2104 Species of Genus Begonia

Begonias: A World of Diversity

I’ve always been drawn to the vibrant colors and unique forms of the plant world. Among my favorites is the Begonia, a genus boasting over 2,000 species. Each one seems to possess its own distinct personality, a testament to the incredible diversity within this single genus. From the delicate, almost ethereal blossoms of the Begonia rex to the bold, striking foliage of the Begonia masoniana, there’s a Begonia to capture everyone’s imagination.  

A History of Beauty

The Begonia’s story begins in the 17th century, when French botanist Charles Plumier first documented these plants in the West Indies. He named them in honor of Michel Bégon, a fellow Frenchman and the then governor of Santo Domingo. Little did they know that this genus would become a global sensation, captivating plant enthusiasts for centuries to come.  

A Kaleidoscope of Forms

What truly fascinates me about Begonias is their incredible variety. They come in all shapes and sizes, from compact, creeping varieties perfect for terrariums to towering giants that can reach several feet in height. Their leaves, too, are a source of endless fascination. Some are smooth and glossy, while others are textured with intricate patterns and hairs. And then there are the colors – a vibrant spectrum that spans the rainbow, from deep reds and purples to bright yellows and oranges.  

Here are:

  1. Begonia abbottii Urb.
  2. Begonia abbreviata C.I Peng
  3. Begonia abdullahpieei Kiew
  4. Begonia aberrans Irmsch.
  5. Begonia aborensis Dunn
  6. Begonia acaulis Merr. & L.M.Perry
  7. Begonia acclivis Coyle
  8. Begonia acerifolia Kunth
  9. Begonia acetosa Vell.
  10. Begonia acetosella Craib
  11. Begonia acida Vell.
  12. Begonia acidulenta S.Julia & Kiew
  13. Begonia aconitifolia A.DC.
  14. Begonia acuminatissima Merr.
  15. Begonia acutifolia Jacq.
  16. Begonia acutiloba Liebm.
  17. Begonia acutis Y.M.Shui, W.H.Chen & H.Q.Nguyen
  18. Begonia acutitepala K.Y.Guan & D.K.Tian
  19. Begonia adamsensis Magtoto & Rubite
  20. Begonia addrinii S.Julia & Kiew
  21. Begonia adenodes Irmsch.
  22. Begonia adenopoda Lem.
  23. Begonia adenostegia Stapf
  24. Begonia adliniana Rimi
  25. Begonia admirabilis Brade
  26. Begonia adpressa Sosef
  27. Begonia adscendens C.B.Clarke
  28. Begonia aenea Linden & André
  29. Begonia aequata A.Gray
  30. Begonia aequatoguineensis Sosef & Nguema
  31. Begonia aequatorialis L.B.Sm. & B.G.Schub.
  32. Begonia aequilateralis Irmsch.
  33. Begonia aeranthos L.B.Sm. & B.G.Schub.
  34. Begonia affinis Merr.
  35. Begonia afromigrata J.J.de Wilde
  36. Begonia aggeloptera N.Hallé
  37. Begonia aguabuenensis Burt-Utley & Utley
  38. Begonia aguiabrancensis L.Kollmann
  39. Begonia aguilarii Jara & Zabala
  40. Begonia agusanensis Merr.
  41. Begonia ahooensis P.L.Sherpa, A.Pradhan & A.Chettri
  42. Begonia aiensis C.W.Lin & C.I Peng
  43. Begonia aikrono H.P.Wilson & Jimbo
  44. Begonia akaw Mansibang, Aumentado & Y.P.Ang
  45. Begonia aketajawensis Ardi & D.C.Thomas
  46. Begonia alabensis Kiew
  47. Begonia alba Merr.
  48. Begonia albidula Brade
  49. Begonia albobracteata Ridl.
  50. Begonia albococcinea Hook.
  51. Begonia albomaculata C.DC.
  52. Begonia × albopicta W.Bull
  53. Begonia albopunctata Y.M.Shui, W.H.Chen & H.Q.Nguyen
  54. Begonia alcarrasica J.Sierra
  55. Begonia alchemilloides A.DC.
  56. Begonia algaia L.B.Sm. & Wassh.
  57. Begonia alice-clarkiae Ziesenh.
  58. Begonia alicida C.B.Clarke
  59. Begonia almedana Burt-Utley & Utley
  60. Begonia alnifolia A.DC.
  61. Begonia alpina L.B.Sm. & Wassh.
  62. Begonia alta Aver.
  63. Begonia altimontana E.L.Jacques
  64. Begonia altissima Ridl.
  65. Begonia altoperuviana A.DC.
  66. Begonia alvarezii Merr.
  67. Begonia alveolata T.T.Yu
  68. Begonia amamampang Mazo & Rubite
  69. Begonia ambanizanensis Scherber. & Duruiss.
  70. Begonia ambodiforahensis Scherber. & Duruiss.
  71. Begonia amidalae C.W.Lin & C.I Peng
  72. Begonia amnicola Y.H.Tan, M.B.Maw & H.B.Ding
  73. Begonia amoeboides Moonlight
