*''[[Begonia majungaensis]]'' <small>Guillaumin</small>
*''[[Begonia makrinii]]'' <small>C.V. Morton ''ex'' Burt-Utley & K. Utley</small>
*''[[Begonia malabarica]]'' <small>Lam.</small>
*''[[Begonia malachosticta]]'' <small>Sands</small>
*''[[Begonia malindangensis]]'' <small>Merr.</small>
*''[[Begonia malipoensis]]'' <small>S.H.Huang & Y.M.Shui</small>
*''[[Begonia malmquistiana]]'' <small>Irmsch.</small>
*''[[Begonia mamutensis]]'' <small>Sands</small>
*''[[Begonia mananjebensis]]'' <small>Humbert</small>
*''[[Begonia mangorensis]]'' <small>Humbert</small>
*''[[Begonia manhaoensis]]'' <small>S.H.Huang & Y.M.Shui</small>
*''[[Begonia manicata]]'' <small>Brongn.</small>
*''[[Begonia manillensis]]'' <small>A.DC.</small>
*''[[Begonia mannii]]'' <small>Hook.f.</small>
*''[[Begonia manuselaensis]]'', endemic of Manusela National Park on [[karst]] lowland, [[Ceram Island]]<ref>{{cite web |url=http://news.detik.com/berita/3278204/tanaman-hias-begonia-jenis-baru-ditemukan-peneliti-lipi-di-pulau-seram |title=Tanaman Hias Begonia Jenis Baru Ditemukan Peneliti LIPI di Pulau Seram |author=Rini Friastuti |date=August 18, 2016}}</ref>
*''[[Begonia maracayuensis]]'' <small>Parodi</small>
*''[[Begonia mariae]]'' <small>L.B.Sm.</small>
*''[[Begonia mariachristinae]]''
*''[[Begonia mariannensis]]'' <small>Wassh. & McClellan</small>
*''[[Begonia mariti]]'' <small>Burt-Utley</small>
*''[[Begonia marnieri]]'' <small>Keraudren</small>
*''[[Begonia marojejyensis]]'' <small>Humbert</small>
*''[[Begonia martabanica]]'' <small>A.DC.</small>
*''[[Begonia masarangensis]]'' <small>Irmsch.</small>
*''[[Begonia mashanica]]'' <small>D.Fang & D.H.Qin</small>
*''[[Begonia masoalaensis]]'' <small>M.Hughes</small>
*''[[Begonia masoniana]]'' <small>Irmsch. ''ex'' Ziesenh.</small>
*''[[Begonia matogrossensis]]'' <small>L.B.Sm. ''ex'' S.F.Sm. & Wassh.</small>
*''[[Begonia mattos-silvae]]'' <small>L.B.Sm. ''ex'' S.F.Sm. & Wassh.</small>
*''[[Begonia matudae]]'' <small>Burt-Utley & Utley</small>
*''[[Begonia maurandiae]]'' <small>A.DC.</small>
*''[[Begonia maxima]]'' <small>hort. ''ex'' Klotzsch</small>
*''[[Begonia maxwelliana]]'' <small>King</small>
*''[[Begonia mayasiana]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia maynensis]]'' <small>A.DC.</small>
*''[[Begonia mazae]]'' <small>Ziesenh.</small>
*''[[Begonia mbangaensis]]'' <small>Sosef</small>
*''[[Begonia mearnsii]]'' <small>Merr.</small>
*''[[Begonia media]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia medusae]]'' <small>Linden</small>
*''[[Begonia megacarpa]]'' <small>Merr.</small>
*''[[Begonia megalantha]]'' <small>Merr.</small>
*''[[Begonia megalophyllaria]]'' <small>C.Y.Wu</small>
*''[[Begonia megaptera]]'' <small>A.DC.</small>
*''[[Begonia mekonggensis]]'' <small>Girm. & Wiriad.</small>
*''[[Begonia melanobullata]]'' <small>C.-I Peng & C. W. Lin.</small>
*''[[Begonia melikopia]]'' <small>Kiew</small>
*''[[Begonia membranacea]]'' <small>A.DC.</small>
*''[[Begonia mendumae]]'' <small>M.Hughes</small>
*''[[Begonia menglianensis]]'' <small>Y.Y.Qian</small>
*''[[Begonia mengtzeana]]'' <small>Irmsch.</small>
*''[[Begonia meridensis]]'' <small>A.DC.</small>
*''[[Begonia meriraiensis]]'' <small>S.Julia & Kiew</small>
*''[[Begonia merrittii]]'' <small>Merr.</small>
*''[[Begonia mexicana]]'' <small>G. Karst. ''ex'' Fotsch</small>
*''[[Begonia meyeri-johannis]]'' <small>Engl.</small>
*''[[Begonia meysseliana]]'' <small>Linden</small>
*''[[Begonia michoacana]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia micranthera]]'' <small>Griseb.</small>
*''[[Begonia microcarpa]]'' <small>A.DC.</small>
*''[[Begonia microptera]]'' <small>Hook.f.</small>
*''[[Begonia microsperma]]'' <small>Warb.</small>
*''[[Begonia mildbraedii]]'' <small>Gilg</small>
*''[[Begonia militaris]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia mindanaensis]]'' <small>Warb.</small>
*''[[Begonia mindorensis]]'' <small>Merr.</small>
*''[[Begonia minicarpa]]'' <small>H.Hara</small>
*''[[Begonia minjemensis]]'' <small>Irmsch.</small>
*''[[Begonia minor]]'' <small>Jacq.</small>
*''[[Begonia minuta]]'' <small>Sosef</small>
*''[[Begonia minutiflora]]'' <small>Sands</small>
*''[[Begonia minutifolia]]'' <small>N.Hallé</small>
*''[[Begonia miranda]]'' <small>Irmsch.</small>
*''[[Begonia modestiflora]]'' <small>Kurz</small>
*''[[Begonia molinana]]'' <small>Burt-Utley</small>
*''[[Begonia molleri]]'' <small>(C.DC.) Warb.</small>
*''[[Begonia mollicaulis]]'' <small>Irmsch.</small>
*''[[Begonia mollis]]'' <small>A.DC.</small>
*''[[Begonia monadelpha]]'' <small>(Klotzsch) Ruiz & Pav. ''ex'' A.DC.</small>
*''[[Begonia monantha]]'' <small>Warb.</small>
*''[[Begonia monicae]]'' <small>Aymonin & Bosser</small>
*''[[Begonia monophylla]]'' <small>Pav. ''ex'' A.DC.</small>
*''[[Begonia montana]]'' <small>(A.DC.) Warb.</small>
*''[[Begonia montis-bismarckii]]'' <small>Warb.</small>
*''[[Begonia montis-elephantis]]'' <small>J.J.de Wilde</small>
*''[[Begonia mooreana]]'' <small>(Irmsch.) L.L.Forrest & Hollingsw.</small>
*''[[Begonia morelii]]'' <small>Irmsch. ''ex'' Kareg.</small>
*''[[Begonia morifolia]]'' <small>T.T.Yu</small>
*''[[Begonia morii]]'' <small>Burt-Utley</small>
*''[[Begonia morrisiorum]]'' <small>Rekha Morris & P.D.McMillan</small>
*''[[Begonia morsei]]'' <small>Irmsch.</small>
*''[[Begonia moszkowskii]]'' <small>Irmsch.</small>
*''[[Begonia moysesii]]'' <small>Brade</small>
*''[[Begonia mucronistipula]]'' <small>C.DC.</small>
*''[[Begonia muliensis]]'' <small>T.T.Yu</small>
*''[[Begonia multangula]]'' <small>Blume</small>
*''[[Begonia multibracteata]]'' <small>Girm.</small>
*''[[Begonia multidentata]]'' <small>Warb.</small>
*''[[Begonia multijugata]]'' <small>M.Hughes</small>
*''[[Begonia multinervia]]'' <small>Liebm.</small>
*''[[Begonia multistaminea]]'' <small>Burt-Utley</small>
*''[[Begonia muricata]]'' <small>Blume</small>
*''[[Begonia murina]]'' <small>Craib</small>
*''[[Begonia murudensis]]'' <small>Merr.</small>
*''[[Begonia mystacina]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia mysteriosa]]'' <small>L.Kollmann & A.P.Fontana</small>
*''[[Begonia masilig]]'' J.Collantes, C.J.P.Dela Cruz & Y.P.Ang,