  74. Begonia amparoae F.A.Blasco, Alejandro, Tandang & Rubite
  75. Begonia amphioxus Sands
  76. Begonia ampla Hook.f.
  77. Begonia anaimalaiensis Bedd.
  78. Begonia andamensis Parish ex C.B.Clarke
  79. Begonia andersonii Kiew & S.Julia
  80. Begonia andina Rusby
  81. Begonia androrangensis Humbert
  82. Begonia androturba Coyle
  83. Begonia anemoniflora Irmsch.
  84. Begonia angilogensis Merr.
  85. Begonia angolensis Irmsch.
  86. Begonia angraensis Brade
  87. Begonia angularis Raddi
  88. Begonia angulata Vell.
  89. Begonia angustilimba Merr.
  90. Begonia angustiloba A.DC.
  91. Begonia anisoptera Merr.
  92. Begonia anisosepala Hook.f.
  93. Begonia anjuanensis Humbert ex Aymonin & Bosser
  94. Begonia ankaranensis Humbert ex Aymonin & Bosser
  95. Begonia annobonensis A.DC.
  96. Begonia annulata K.Koch
  97. Begonia anodifolia A.DC.
  98. Begonia anserina C.W.Lin & C.I Peng
  99. Begonia antaisaka Humbert
  100. Begonia anthonyi Kiew
  101. Begonia antioquensis (A.DC.) Warb.
  102. Begonia antongilensis Humbert
  103. Begonia × antonietae Brade
  104. Begonia antsingyensis Humbert ex Aymonin & Bosser
  105. Begonia antsiranensis Aymonin & Bosser
  106. Begonia apayaoensis Merr.
  107. Begonia apiensis Kiew & S.Julia
  108. Begonia apparicioi Brade
  109. Begonia aptera Blume
  110. Begonia arachnoidea C.I Peng, Yan Liu & S.M.Ku
  111. Begonia araneumoides Ardi & Girm.
  112. Begonia arauensis M.Hughes
  113. Begonia arborescens Raddi
  114. Begonia archboldiana Merr. & L.M.Perry
  115. Begonia areolata Miq.
  116. Begonia arfakensis (Gibbs) L.L.Forrest & Hollingsw.
  117. Begonia argentea Linden
  118. Begonia argenteomarginata Tebbitt
  119. Begonia argentii Kiew & S.Julia
  120. Begonia aridicaulis Ziesenh.
  121. Begonia armykapii S.Julia & C.Y.Ling
  122. Begonia arnottiana (Wight) A.DC.
  123. Begonia arrogans Irmsch.
  124. Begonia articulata Irmsch.
  125. Begonia artior Irmsch.
  126. Begonia arunachalensis D.Borah & Wahlsteen
  127. Begonia asaroensis J.N.Gagul
  128. Begonia asperifolia Irmsch.
  129. Begonia aspersa Aver., Nuraliev & Y.M.Shui
  130. Begonia aspleniifolia Hook.f. ex A.DC.
  131. Begonia assurgens Irmsch. ex Weberling
  132. Begonia asteroides L.B.Sm. & B.G.Schub.
  133. Begonia asteropyrifolia Y.M.Shui & W.H.Chen
  134. Begonia atlantica M.D.Miranda & E.L.Jacques
  135. Begonia atricha (Miq.) Miq. ex A.DC.
  136. Begonia atrofusca Wahlsteen & D.Borah
  137. Begonia atroglandulosa Sosef
  138. Begonia augustae Irmsch.
  139. Begonia augustinei Hemsl.
  140. Begonia aurantiiflora C.I Peng, Yan Liu & S.M.Ku
  141. Begonia auriculata Hook.f.
  142. Begonia auritistipula Y.M.Shui & W.H.Chen
  143. Begonia aurora C.I Peng, Yan Liu & W.B.Xu
  144. Begonia austroguangxiensis Y.M.Shui & W.H.Chen
  145. Begonia austrotaiwanensis Y.K.Chen & C.I.Peng
  146. Begonia austrovietnamica C.I Peng, C.W.Lin, D.D.Nguyen & N.D.Truong
  147. Begonia austroyunnanensis W.G.Wang, H.C.Xi & J.Y.Shen
  148. Begonia awongii Sands
  149. Begonia axillaris Ridl.
  150. Begonia axillipara Ridl.
  151. Begonia azuensis Urb. & Ekman
  152. Begonia babeana Aver. & H.Q.Nguyen
  153. Begonia baccata Hook.f.
  154. Begonia bachmaensis Y.M.Shui & T.T.D.Pham
  155. Begonia bachulkarii Aitawade, Kattuk. & S.R.Yadav
  156. Begonia bacmeensis V.T.Pham & C.W.Lin
  157. Begonia bagotiana Humbert ex Aymonin & Bosser
  158. Begonia bahakensis Sands
  159. Begonia bahiensis A.DC.
  160. Begonia baik C.W.Lin & C.I Peng
  161. Begonia baikoides S.Julia & C.Y.Ling
  162. Begonia bajik S.Julia & C.Y.Ling
  163. Begonia bakunensis S.Julia
  164. Begonia balangcodiae Rubite, S.H.Liu & K.F.Chung
  165. Begonia balansae C.DC.
  166. Begonia balansana Gagnep.
  167. Begonia balgooyi D.C.Thomas & Ardi
  168. Begonia baliensis Girm.
  169. Begonia balmisiana Balmis
  170. Begonia bamaensis Yan Liu & C.I Peng
  171. Begonia bambusetorum H.Q.Nguyen, Y.M.Shui & W.H.Chen
  172. Begonia banaoensis J.Sierra
  173. Begonia bangii Kuntze
  174. Begonia bangsamoro Buenavista, Pranada & Y.P.Ang
  175. Begonia barahonensis (O.E.Schulz) Urb.
  176. Begonia baramensis Merr.