==N==

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


==O==

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


==P==
*''[[Begonia pachypoda]]''
*''[[Begonia pachyrhachis]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia padangensis]]'' <small>Irmsch.</small>
*''[[Begonia paganuccii]]'' <small>Gregório & J.A.S. Costa</small><ref>[https://phytokeys.pensoft.net/articles.php?id=4497 Three new species of Begonia (Begoniaceae) from Bahia, Brazil]</ref>
*''[[Begonia palawanensis]]'' <small>Merr.</small>
*''[[Begonia paleacea]]'' <small>Kurz</small>
*''[[Begonia paleata]]'' <small>A.DC.</small>
*''[[Begonia palmata]]'' <small>D.Don</small>
*''[[Begonia palmeri]]'' <small>S.Watson</small>
*''[[Begonia panayensis]]'' <small>Merr.</small>
*''[[Begonia panchtharensis]]'' <small>S.Rajbh.</small>
*''[[Begonia paniculata]]'' <small>Parodi</small>
*''[[Begonia pantherina]]'' <small>Putz. ''ex'' Linden</small>
*''[[Begonia paoana]]'' <small>Kiew & S.Julia</small>
*''[[Begonia papuana]]'' <small>Warb.</small>
*''[[Begonia papyraptera]]'' <small>Sands</small>
*''[[Begonia paraguayensis]]'' <small>Parodi</small>
*''[[Begonia paranaensis]]'' <small>Brade</small>
*''[[Begonia parcifolia]]'' <small>C.DC.</small>
*''[[Begonia parilis]]'' <small>Irmsch.</small>
*''[[Begonia parishii]]'' <small>C.B.Clarke</small>
*''[[Begonia parodiana]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia parva]]'' <small>Merr.</small>
*''[[Begonia parviflora]]'' <small>Poepp. & Endl.</small>
*''[[Begonia parvifolia]]'' <small>Schott</small>
*''[[Begonia parvilimba]]'' <small>Merr.</small>
*''[[Begonia parvistipulata]]'' <small>Irmsch.</small>
*''[[Begonia parvula]]'' <small>H.Lév. & Vaniot</small>
*''[[Begonia parvuliflora]]'' <small>A.DC.</small>
*''[[Begonia pasamanensis]]'' <small>M.Hughes</small>
*''[[Begonia pastoensis]]'' <small>A.DC.</small>
*''[[Begonia paucilobata]]'' <small>C.Y.Wu</small>
*''[[Begonia paulensis]]'' <small>A.DC.</small>
*''[[Begonia paupercula]]'' <small>King</small>
*''[[Begonia pavonina]]'' <small>Ridl.</small>
*''[[Begonia payung]]'' <small>S.Julia & Kiew</small>
*''[[Begonia pearcei]]'' <small>Hook.f.</small>
*''[[Begonia pectennervia]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia pedata]]'' <small>Liebm.</small>
*''[[Begonia pedatifida]]'' <small>H.Lév.</small>
*''[[Begonia pediophylla]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia pedunculosa]]'' <small>Wall.</small>
*''[[Begonia peekelii]]'' <small>Irmsch.</small>
*''[[Begonia peii]]'' <small>C.Y.Wu</small>
*''[[Begonia pelargoniiflora]]'' <small>J.J.de Wilde & J.C.Arends</small>
*''[[Begonia peltata]]'' <small>Otto & Dietr.</small>
*''[[Begonia peltatifolia]]'' <small>Li</small>
*''[[Begonia peltifolia]]'' <small>Schott</small>
*''[[Begonia peltigera]]'' <small>Irmsch.</small>
*''[[Begonia pendula]]'' <small>Ridl.</small>
*''[[Begonia pengii]]'' <small>S.M.Ku & Yan Liu</small>
*''[[Begonia pennellii]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia penrissenensis]]'' <small>Kiew & S.Julia</small>
*''[[Begonia pensilis]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia pentaphragmifolia]]'' <small>Ridl.</small>
*''[[Begonia pentaphylla]]'' <small>Walp.</small>
*''[[Begonia peperomioides]]'' <small>Hook.f.</small>
*''[[Begonia perakensis]]'' <small>King</small>
*''[[Begonia per-dusenii]]'' <small>Brade</small>
*''[[Begonia peristegia]]'' <small>Stapf</small>
*''[[Begonia pernambucensis]]'' <small>Brade</small>
*''[[Begonia perpusilla]]'' <small>A.DC.</small>
*''[[Begonia perrieri]]'' <small>Bois</small>
*''[[Begonia perryae]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia peruibensis]]'' <small>Handro</small>
*''[[Begonia peruviana]]'' <small>A.DC.</small>
*''[[Begonia petasitifolia]]'' <small>Brade</small>
*''[[Begonia phamiana]]'' <small>Kiew</small>
*''[[Begonia philodendroides]]'' <small>Ziesenh.</small>
*''[[Begonia phoeniogramma]]'' <small>Ridl.</small>
*''[[Begonia phrixophylla]]'' <small>Blatt. & McCann</small>
*''[[Begonia phuthoensis]]'' <small>H.Q.Nguyen</small>
*''[[Begonia phyllomaniaca]]'' <small>Mart.</small>
*''[[Begonia physandra]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia pickelii]]'' <small>Irmsch.</small>
*''[[Begonia picta]]'' <small>Sm.</small>
*''[[Begonia picturata]]'' <small>Yan Liu, S.M.Ku & C.I Peng</small>
*''[[Begonia pierrei]]'' <small>Gagnep.</small>
*''[[Begonia pilgeriana]]'' <small>Irmsch.</small>
*''[[Begonia pilosa]]'' <small>Jack</small>
*''[[Begonia pilosella]]'' <small>Irmsch.</small>
*''[[Begonia pinetorum]]'' <small>A.DC.</small>
*''[[Begonia pinglinensis]]'' <small>C.I Peng</small>
*''[[Begonia pinheironis]]'' <small>L.B.Sm. ''ex'' S.F.Sm. & Wassh.</small>
*''[[Begonia pinnatifida]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia piresiana]]'' <small>Handro</small>
*''[[Begonia piring]]'' <small>Kiew & S.Julia</small>
*''[[Begonia piurensis]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia plantaginea]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia platanifolia]]'' <small>Schott</small>
*''[[Begonia platycarpa]]'' <small>Y.M.Shui & W.H.Chen</small>
*''[[Begonia platyphylla]]'' <small>Merr.</small>
*''[[Begonia platyptera]]'' <small>Urb.</small>
*''[[Begonia plebeja]]'' <small>Liebm.</small>
*''[[Begonia pleioclada]]'' <small>Irmsch.</small>
*''[[Begonia pleiopetala]]'' <small>A.DC.</small>
*''[[Begonia plumieri]]'' <small>Kunth</small>
*''[[Begonia pluvialis]]'' <small>L.B.Sm. ''ex'' S.F.Sm. & Wassh.</small>
*''[[Begonia poculifera]]'' <small>Hook.f.</small>
*''[[Begonia poilanei]]'' <small>Kiew</small>
*''[[Begonia polilloensis]]'' <small>Tebbitt</small>
*''[[Begonia polyandra]]'' <small>Irmsch.</small>
*''[[Begonia polygonata]]'' <small>Liebm.</small>
*''[[Begonia polygonifolia]]'' <small>A.DC.</small>
*''[[Begonia polygonoides]]'' <small>Hook.f.</small>
*''[[Begonia polypetala]]'' <small>A.DC.</small>
*''[[Begonia polytricha]]'' <small>C.Y.Wu</small>
*''[[Begonia popenoei]]'' <small>Standl.</small>
*''[[Begonia porteana]]'' <small>Van Geert</small>
*''[[Begonia porteri]]'' <small>H.Lév. & Vaniot</small>
*''[[Begonia portillana]]'' <small>S.Watson</small>
*''[[Begonia postarii]]'' <small>Kiew</small>
*''[[Begonia potamophila]]'' <small>Gilg</small>
*''[[Begonia praerupta]]'' <small>Irmsch.</small>
*''[[Begonia praetermissa]]'' <small>Kiew</small>
*''[[Begonia preussii]]'' <small>Warb.</small>
*''[[Begonia prieurii]]'' <small>A.DC.</small>
*''[[Begonia princeae]]'' <small>Gilg</small>
*''[[Begonia princeps]]'' <small>(Klotzsch) A.DC.</small>
*''[[Begonia pringlei]]'' <small>S.Watson</small>
*''[[Begonia prionophylla]]'' <small>Irmsch.</small>
*''[[Begonia prionota]]'' <small>D.C.Thomas & Ardi</small>
*''[[Begonia prismatocarpa]]'' <small>Hook.</small>
*''[[Begonia procridifolia]]'' <small>Wall. ''ex'' A.DC.</small>
*''[[Begonia prolifera]]'' <small>A.DC.</small>
*''[[Begonia prolixa]]'' <small>Craib</small>
*''[[Begonia promethea]]'' <small>Ridl.</small>
*''[[Begonia propinqua]]'' <small>Ridl.</small>
*''[[Begonia pruinata]]'' <small>(Klotzsch) A.DC.</small>
*''[[Begonia pryeriana]]'' <small>Ridl.</small>
*''[[Begonia pseudodaedalea]]'' <small>P.D.McMillan & Rekha Morris</small>
*''[[Begonia pseudodaxinensis]]'' <small>S.M.Ku, Yan Liu & C.I Peng</small>
*''[[Begonia pseudodryadis]]'' <small>C.Y.Wu</small>
*''[[Begonia pseudoglauca]]'' <small>Irmsch.</small>
*''[[Begonia pseudolateralis]]'' <small>Warb.</small>
*''[[Begonia pseudoleprosa]]'' <small>C.I Peng, Yan Liu & S.M.Ku</small>
*''[[Begonia pseudolubbersii]]'' <small>Brade</small>
*''[[Begonia pseudomuricata]]'' <small>Girm.</small>
*''[[Begonia pseudoviola]]'' <small>Gilg</small>
*''[[Begonia psilophylla]]'' <small>Irmsch.</small>
*''[[Begonia pteridiformis]]'' <small>Phutthai</small>
*''[[Begonia pubescens]]'' <small>Ridl.</small>
*''[[Begonia pudica]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia pulchella]]'' <small>Raddi</small>
*''[[Begonia pulcherrima]]'' <small>Sosef</small>
*''[[Begonia pulchra]]'' <small>(Ridl.) L.L.Forrest & Hollingsw.</small>
*''[[Begonia pululahuana]]'' <small>C.DC.</small>
*''[[Begonia pulvinifera]]'' <small>C.I Peng & Yan Liu</small>
*''[[Begonia pumila]]'' <small>Craib</small>
*''[[Begonia pumilio]]'' <small>Irmsch.</small>
*''[[Begonia punbatuensis]]'' <small>Kiew</small>
*''[[Begonia punchak]]'' <small>Kiew & S.Julia</small>
*''[[Begonia purdieana]]'' <small>A.DC.</small>
*''[[Begonia purpureofolia]]'' <small>S.H.Huang & Y.M.Shui</small>
*''[[Begonia purpusii]]'' <small>Houghton ''ex'' Ziesenh.</small>
*''[[Begonia puspitae]]'' <small>Ardi</small>
*''[[Begonia pustulata]]'' <small>Liebm.</small>
*''[[Begonia putaoensis]]''
*''[[Begonia puttii]]'' <small>Craib</small>
*''[[Begonia pycnantha]]'' <small>Urb. & Ekman</small>
*''[[Begonia pygmaea]]'' <small>Irmsch.</small>
*''[[Begonia pyrrha]]'' <small>Ridl.</small>