  177. Begonia barbellata Ridl.
  178. Begonia barkeri Knowles & Westc.
  179. Begonia barkleyana L.B.Sm.
  180. Begonia baronii Baker
  181. Begonia barosma X.X.Feng, Y.N.Huang & Z.X.Liu
  182. Begonia barrigae L.B.Sm. & B.G.Schub.
  183. Begonia barsalouxiae Standl. & L.O.Williams
  184. Begonia bartlettiana Merr. & L.M.Perry
  185. Begonia basintaliana Rimi
  186. Begonia bataiensis Kiew
  187. Begonia batuphila Girm.
  188. Begonia baturongensis Kiew
  189. Begonia batusangiensis Ardi & D.C.Thomas
  190. Begonia baviensis Gagnep.
  191. Begonia bawangensis Girm., Randi & M.Hughes
  192. Begonia bayae S.Julia & Kiew
  193. Begonia beccariana Ridl.
  194. Begonia beddomei Hook.f.
  195. Begonia beijnenii Y.P.Ang, Tandang, Rubite & R.A.Bustam.
  196. Begonia bekakapensis C.Y.Ling & S.Julia
  197. Begonia bekopakensis Aymonin & Bosser
  198. Begonia belagaensis S.Julia
  199. Begonia bella Phutthai
  200. Begonia beludruvenea M.Hughes
  201. Begonia benaratensis S.Julia
  202. Begonia bengohensis S.Julia
  203. Begonia benitotanii Rubite, Tandang & C.W.Lin
  204. Begonia bequaertii Robyns & Lawalrée
  205. Begonia berhamanii Kiew
  206. Begonia beringii Mazo, Salatan & Rubite
  207. Begonia bernadusii Guanih
  208. Begonia bernicei Aymard & G.A.Romero
  209. Begonia bernieri A.DC.
  210. Begonia beryllae Ridl.
  211. Begonia besleriifolia Schott
  212. Begonia bessangpassensis Calaramo, Rubite & C.W.Lin
  213. Begonia betancurii Jara & Moonlight
  214. Begonia betsimisaraka Humbert
  215. Begonia bettinae Ziesenh.
  216. Begonia bhutanensis P.Gyeltshen & M.Hughes
  217. Begonia bidentata Raddi
  218. Begonia biflora T.C.Ku
  219. Begonia bifolia Ridl.
  220. Begonia bifurcata L.B.Sm. & B.G.Schub.
  221. Begonia biguassuensis Brade
  222. Begonia biliranensis Merr.
  223. Begonia bimaensis Undaharta & Ardaka
  224. Begonia bintang Rimi
  225. Begonia binuangensis Merr.
  226. Begonia bipinnatifida J.J.Sm.
  227. Begonia biserrata Lindl.
  228. Begonia bissei J.Sierra
  229. Begonia blancii M.Hughes & C.I Peng
  230. Begonia bogneri Ziesenh.
  231. Begonia boisiana Gagnep.
  232. Begonia boissieri A.DC.
  233. Begonia boiviniana A.DC.
  234. Begonia boliviensis A.DC.
  235. Begonia bolleana Urb. & Ekman
  236. Begonia bonii Gagnep.
  237. Begonia bonitoensis Brade
  238. Begonia bonthainensis Hemsl.
  239. Begonia bonus-henricus J.J.de Wilde
  240. Begonia boqueronensis Burt-Utley & Utley
  241. Begonia boraceiensis Handro
  242. Begonia boreoharlingii Moonlight & Tebbitt
  243. Begonia borneensis A.DC.
  244. Begonia bosseri Keraudren
  245. Begonia bosuangiana S.Julia
  246. Begonia botryoides Moonlight & Tebbitt
  247. Begonia boucheana (Klotzsch) A.DC.
  248. Begonia bouffordii C.I Peng
  249. Begonia bowerae Ziesenh.
  250. Begonia brachybotrys Merr. & L.M.Perry
  251. Begonia brachyclada Urb. & Ekman
  252. Begonia brachypoda O.E.Schulz
  253. Begonia bracteata Jack
  254. Begonia bracteolata N.Krishna, Pradeep & B.Mani
  255. Begonia bracteosa A.DC.
  256. Begonia bradei Irmsch.
  257. Begonia brandbygeana L.B.Sm. & Wassh.
  258. Begonia brandisiana Kurz
  259. Begonia brangbosangensis Girm.
  260. Begonia brassii Merr. & L.M.Perry
  261. Begonia breedlovei Burt-Utley
  262. Begonia brevibracteata Kupicha
  263. Begonia brevicaulis A.DC.
  264. Begonia brevicordata L.B.Sm. & B.G.Schub.
  265. Begonia brevilobata Irmsch.
  266. Begonia brevipedunculata Y.M.Shui
  267. Begonia brevipes Merr.
  268. Begonia brevipetala (A.DC.) Warb.
  269. Begonia brevirimosa Irmsch.
  270. Begonia × breviscapa C.I Peng, Yan Liu & S.M.Ku
  271. Begonia brevisetulosa C.Y.Wu
  272. Begonia bridgesii A.DC.
  273. Begonia broussonetiifolia A.DC.
  274. Begonia bruneiana Sands
  275. Begonia buchtienii Irmsch.
  276. Begonia buddleiifolia A.DC.
  277. Begonia bufoderma L.B.Sm. & Wassh.
  278. Begonia × buimontana Yamam.
  279. Begonia bulbillifera Link & Otto
  280. Begonia bullata Urb. & Ekman
  281. Begonia bullatifolia L.Kollmann
  282. Begonia burabod Rubite, C.Justo, P.Villaseñor & C.W.Lin
  283. Begonia burbidgei Stapf
  284. Begonia burkillii Dunn
  285. Begonia burmensis L.B.Sm. & Wassh.
  286. Begonia burttii Kiew & S.Julia
  287. Begonia buseyi Burt-Utley
  288. Begonia cabanillasii Y.P.Ang, Tandang, J.Agcaoili & R.A.Bustam.
  289. Begonia cacauicola L.B.Sm. ex S.F.Sm. & Wassh.
  290. Begonia caespitosa Jack
  291. Begonia calcarea Ridl.
  292. Begonia calcicola Merr.
  293. Begonia calciphila C.I Peng
  294. Begonia calderonii Standl.
  295. Begonia calliantha Merr. & L.M.Perry
  296. Begonia callistemon Tebbitt & P.R.Stevenson
  297. Begonia callosa L.Kollmann
  298. Begonia calvescens (Brade ex L.B.Sm. & R.C.Sm.) E.L.Jacques & Mamede
  299. Begonia calzadae Burt-Utley & Utley
  300. Begonia camiguinensis Elmer
  301. Begonia campanensis Burt-Utley & Utley
  302. Begonia camposportoana Brade
  303. Begonia canaliculata Brade
  304. Begonia candollei Ziesenh.
  305. Begonia cangyuanensis Y.H.Tan & H.B.Ding
  306. Begonia caobangensis C.I Peng & C.W.Lin
  307. Begonia capanemae Brade
  308. Begonia caparaoensis E.L.Jacques & L.Kollmann
  309. Begonia capensis L.f.
  310. Begonia capillipes Gilg
  311. Begonia capituliformis Irmsch.
  312. Begonia caraguatatubensis Brade
  313. Begonia caramoanensis Rubite, Irabagon, Palacio, Y.P.Ang & R.Bustam.
  314. Begonia cardiocarpa Liebm.
  315. Begonia cariocana Brade ex L.B.Sm. & Wassh.
  316. Begonia carletonii Standl.
  317. Begonia carnosa (Teijsm. & Binn.) Teijsm. & Binn.
  318. Begonia carnosula Ridl.
  319. Begonia carolineifolia Regel
  320. Begonia carpinifolia Liebm.
  321. Begonia carrieae Ziesenh.
  322. Begonia caryotarum Y.M.Shui & W.H.Chen
  323. Begonia casiguranensis Quisumb. & Merr.
  324. Begonia casseabri Y.H.Tan, M.B.Maw & H.B.Ding
  325. Begonia castaneifolia Otto & A.Dietr.
  326. Begonia castilloi Merr.
  327. Begonia castrosouzae L.Kollmann
  328. Begonia cataracta Souvann., Lanors. & Lamxay
  329. Begonia catbensis L.N.Dong, K.S.Nguyen & Y.M.Shui
  330. Begonia catharinensis Brade
  331. Begonia cathayana Hemsl.
  332. Begonia cathcartii Hook.f. & Thomson
  333. Begonia caudata Merr.
  334. Begonia cauliflora Sands
  335. Begonia cavaleriei H.Lév.
  336. Begonia cavallyensis A.Chev.
  337. Begonia cavum Ziesenh.
  338. Begonia cebadillensis Houghton ex L.B.Sm. & B.G.Schub.
  339. Begonia cehengensis T.C.Ku
  340. Begonia celata S.Julia & Kiew
  341. Begonia celebica Irmsch.
  342. Begonia cerasiphylla L.B.Sm. & Wassh.
  343. Begonia ceratocarpa S.H.Huang & Y.M.Shui
  344. Begonia chaetocarpa Kuntze
  345. Begonia chaiana Kiew & S.Julia
  346. Begonia chakensis S.Julia & C.Y.Ling
  347. Begonia chambersiae W.N.Takeuchi
  348. Begonia charlesjarosiana L.Kollmann
  349. Begonia chemillenensis Moonlight
  350. Begonia chiapensis Burt-Utley
  351. Begonia chiasmogyna M.Hughes
  352. Begonia chindwinensis Y.H.Tan, M.B.Maw & H.B.Ding
  353. Begonia chingii Irmsch.
  354. Begonia chingipengii Rubite
  355. Begonia chishuiensis T.C.Ku
  356. Begonia chitoensis Tang S.Liu & M.J.Lai
  357. Begonia chivatoa Ziesenh.
  358. Begonia chlorandra Sands
  359. Begonia chlorocarpa Irmsch. ex Sands
  360. Begonia chlorolepis L.B.Sm. & B.G.Schub.
  361. Begonia chloroneura P.Wilkie & Sands
  362. Begonia chlorosticta Sands
  363. Begonia choiseulensis C.W.Lin
  364. Begonia chongii Sands
  365. Begonia chongzuoensis Yan Liu, S.M.Ku & C.I Peng
  366. Begonia chrysantha Tebbitt
  367. Begonia × chungii C.I Peng & S.M.Ku
  368. Begonia chuyunshanensis C.I Peng & Y.K.Chen
  369. Begonia ciliatifolia Funez & J.C.Jaramillo
  370. Begonia ciliifera Merr.
  371. Begonia ciliobracteata Warb.
  372. Begonia cincinnifera Irmsch.
  373. Begonia cinnabarina Hook.
  374. Begonia circularis C.I Peng & C.W.Lin
  375. Begonia circumlobata Hance
  376. Begonia cirrosa L.B.Sm. & Wassh.
  377. Begonia cladocarpoides Humbert ex Aymonin & Bosser
  378. Begonia cladotricha M.Hughes
  379. Begonia clavicaulis Irmsch.
  380. Begonia clemensiae Merr. & L.M.Perry
  381. Begonia cleopatrae Coyle
  382. Begonia clypeifolia Hook.f.
  383. Begonia coccinea Hook.
  384. Begonia coelocentroides Y.M.Shui & Z.D.Wei
  385. Begonia cognata Irmsch.