==Q==

*''[[Begonia quadrialata]]'' <small>Warb.</small>
*''[[Begonia quaternata]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia quercifolia]]'' <small>A.DC.</small>
*''[[Begonia quinquealata]]'' <small>C.I Peng & Rubite & C.W.Lin</small>


==R==

*''[[Begonia rabilii]]'' <small>Craib</small>
*''[[Begonia racemiflora]]'' <small>Ortgies ''ex'' C.Chev.</small>
*''[[Begonia racemosa]]'' <small>Jack</small>
*''[[Begonia rachmatii]]'' <small>Tebbitt</small>
*''[[Begonia radicans]]'' <small>Vell.</small>
*''[[Begonia rafael-torresii]]'' <small>Burt-Utley</small>
*''[[Begonia raimondii]]'' <small>Irmsch.</small>
*''[[Begonia rajah]]'' <small>Ridl.</small>
*''[[Begonia ramentacea]]'' <small>Paxton</small>
*''[[Begonia ramosii]]'' <small>Merr.</small>
*''[[Begonia randiana]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia rantemarioensis]]'' <small>D.C.Thomas & Ardi</small>
*''[[Begonia ravenii]]'' <small>C.I.Peng & Y.K.Chen</small>
*''[[Begonia razafinjohanyi]]'' <small>Aymonin & Bosser</small>
*''[[Begonia reflexisquamosa]]'' <small>C.Y.Wu</small>
*''[[Begonia reginula]]'' <small>Kiew</small>
*[[Begonia × reichenheimii|''Begonia'' × ''reichenheimii'']] <small>G. Bartsch</small>
*''[[Begonia relicta]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia renifolia]]'' <small>Irmsch.</small>
*''[[Begonia reniformis]]'' <small>Dryand.</small>
*''[[Begonia repens]]'' <small>Lam.</small>
*''[[Begonia repenticaulis]]'' <small>Irmsch.</small>
*''[[Begonia retinervia]]'' <small>D.Fang, D.H.Qin & C.I Peng</small>
*''[[Begonia retusa]]'' <small>O.E.Schulz</small>
*''[[Begonia rex]]'' <small>Putz.</small>
*''[[Begonia rheifolia]]'' <small>Irmsch.</small>
*''[[Begonia rhizocaulis]]'' <small>(Klotzsch) A.DC.</small>
*''[[Begonia rhodantha]]'' <small>Ridl.</small>
*''[[Begonia rhodochaeta]]'' <small>S.Julia & Kiew</small>
*''[[Begonia rhodochlamys]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia rhodophylla]]'' <small>C.Y.Wu</small>
*''[[Begonia rhoephila]]'' <small>Ridl.</small>
*''[[Begonia rhyacophila]]'' <small>Kiew</small>
*''[[Begonia rhynchocarpa]]'' <small>Y.M.Shui & W.H.Chen</small>
*''[[Begonia rieckei]]'' <small>Warb.</small>
*''[[Begonia riedelii]]'' <small>A.DC.</small>
*''[[Begonia rigida]]'' <small>(Klotzsch) Regel ''ex'' A.DC.</small>
*''[[Begonia rimarum]]'' <small>Craib</small>
*''[[Begonia riparia]]'' <small>Irmsch.</small>
*''[[Begonia rizalensis]]'' <small>Merr.</small>
*''[[Begonia robinsonii]]'' <small>Ridl.</small>
*''[[Begonia robusta]]'' <small>Blume</small>
*''[[Begonia rockii]]'' <small>Irmsch.</small>
*''[[Begonia roezlii]]'' <small>Regel</small>
*''[[Begonia rongjiangensis]]'' <small>T.C.Ku</small>
*''[[Begonia rosacea]]'' <small>Putz.</small>
*''[[Begonia roseibractea]]'' <small>Ziesenh.</small>
*''[[Begonia rossmanniae]]'' <small>A.DC.</small>
*''[[Begonia rostrata]]'' <small>Welw. ''ex'' Hook.f.</small>
*''[[Begonia rotunda]]'' <small>Vell.</small>
*''[[Begonia rotundifolia]]'' <small>Lam.</small>
*''[[Begonia rotundilimba]]'' <small>S.H.Huang & Y.M.Shui</small>
*''[[Begonia roxburghii]]'' <small>A.DC.</small>
*''[[Begonia rubella]]'' <small>Buch.-Ham. ''ex'' D.Don</small>
*''[[Begonia rubellina]]'' <small>L.H. Bailey</small>
*''[[Begonia rubida]]'' <small>Ridl.</small>
*''[[Begonia rubiginosipes]]'' <small>Irmsch.</small>
*''[[Begonia rubinea]]'' <small>Hong Z.Li & H.Ma</small>
*''[[Begonia rubiteae]]'' <small>M.Hughes</small>
*''[[Begonia ruboides]]'' <small>C.M.Hu</small>
*''[[Begonia rubricaulis]]'' <small>Hook.</small>
*''[[Begonia rubriflora]]'' <small>L.Kollmann</small>
*''[[Begonia rubrifolia]]'' <small>Merr.</small>
*''[[Begonia rubromarginata]]'' <small>Gilg</small>
*''[[Begonia rubronervata]]'' <small>De Wild.</small>
*''[[Begonia rubropilosa]]'' <small>A.DC.</small>
*''[[Begonia rubropunctata]]'' <small>S.H.Huang & Y.M.Shui</small>
*''[[Begonia rubroracteolata]]'' <small>S.Julia & C.Y.Ling</small>
*''[[Begonia rubrotincta]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia rufa]]'' <small>Thunb.</small>
*''[[Begonia rufipila]]'' <small>Merr.</small>
*''[[Begonia rufosericea]]'' <small>Toledo</small>
*''[[Begonia ruhlandiana]]'' <small>Irmsch.</small>
*''[[Begonia rumpiensis]]'' <small>Kupicha</small>
*''[[Begonia rupium]]'' <small>Irmsch.</small>
*''[[Begonia ruschii]]'' <small>L.Kollmann</small>
*''[[Begonia russelliana]]'' <small>L.B.Sm. ''ex'' S.F.Sm. & Wassh.</small>
*''[[Begonia rutilans]]'' <small>(Klotzsch) A.DC.</small>
*''[[Begonia rwandensis]]'' <small>J.C.Arends</small>