  386. Begonia collaris Brade
  387. Begonia colliculata Souvann. & Lanors.
  388. Begonia collisiae Merr.
  389. Begonia colombiana L.B.Sm. & B.G.Schub.
  390. Begonia colorata Warb.
  391. Begonia comata Kuntze
  392. Begonia comestibilis D.C.Thomas & Ardi
  393. Begonia comorensis Warb.
  394. Begonia compacta S.Julia & Kiew
  395. Begonia concanensis A.DC.
  396. Begonia conchifolia A.Dietr.
  397. Begonia concinna Schott
  398. Begonia condorensis Jara & Moonlight
  399. Begonia confinis L.B.Sm. & Wassh.
  400. Begonia confusa L.B.Sm. & B.G.Schub.
  401. Begonia congesta Ridl.
  402. Begonia conipila Irmsch. ex Kiew
  403. Begonia conniegeriae S.Julia & Kiew
  404. Begonia consanguinea Merr.
  405. Begonia consobrina Irmsch.
  406. Begonia contracta Warb.
  407. Begonia convallariodora C.DC.
  408. Begonia convolvulacea (Klotzsch) A.DC.
  409. Begonia cooperi C.DC.
  410. Begonia copelandii Merr.
  411. Begonia copeyana C.DC.
  412. Begonia coptidifolia H.G.Ye, F.G.Wang, Y.S.Ye & C.I Peng
  413. Begonia coptidimontana C.Y.Wu
  414. Begonia corallina Carrière
  415. Begonia cordata Vell.
  416. Begonia cordifolia (Wight) Thwaites
  417. Begonia cordillerae Tebbitt
  418. Begonia coriacea Hassk.
  419. Begonia corneri Kiew
  420. Begonia cornitepala Irmsch.
  421. Begonia cornuta L.B.Sm. & B.G.Schub.
  422. Begonia coronensis Merr.
  423. Begonia corredorana C.DC.
  424. Begonia corrugata Kiew & S.Julia
  425. Begonia corzoensis Ziesenh.
  426. Begonia coursii Humbert ex Aymonin
  427. Begonia cowellii Nash
  428. Begonia crassa S.Julia & Kiew
  429. Begonia crassicaulis Lindl.
  430. Begonia crassitepala Y.H.Tan & M.B.Maw
  431. Begonia crassula Aver.
  432. Begonia crateris Exell
  433. Begonia cremnophila Tebbitt
  434. Begonia crenata Dryand.
  435. Begonia crispipila Elmer
  436. Begonia crispula Brade
  437. Begonia cristobalensis Ziesenh.
  438. Begonia croatii Burt-Utley
  439. Begonia crocea C.I Peng
  440. Begonia crockerensis Rimi
  441. Begonia cruentospirituna C.W.Lin
  442. Begonia cryptocarpa L.B.Sm. & B.G.Schub.
  443. Begonia crystallina Y.M.Shui & W.H.Chen
  444. Begonia cuatrecasasiana L.B.Sm. & B.G.Schub.
  445. Begonia cubensis Hassk.
  446. Begonia cucphuongensis H.Q.Nguyen & Tebbitt
  447. Begonia cucullata Willd.
  448. Begonia cucurbitifolia C.Y.Wu
  449. Begonia cuernavacensis Ziesenh.
  450. Begonia culasiensis C.I Peng, Rubite, C.W.Lin & K.F.Chung
  451. Begonia cumingiana (Klotzsch) A.DC.
  452. Begonia cumingii A.Gray
  453. Begonia cuneatifolia Irmsch.
  454. Begonia cunhambebei E.L.Jacques
  455. Begonia cupreata Henriq.
  456. Begonia curtii L.B.Sm. & B.G.Schub.
  457. Begonia curtisii Ridl.
  458. Begonia curvicarpa S.M.Ku, C.I Peng & Yan Liu
  459. Begonia curvifolia Ardi
  460. Begonia cyanescens Sands
  461. Begonia cyathophora Poepp. & Endl.
  462. Begonia cylindrata L.B.Sm. & B.G.Schub.
  463. Begonia cylindrica D.R.Liang & X.X.Chen
  464. Begonia cymbalifera L.B.Sm. & B.G.Schub.
  465. Begonia dalaiensis B.Das, J.Saikia & D.Banik
  466. Begonia dampae Odyuo, B.K.Sinha, Murug. & A.Uddin
  467. Begonia danumensis Chong
  468. Begonia danxiaensis D.K.Tian & X.L.Yu
  469. Begonia darthvaderiana C.W.Lin & C.I Peng
  470. Begonia dasycaulis Kiew & C.Y.Ling
  471. Begonia datii T.S.Hoang & C.W.Lin
  472. Begonia daunhitam W.G.Wang, C.X.L.Wang, S.Z.Zhang & Randi
  473. Begonia daweishanensis S.H.Huang & Y.M.Shui
  474. Begonia daxinensis T.C.Ku
  475. Begonia dealbata Liebm.
  476. Begonia debaoensis C.I Peng, Yan Liu & S.M.Ku
  477. Begonia decandra Pav. ex A.DC.
  478. Begonia decaryana Humbert ex Aymonin & Bosser
  479. Begonia declinata Vell.
  480. Begonia decora Stapf
  481. Begonia delicata Gregório & J.A.S.Costa
  482. Begonia delicatula Parish ex C.B.Clarke
  483. Begonia deltoides Moonlight
  484. Begonia demissa Craib
  485. Begonia densifolia Irmsch.
  486. Begonia densiretis Irmsch.
  487. Begonia dentatiloba A.DC.
  488. Begonia dentatobracteata C.Y.Wu
  489. Begonia denticulata Kunth
  490. Begonia depauperata Schott
  491. Begonia depingiana Y.H.Tan & H.B.Ding