==S==

*''[[Begonia sabahensis]]'' <small>Kiew & J.H.Tan</small>
*''[[Begonia salaziensis]]'' <small>(Gaudich.) Warb.</small>
*''[[Begonia salesopolensis]]'' <small>S.J.Gomes da Silva & Mamede</small>
*''[[Begonia salisburyana]]'' <small>Irmsch.</small>
*''[[Begonia salomonensis]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia samarensis]]'' <small>Merr.</small>
*''[[Begonia sambiranensis]]'' <small>Humbert ''ex'' Aymonin & Bosser</small>
*''[[Begonia samhaensis]]'' <small>M.Hughes & A.G.Mill.</small>
*''[[Begonia sandalifolia]]'' <small>C.B.Clarke</small>
*''[[Begonia sandtii]]'' <small>Houghton ''ex'' Ziesenh.</small>
*''[[Begonia sanguinea]]'' <small>Raddi</small>
*''[[Begonia sanguineopilosa]]'' <small>D.C.Thomas & Ardi</small>
*''[[Begonia santarosensis]]'' <small>Kuntze</small>
*''[[Begonia santos-limae]]'' <small>Brade</small>
*''[[Begonia sarangica]]'' <small>Kiew & S.Julia</small>
*''[[Begonia sarasinorum]]'' <small>Irmsch.</small>
*''[[Begonia sarawakensis]]'' <small>Ridl.</small>
*''[[Begonia sarcocarpa]]'' <small>Ridl.</small>
*''[[Begonia sarmentosa]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia sartorii]]'' <small>Liebm.</small>
*''[[Begonia satrapis]]'' <small>C.B.Clarke</small>
*''[[Begonia saxicola]]'' <small>A.DC.</small>
*''[[Begonia saxifraga]]'' <small>A.DC.</small>
*''[[Begonia saxifragifolia]]'' <small>Craib</small>
*''[[Begonia scabrida]]'' <small>A.DC.</small>
*''[[Begonia scapigera]]'' <small>Hook.f.</small>
*''[[Begonia schaeferi]]'' <small>Engl.</small>
*''[[Begonia scharffii]]'' <small>Hook.f.</small>
*''[[Begonia schliebenii]]'' <small>Irmsch.</small>
*''[[Begonia schlumbergeriana]]'' <small>Lem.</small>
*''[[Begonia schulziana]]'' <small>Urb. & Ekman</small>
*''[[Begonia sciadiophora]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia sciaphila]]'' <small>Gilg ''ex'' Engl.</small>
*''[[Begonia scintillans]]'' <small>Dunn</small>
*''[[Begonia scitifolia]]'' <small>Irmsch.</small>
*''[[Begonia scortechinii]]'' <small>King</small>
*''[[Begonia scottii]]'' <small>Tebbitt</small>
*''[[Begonia scutifolia]]'' <small>Hook.f.</small>
*''[[Begonia scutulum]]'' <small>Hook.f.</small>
*''[[Begonia secunda]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia seemanniana]]'' <small>A.DC.</small>
*''[[Begonia segregata]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia semidigitata]]'' <small>Brade</small>
*''[[Begonia semiovata]]'' <small>Liebm.</small>
*''[[Begonia semiparietalis]]'' <small>Yan Liu, S.M.Ku & C.I Peng</small>
*''[[Begonia serapatensis]]'' <small>Kiew & S.Julia</small>
*''[[Begonia sericoneura]]'' <small>Liebm.</small>
*''[[Begonia serotina]]'' <small>A.DC.</small>
*''[[Begonia serpens]]'' <small>Merr.</small>
*''[[Begonia serranegrae]]'' <small>L.B.Sm. ''ex'' S.F.Sm. & Wassh.</small>
*''[[Begonia serraticauda]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia serratipetala]]'' <small>Irmsch.</small>
*''[[Begonia sessilifolia]]'' <small>Hook.f.</small>
*''[[Begonia setifolia]]'' <small>Irmsch.</small>
*''[[Begonia setulosa]]'' <small>Bertol.</small>
*''[[Begonia setulosopeltata]]'' <small>C.Y.Wu</small>
*''[[Begonia seychellensis]]'' <small>Hemsl.</small>
*''[[Begonia sharpeana]]'' <small>F.Muell.</small>
*''[[Begonia siamensis]]'' <small>Gagnep.</small>
*''[[Begonia sibthorpioides]]'' <small>Ridl.</small>
*''[[Begonia sibutensis]]'' <small>Sands</small>
*''[[Begonia siccacaudata]]'' <small>J.Door.</small>
*''[[Begonia sikkimensis]]'' <small>A.DC.</small>
*''[[Begonia silhetensis]]'' <small>(A.DC.) C.B.Clarke</small>
*''[[Begonia simulans]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia sinobrevicaulis]]'' <small>T.C.Ku</small>
*''[[Begonia sinofloribunda]]'' <small>Dorr</small>
*''[[Begonia sinovietnamica]]'' <small>C.Y.Wu</small>
*''[[Begonia sinuata]]'' <small>Wall. ''ex'' [[Carl Meissner|Meisn.]]</small>
*''[[Begonia sirindhorniana]]'' <small>Phutthai, Thanant., Srisom & Suddee,</small>
*''[[Begonia sizemoreae]]'' <small>Kiew</small>
*''[[Begonia sleumeri]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia smilacina]]'' <small>A.DC.</small>
*''[[Begonia smithiae]]'' <small>Geddes</small>
*''[[Begonia smithiana]]'' <small>T.T.Yu ''ex'' Irmsch.</small>
*''[[Begonia socia]]'' <small>Craib</small>
*''[[Begonia socotrana]]'' <small>Hook.f.</small>
*''[[Begonia sodiroi]]'' <small>C.DC.</small>
*''[[Begonia sogerensis]]'' <small>Ridl.</small>
*''[[Begonia solananthera]]'' <small>A.DC.</small>
*''[[Begonia solimutata]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia solitudinis]]'' <small>Brade</small>