  492. Begonia depressinerva Pranada
  493. Begonia descoleana L.B.Sm. & B.G.Schub.
  494. Begonia devexa S.Julia & Kiew
  495. Begonia dewildei Sosef
  496. Begonia dichotoma Jacq.
  497. Begonia dichroa Sprague
  498. Begonia dicressine Wahlsteen
  499. Begonia didyma D.C.Thomas & Ardi
  500. Begonia diegoi Jara
  501. Begonia dielsiana E.Pritz.
  502. Begonia dietrichiana Irmsch.
  503. Begonia dieuanhiae T.S.Hoang & C.W.Li
  504. Begonia difformis (Irmsch.) W.C.Leong, C.I Peng & K.F.Chung
  505. Begonia diffusa L.B.Sm. & B.G.Schub.
  506. Begonia diffusiflora Merr. & L.M.Perry
  507. Begonia digitata Raddi
  508. Begonia digyna Irmsch.
  509. Begonia dimorpha S.Julia
  510. Begonia × dinglensis Rubite, C.I Peng, Koh Nakam. & K.F.Chung
  511. Begonia dinhdui V.T.Pham & C.W.Lin
  512. Begonia dinosauria C.W.Lin & C.I Peng
  513. Begonia dioica Buch.-Ham. ex D.Don
  514. Begonia dipetala Graham
  515. Begonia discrepans Irmsch.
  516. Begonia discreta Craib
  517. Begonia divaricata Irmsch.
  518. Begonia divergens Kiew & S.Julia
  519. Begonia diversistipulata Irmsch.
  520. Begonia diwolii Kiew
  521. Begonia djamuensis Irmsch.
  522. Begonia dolichobracteata Girm.
  523. Begonia dolichocarpa Girm.
  524. Begonia dolichotricha Merr.
  525. Begonia doloisii Rimi
  526. Begonia domingensis A.DC.
  527. Begonia donkelaariana Lem.
  528. Begonia dosedlae Gilli
  529. Begonia dracopelta Ardi
  530. Begonia dregei Otto & A.Dietr.
  531. Begonia dressleri Burt-Utley
  532. Begonia droopiae Ardi
  533. Begonia droseroides C.I Peng, Rubite & C.W.Lin
  534. Begonia dryadis Irmsch.
  535. Begonia duclouxii Gagnep.
  536. Begonia dugandiana L.B.Sm. & B.G.Schub.
  537. Begonia duhungensis Girm.
  538. Begonia duncan-thomasii Sosef
  539. Begonia duruisseaui Scherber.
  540. Begonia dux C.B.Clarke
  541. Begonia eberhardtii Gagnep.
  542. Begonia ebolowensis Engl.
  543. Begonia echinosepala Regel
  544. Begonia eciliata O.E.Schulz
  545. Begonia edanoi Merr.
  546. Begonia edgariana S.Julia & Kiew
  547. Begonia edulis H.Lév.
  548. Begonia egamii D.Borah, Taram & M.Hughes
  549. Begonia egregia N.E.Br.
  550. Begonia ehuangzhangensis Q.L.Ding, W.Y.Zhao & W.B.Liao
  551. Begonia eiromischa Ridl.
  552. Begonia elachista Moonlight & Tebbitt
  553. Begonia elaeagnifolia Hook.f.
  554. Begonia elatostematoides Merr.
  555. Begonia elatostemma Ridl.
  556. Begonia elatostemmoides Hook.f.
  557. Begonia elianeae Gregório & J.A.S.Costa
  558. Begonia eliassii Warb.
  559. Begonia elisabethae Kiew
  560. Begonia elmeri Merr.
  561. Begonia elnidoensis C.I Peng, Rubite & C.W.Lin
  562. Begonia embera Jara & D.Franco
  563. Begonia emeiensis C.M.Hu
  564. Begonia eminii Warb.
  565. Begonia engleri Gilg
  566. Begonia enoplocampa D.C.Thomas & Ardi
  567. Begonia epipsila Brade
  568. Begonia erecta Vell.
  569. Begonia erectocarpa H.Q.Nguyen, Y.M.Shui & W.H.Chen
  570. Begonia erectocaulis Sosef
  571. Begonia erectotricha Sosef
  572. Begonia erminea L’Hér.
  573. Begonia erodiifolia Sands
  574. Begonia erythrobracteata M.D.Miranda & E.L.Jacques
  575. Begonia erythrofolia Lei Cai, D.M.He & W.G.Wang
  576. Begonia erythrogyna Sands
  577. Begonia erythrothrix Tebbitt & Moonlight
  578. Begonia esculenta Merr.
  579. Begonia espiritosantensis E.L.Jacques & Mamede
  580. Begonia estrellensis C.DC.
  581. Begonia euryphylla L.B.Sm. ex S.F.Sm. & Wassh.
  582. Begonia eutricha Sands
  583. Begonia everettii Merr.
  584. Begonia exalata C.DC.
  585. Begonia exigua Irmsch.
  586. Begonia exilis O.E.Schulz
  587. Begonia exposita Phutthai & M.Hughes
  588. Begonia extensa L.B.Sm. & B.G.Schub.
  589. Begonia extranea L.B.Sm. & B.G.Schub.
  590. Begonia fagifolia Otto & A.Dietr.
  591. Begonia fagopyrofolia W.H.Chen & Y.M.Shui
  592. Begonia fairchildii Ardi & D.C.Thomas
  593. Begonia falciloba Liebm.
  594. Begonia fangii Y.M.Shui & C.I Peng
  595. Begonia fasciculata Jack
  596. Begonia fasciculiflora Merr.
  597. Begonia faustinoi Burt-Utley & Utley
  598. Begonia felis C.W.Lin & C.I Peng
  599. Begonia fellereriana Irmsch.
  600. Begonia fenicis Merr.