*''[[Begonia soluta]]'' <small>Craib</small>
*''[[Begonia somervillei]]'' <small>Hemsl.</small>
*''[[Begonia sonderiana]]'' <small>Irmsch.</small>
*''[[Begonia soror]]'' <small>Irmsch.</small>
*''[[Begonia sorsogonensis]]'' <small>Elmer ''ex'' Merr.</small>
*''[[Begonia sosefiana]]'' <small>J.J.de Wilde & Valk.</small>
*''[[Begonia sousae]]'' <small>Burt-Utley</small>
*''[[Begonia spadiciflora]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia sparreana]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia sparsipila]]'' <small>Baker</small>
*''[[Begonia speluncae]]'' <small>Ridl.</small>
*''[[Begonia sphenocarpa]]'' <small>Irmsch.</small>
*''[[Begonia spilotophylla]]'' <small>F.Muell.</small>
*''[[Begonia spinibarbis]]'' <small>Irmsch.</small>
*''[[Begonia squamipes]]'' <small>Irmsch.</small>
*''[[Begonia squamulosa]]'' <small>Hook.f.</small>
*''[[Begonia squarrosa]]'' <small>Liebm.</small>
*''[[Begonia staudtii]]'' <small>Gilg</small>
*''[[Begonia stellata]]'' <small>Sosef</small>
*''[[Begonia stenocardia]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia stenogyna]]'' <small>Sands</small>
*''[[Begonia stenolepis]]'' <small>L.B.Sm. & R.C.Sm.</small>
*''[[Begonia stenophylla]]'' <small>A.DC.</small>
*''[[Begonia stenotepala]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia stevei]]'' <small>M.Hughes</small>
*''[[Begonia steyermarkii]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia stichochaete]]'' <small>K.G.Pearce</small>
*''[[Begonia stictopoda]]'' <small>(Miq.) Miq. ''ex'' A.DC.</small>
*''[[Begonia stigmosa]]'' <small>Lindl.</small>
*''[[Begonia stilandra]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia stipulacea]]'' <small>Willd.</small>
*''[[Begonia stolzii]]'' <small>Irmsch.</small>
*''[[Begonia strachwitzii]]'' <small>Warb. ''ex'' Irmsch.</small>
*''[[Begonia strictinervis]]'' <small>Irmsch.</small>
*''[[Begonia strictipetiolaris]]'' <small>Irmsch.</small>
*''[[Begonia strigillosa]]'' <small>A.Dietr.</small>
*''[[Begonia strigosa]]'' <small>(Warb.) L.L.Forrest & Hollingsw.</small>
*''[[Begonia strigulosa]]'' <small>(Hassk.) A.DC.</small>
*''[[Begonia subacida]]'' <small>Irmsch.</small>
*''[[Begonia subalpestris]]'' <small>A.Chev.</small>
*''[[Begonia subcaudata]]'' <small>Rusby ''ex'' L.B.Sm. & Schub.</small>
*''[[Begonia subciliata]]'' <small>A.DC.</small>
*''[[Begonia subcoriacea]]'' <small>C.I Peng, Yan Liu & S.M.Ku</small>
*''[[Begonia subcostata]]'' <small>Rusby</small>
*''[[Begonia subcyclophylla]]'' <small>Irmsch.</small>
*''[[Begonia subelliptica]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia subhowii]]'' <small>S.H.Huang</small>
*''[[Begonia subisensis]]'' <small>K.G.Pearce</small>
*''[[Begonia sublobata]]'' <small>Jack</small>
*''[[Begonia sublongipes]]'' <small>Y.M.Shui</small>
*''[[Begonia subnummularifolia]]'' <small>Merr.</small>
*''[[Begonia suboblata]]'' <small>D.Fang & D.H.Qin</small>
*''[[Begonia suborbiculata]]'' <small>Merr.</small>
*''[[Begonia subpeltata]]'' <small>Wight</small>
*''[[Begonia subperfoliata]]'' <small>Parish ''ex'' Kurz</small>
*''[[Begonia subprostrata]]'' <small>Merr.</small>
*''[[Begonia subscutata]]'' <small>De Wild.</small>
*''[[Begonia subspinulosa]]'' <small>Irmsch.</small>
*''[[Begonia subtruncata]]'' <small>Merr.</small>
*''[[Begonia subvillosa]]'' <small>Klotzsch</small>
*''[[Begonia subviridis]]'' <small>Craib</small>
*''[[Begonia sudjanae]]'' <small>C.-A.Jansson</small>
*''[[Begonia suffrutescens]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia summoglabra]]'' <small>T.T.Yu</small>
*''[[Begonia sunorchis]]'' <small>C.Chev.</small>
*''[[Begonia suprafastigiata]]'' <small>Irmsch.</small>
*''[[Begonia surculigera]]'' <small>Kurz</small>
*''[[Begonia susaniae]]'' <small>Sosef</small>
*''[[Begonia sutherlandii]]'' <small>Hook.f.</small>
*''[[Begonia sychnantha]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia sylvatica]]'' <small>A.DC.</small>
*''[[Begonia sylvestris]]'' <small>A.DC.</small>
*''[[Begonia symbeccarii]]'' <small>L.L.Forrest & Hollingsw.</small>
*''[[Begonia symbracteosa]]'' <small>L.L.Forrest & Hollingsw.</small>
*''[[Begonia symgeraniifolia]]'' <small>L.L.Forrest & Hollingsw.</small>
*''[[Begonia symhirta]]'' <small>L.L.Forrest & Hollingsw.</small>
*''[[Begonia sympapuana]]'' <small>L.L.Forrest & Hollingsw.</small>
*''[[Begonia symparvifolia]]'' <small>L.L.Forrest & Hollingsw.</small>
*''[[Begonia sympodialis]]'' <small>Irmsch.</small>
*''[[Begonia symsanguinea]]'' <small>L.L.Forrest & Hollingsw.</small>

==T==

*''[[Begonia tabonensis]]'' <small>C.I Peng & Rubite & C.W.Lin</small>
*''[[Begonia tacana]]'' <small>Ziesenh.</small>
*''[[Begonia tafaensis]]'' <small>Merr. & L.M.Perry</small>
*''[[Begonia tafiensis]]'' <small>Lillo</small>
*[[Begonia × taipeiensis|''Begonia'' × ''taipeiensis'']] <small>C.I.Peng</small>
*''[[Begonia taiwaniana]]'' <small>Hayata</small>
*''[[Begonia taliensis]]'' <small>Gagnep.</small>
*''[[Begonia taligera]]'' <small>S.Rajbh.</small>
*''[[Begonia tambelanensis]]'' <small>(Irmsch.) Kiew</small>
*''[[Begonia tampinica]]'' <small>Burkill ''ex'' Irmsch.</small>
*''[[Begonia tanala]]'' <small>Humbert</small>
*''[[Begonia tapatia]]'' <small>Burt-Utley & McVaugh</small>
*''[[Begonia tarokoensis]]'' <small>M.J.Lai</small>
*''[[Begonia tatoniana]]'' <small>R.Wilczek</small>
*''[[Begonia tawaensis]]'' <small>Merr.</small>
*''[[Begonia tayabensis]]'' <small>Merr.</small>
*''[[Begonia tayloriana]]'' <small>Irmsch.</small>
*''[[Begonia temburongensis]]'' <small>Sands</small>
*''[[Begonia tenera]]'' <small>Dryand.</small>
*''[[Begonia tenericaulis]]'' <small>Ridl.</small>
*''[[Begonia tengchiana]]'' <small>C.I Peng & Y.K.Chen</small>
*''[[Begonia tenuibracteata]]'' <small>C.I Peng & Rubite & C.W.Lin</small>      
*''[[Begonia tenuicaulis]]'' <small>A.DC.</small>
*''[[Begonia tenuifolia]]'' <small>Dryand.</small>
*''[[Begonia tessaricarpa]]'' <small>C.B.Clarke</small>
*''[[Begonia tetralobata]]'' <small>Y.M.Shui</small>
*''[[Begonia tetrandra]]'' <small>Irmsch.</small>
*''[[Begonia teuscheri]]'' <small>Linden ''ex'' André</small>
*''[[Begonia teysmanniana]]'' <small>(Miq.) Miq. ''ex'' B.D.Jacks.</small>
*''[[Begonia thaipingensis]]'' <small>King</small>
*''[[Begonia thelmae]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia thiemei]]'' <small>C.DC.</small>
*''[[Begonia thomeana]]'' <small>C.DC.</small>
*''[[Begonia thomsonii]]'' <small>A.DC.</small>
*''[[Begonia thyrsoidea]]'' <small>Irmsch.</small>
*''[[Begonia tigrina]]'' <small>Kiew</small>
*''[[Begonia tiliifolia]]'' <small>C.DC.</small>
*''[[Begonia timorensis]]'' <small>(Miq.) Golding & Kareg.</small>
*''[[Begonia tiomanensis]]'' <small>Ridl.</small>
*''[[Begonia toledana]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia toledoana]]'' <small>Handro</small>
*''[[Begonia tomentosa]]'' <small>Schott</small>
*''[[Begonia tominana]]'' <small>Golding</small>
*''[[Begonia tonduzii]]'' <small>C.DC. ''ex'' T.Durand & Pittier</small>
*''[[Begonia tonkinensis]]'' <small>Gagnep.</small>
*''[[Begonia torajana]]'' <small>D.C.Thomas & Ardi</small>
*''[[Begonia torricellensis]]'' <small>Warb.</small>
*''[[Begonia trianae]]'' <small>(A.DC.) Warb.</small>
*''[[Begonia tribenensis]]'' <small>C.R.Rao</small>
*''[[Begonia tribracteata]]'' <small>Irmsch.</small>
*''[[Begonia trichocarpa]]'' <small>Dalzell</small>
*''[[Begonia trichochila]]'' <small>Warb.</small>
*''[[Begonia trichopoda]]'' <small>(Miq.) Miq.</small>
*''[[Begonia trichosepala]]'' <small>C.DC. ''ex'' Donn.Sm.</small>
*''[[Begonia tricuspidata]]'' <small>C.B.Clarke</small>
*''[[Begonia trigonocarpa]]'' <small>Ridl.</small>
*''[[Begonia triradiata]]'' <small>C.B.Clarke</small>
*''[[Begonia triramosa]]'' <small>Irmsch.</small>
*''[[Begonia trispathulata]]'' <small>(A.DC.) Warb.</small>
*''[[Begonia tropaeolifolia]]'' <small>A.DC.</small>
*''[[Begonia trujillensis]]'' <small>L.B.Sm.</small>
*''[[Begonia trullifolia]]'' <small>Guillaumin</small>
*''[[Begonia truncatiloba]]'' <small>Irmsch.</small>
*''[[Begonia truncicola]]'' <small>Sodiro ''ex'' C.DC.</small>
*''[[Begonia tsaii]]'' <small>Irmsch.</small>
*''[[Begonia tsaratananensis]]'' <small>Aymonin & Bosser</small>
*''[[Begonia tsimihety]]'' <small>Humbert</small>
*''[[Begonia tsoongii]]'' <small>C.Y.Wu</small>
*''[[Begonia tuberculosa]]'' <small>Girm.</small>
*''[[Begonia tumbezensis]]'' <small>Irmsch.</small>
*''[[Begonia turbinata]]'' <small>Ridl.</small>
*''[[Begonia turrialbae]]'' <small>Burt-Utley & Utley</small>