  601. Begonia fenshuilingensis X.X.Feng, R.K.Li & Z.X.Liu
  602. Begonia fernaldiana L.B.Sm. & B.G.Schub.
  603. Begonia fernandoi-costae Irmsch.
  604. Begonia ferox C.I Peng & Yan Liu
  605. Begonia ferramica N.Hallé
  606. Begonia ferruginea L.f.
  607. Begonia festiva Craib
  608. Begonia fibrosa C.B.Clarke
  609. Begonia fiebrigii C.DC.
  610. Begonia filibracteosa Irmsch.
  611. Begonia filiformis Irmsch.
  612. Begonia fimbriata Liebm.
  613. Begonia fimbribracteata Y.M.Shui & W.H.Chen
  614. Begonia fimbristipula Hance
  615. Begonia fimbritepala E.L.Jacques
  616. Begonia fischeri Schrank
  617. Begonia fissistyla Irmsch.
  618. Begonia flacca Irmsch.
  619. Begonia flaccidissima Kurz
  620. Begonia flagellaris H.Hara
  621. Begonia flammea Rimi
  622. Begonia flaviflora H.Hara
  623. Begonia flavovirens Kiew & S.Julia
  624. Begonia flexicaulis Ridl.
  625. Begonia flexula Ridl.
  626. Begonia floccifera Bedd.
  627. Begonia fluminensis Brade
  628. Begonia fluvialis M.Hughes
  629. Begonia foliosa Kunth
  630. Begonia fonsecae Standl.
  631. Begonia forbesii King
  632. Begonia fordii Irmsch.
  633. Begonia forgetiana Hemsl.
  634. Begonia formosana (Hayata) Masam.
  635. Begonia formosissima Sandwith
  636. Begonia forrestii Irmsch.
  637. Begonia fortunensis Burt-Utley & Utley
  638. Begonia foveolata Irmsch.
  639. Begonia foxworthyi Burkill ex Ridl.
  640. Begonia fractalifolia H.P.Wilson & Jimbo
  641. Begonia fractiflexa S.Julia & Kiew
  642. Begonia fragae L.Kollmann & Peixoto
  643. Begonia francisabuidii Dela Cruz, S.R.Concepcion & Y.P.Ang
  644. Begonia francisiae Ziesenh.
  645. Begonia francoisii Guillaumin
  646. Begonia fraseri Kiew
  647. Begonia friburgensis Brade
  648. Begonia fritschiana Amoroso & Rubite
  649. Begonia froebelii A.DC.
  650. Begonia fruticella Ridl.
  651. Begonia fruticosa (Klotzsch) A.DC.
  652. Begonia fuchsiiflora (A.DC.) A.I.Baranov & F.A.Barkley
  653. Begonia fulgurata C.I Peng, C.W.Lin & Phutthai
  654. Begonia fulvosetulosa Brade
  655. Begonia fulvovillosa Warb.
  656. Begonia furfuracea Hook.f.
  657. Begonia fusca Liebm.
  658. Begonia fuscisetosa Sands
  659. Begonia fuscocaulis Brade
  660. Begonia fusialata Warb.
  661. Begonia fusibulba C.DC.
  662. Begonia fusicarpa Irmsch.
  663. Begonia gabaldonensis Rubite, C.I Peng & C.W.Lin
  664. Begonia gabonensis J.J.de Wilde
  665. Begonia gagnepainiana Irmsch.
  666. Begonia galaxia C.W.Lin
  667. Begonia galea Moonlight & A.Fuentes
  668. Begonia galeanoae Jara
  669. Begonia galeolepis Ardi & D.C.Thomas
  670. Begonia gambutensis Ardi & D.C.Thomas
  671. Begonia gamolepis L.B.Sm. & B.G.Schub.
  672. Begonia gampura Mazo & Rubite
  673. Begonia garagarana C.DC.
  674. Begonia gardneri A.DC.
  675. Begonia garrettii Craib
  676. Begonia garuvae L.B.Sm. & R.C.Sm.
  677. Begonia gehrtii Irmsch.
  678. Begonia gelasensis Rimi & Kinahim
  679. Begonia gemella Warb. ex L.B.Sm. & Wassh.
  680. Begonia gemmipara Hook.f. & Thomson
  681. Begonia gentilii De Wild.
  682. Begonia gentryi Burt-Utley & Utley
  683. Begonia geoffrayi Gagnep.
  684. Begonia georgei Coyle
  685. Begonia geraniifolia Hook.
  686. Begonia geranioides Hook.f.
  687. Begonia germaineana Tebbitt
  688. Begonia gesneriifolia Aver.
  689. Begonia gibbsiae Irmsch. ex Sands
  690. Begonia gigabracteata Hong Z.Li & H.Ma
  691. Begonia giganticaulis D.K.Tian & W.G.Wang
  692. Begonia gilgiana Irmsch.
  693. Begonia gironellae C.I Peng, Rubite & C.W.Lin
  694. Begonia gitingensis Elmer
  695. Begonia glaberrima Urb. & Ekman
  696. Begonia glabra Aubl.
  697. Begonia glabricaulis Irmsch.
  698. Begonia glabritepala Souvann. & Lanors.
  699. Begonia glandulifera Griseb.
  700. Begonia glandulosa A.DC. ex Hook.
  701. Begonia glauca (Klotzsch) Ruiz & Pav. ex A.DC.
  702. Begonia glechomifolia C.M.Hu
  703. Begonia goegoensis N.E.Br.
  704. Begonia goldingiana L.Kollmann & A.P.Fontana
  705. Begonia gomantongensis Kiew
  706. Begonia goniotis C.B.Clarke
  707. Begonia gossweileri Irmsch.
  708. Begonia goudotii A.DC.
  709. Begonia gracilicyma Irmsch. ex M.Hughes