==U==

*''[[Begonia udisilvestris]]'' <small>C.DC.</small>
*''[[Begonia ulmifolia]]'' <small>Willd.</small>
*''[[Begonia umbellata]]'' <small>Kunth</small>
*''[[Begonia umbraculifera]]'' <small>Hook.f.</small>
*''[[Begonia umbraculifolia]]'' <small>Y.Wan & B.N.Chang</small>
*''[[Begonia unduavensis]]'' <small>Rusby</small>
*''[[Begonia undulata]]'' <small>Schott</small>
*''[[Begonia uniflora]]'' <small>S.Watson</small>
*''[[Begonia unilateralia]]'' <small>Rusby</small>
*''[[Begonia urdanetensis]]'' <small>Elmer</small>
*''[[Begonia urophylla]]'' <small>Hook.</small>
*''[[Begonia ursina]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia urticae]]'' <small>L.f.</small>
*''[[Begonia uruapensis]]'' <small>Sessé & Moc.</small>
*''[[Begonia urunensis]]'' <small>Kiew</small>
{{div col end}}

==V==

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


==W==

*''[[Begonia wadei]]'' <small>Merr. & Quisumb.</small>
*''[[Begonia wageneriana]]'' <small>(Klotzsch) Hook.</small>
*''[[Begonia wakefieldii]]'' <small>Gilg ''ex'' Engl.</small>
*''[[Begonia wallichiana]]'' <small>Lehm.</small>
*''[[Begonia walteriana]]'' <small>Irmsch.</small>
*''[[Begonia wangii]]'' <small>T.T.Yu</small>
*''[[Begonia warburgii]]'' <small>K.Schum. & Lauterb.</small>
*''[[Begonia wariana]]'' <small>Irmsch.</small>
*''[[Begonia wattii]]'' <small>C.B.Clarke</small>
*''[[Begonia watuwilensis]]'' <small>Girm.</small>
*''[[Begonia weberbaueri]]'' <small>Irmsch.</small>
*''[[Begonia weberi]]'' <small>Merr.</small>
*''[[Begonia weberlingii]]'' <small>Irmsch. ''ex'' Weberling</small>
*''[[Begonia weddeliana]]'' <small>A.DC.</small>
*''[[Begonia weigallii]]'' <small>Hemsl.</small>
*''[[Begonia wengeri]]'' <small>C.E.C.Fisch.</small>
*''[[Begonia wenshanensis]]'' <small>C.M.Hu</small>
*''[[Begonia wilkiei]]'' <small>Coyle</small>
*''[[Begonia wilksii]]'' <small>Sosef</small>
*''[[Begonia wilsonii]]'' <small>Gagnep.</small>
*''[[Begonia windischii]]'' <small>L.B.Sm. ''ex'' S.F.Sm. & Wassh.</small>
*''[[Begonia wollastonii]]'' <small>Baker f.</small>
*''[[Begonia wollnyi]]'' <small>Herzog</small>
*''[[Begonia woodii]]'' <small>Merr.</small>
*''[[Begonia wrayi]]'' <small>Hemsl.</small>
*''[[Begonia wrightiana]]'' <small>A.DC.</small>
*''[[Begonia wurdackii]]'' <small>L.B.Sm. & B.G.Schub.</small>
*''[[Begonia wutaiana]]'' <small>C.I Peng & Y.K.Chen</small>
*''[[Begonia wyepingiana]]'' <small>Kiew</small>


==X==

*''[[Begonia xanthina]]'' <small>Hook.</small>
*''[[Begonia xerophyta]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia xilitlensis]]'' <small>Burt-Utley</small>
*''[[Begonia xingyiensis]]'' <small>T.C.Ku</small>
*''[[Begonia xiphophylla]]'' <small>Irmsch.</small>
*''[[Begonia xishuiensis]]'' <small>T.C.Ku</small>
*''[[Begonia xylopoda]]'' <small>L.B.Sm. & B.G.Schub.</small>


==Y==

*''[[Begonia yappii]]'' <small>Ridl.</small>
*''[[Begonia yingjiangensis]]'' <small>S.H.Huang</small>
*''[[Begonia yishanensis]]'' <small>T.C.Ku</small>
*''[[Begonia ynesiae]]'' <small>L.B.Sm. & Wassh.</small>
*''[[Begonia yui]]'' <small>Irmsch.</small>
*''[[Begonia yunckeri]]'' <small>Standl.</small>
*''[[Begonia yazeedrana]]'' <small>yombex.</small>


==Z==

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