  710. Begonia gracilifolia Y.M.Shui, Nuraliev & Aver.
  711. Begonia gracilioides Burt-Utley & Utley
  712. Begonia gracilior Burt-Utley & McVaugh
  713. Begonia gracilipes Merr.
  714. Begonia gracilis Kunth
  715. Begonia grandis Dryand.
  716. Begonia grantiana Craib
  717. Begonia gregaria Scherber. & Bard.-Vauc.
  718. Begonia griffithiana (A.DC.) Warb.
  719. Begonia grisea A.DC.
  720. Begonia groenewegensis K.Koch & Fintelm.
  721. Begonia guaduensis Kunth
  722. Begonia guangdongensis W.H.Tu, B.M.Wang & Y.L.Li
  723. Begonia guangxiensis C.Y.Wu
  724. Begonia guaniana H.Ma & Hong Z.Li
  725. Begonia guatemalensis Van Houtte ex Galeotti
  726. Begonia gueritziana Gibbs
  727. Begonia guishanensis S.H.Huang & Y.M.Shui
  728. Begonia guixiensis Yan Liu, S.M.Ku & C.I Peng
  729. Begonia gulinqingensis S.H.Huang & Y.M.Shui
  730. Begonia gulongshanensis Y.M.Shui & W.H.Chen
  731. Begonia gungshanensis C.Y.Wu
  732. Begonia gunnerifolia Linden & André
  733. Begonia gusilii Rimi
  734. Begonia gutierrezii Coyle
  735. Begonia guttapila D.C.Thomas & Ardi
  736. Begonia haageana W.Watson
  737. Begonia hahiepiana H.Q.Nguyen & Tebbitt
  738. Begonia hainanensis Chun & F.Chun
  739. Begonia halabanensis M.Hughes
  740. Begonia halconensis Merr.
  741. Begonia hammoniae Irmsch.
  742. Begonia handelii Irmsch.
  743. Begonia handibadaganathensis Aitawade, Bachulkar & S.R.Yadav
  744. Begonia handroi Brade
  745. Begonia harauensis Girm.
  746. Begonia harimalalae Scherber. & Duruiss.
  747. Begonia harlingii L.B.Sm. & Wassh.
  748. Begonia harmandii Gagnep.
  749. Begonia hasskarliana (Miq.) Miq. ex A.DC.
  750. Begonia hatacoa Buch.-Ham. ex D.Don
  751. Begonia havilandii Ridl.
  752. Begonia hayamiana Nob.Tanaka
  753. Begonia hederacea A.DC.
  754. Begonia hekensis D.C.Thomas
  755. Begonia hekouensis S.H.Huang
  756. Begonia heliantha Tebbitt
  757. Begonia heliostrophe Kiew
  758. Begonia hemicardia Elmer ex Rubite
  759. Begonia hemsleyana Hook.f.
  760. Begonia henrilaportei Scherber. & Duruiss.
  761. Begonia henryi Hemsl.
  762. Begonia heracleifolia Schltdl. & Cham.
  763. Begonia herbacea Vell.
  764. Begonia heringeri Brade
  765. Begonia hernandioides Merr.
  766. Begonia herrerae L.B.Sm. & B.G.Schub.
  767. Begonia herveyana King
  768. Begonia heterocantha Souvann. & Lanors.
  769. Begonia heterochroma Sosef
  770. Begonia heteroclinis Miq. ex Koord.
  771. Begonia heteropoda Baker
  772. Begonia hexandra Irmsch.
  773. Begonia hexaptera Sands
  774. Begonia heydei C.DC.
  775. Begonia hidirii Tawan, Ipor & Meekiong
  776. Begonia hijauvenia Girm., Ardi & M.Hughes
  777. Begonia hilariana A.DC.
  778. Begonia hinnamnoensis Souvann. & Lanors.
  779. Begonia hintoniana L.B.Sm. & B.G.Schub.
  780. Begonia hirsuta Aubl.
  781. Begonia hirsuticarpa C.W.Lin & C.I Peng
  782. Begonia hirsuticaulis Irmsch.
  783. Begonia hirsutula Hook.f.
  784. Begonia hirta (Klotzsch) L.B.Sm. & B.G.Schub.
  785. Begonia hirtella Link
  786. Begonia hirtitepala S.Julia & Kiew
  787. Begonia hispida Schott ex A.DC.
  788. Begonia hispidavillosa Ziesenh.
  789. Begonia hispidissima Zipp. ex Koord.
  790. Begonia hitchcockii Irmsch.
  791. Begonia hoehneana Irmsch.
  792. Begonia hohuanensis S.S.Ying
  793. Begonia holmnielseniana L.B.Sm. & Wassh.
  794. Begonia holosericea (Teijsm. & Binn.) Teijsm. & Binn.
  795. Begonia holosericeoides Ardi & D.C.Thomas
  796. Begonia holostyla Y.M.Shui & W.H.Chen
  797. Begonia holtonis A.DC.
  798. Begonia holttumii Irmsch.
  799. Begonia homonyma Steud.
  800. Begonia hondurensis Burt-Utley & Utley
  801. Begonia hongiaoensis C.W.Lin, T.C.Hsu & Luu
  802. Begonia hongkongensis F.W.Xing
  803. Begonia hookeriana Gardner
  804. Begonia hooveriana Wiriad.
  805. Begonia horsfieldii (Miq.) Miq. ex A.DC.
  806. Begonia horticola Irmsch.
  807. Begonia hosensis C.W.Lin & C.I Peng
  808. Begonia howii Merr. & Chun
  809. Begonia huancabambae Moonlight
  810. Begonia huangii Y.M.Shui & W.H.Chen
  811. Begonia hubertii Ziesenh.
  812. Begonia huegelii Bosse
  813. Begonia hughesii Rubite & C.I Peng
  814. Begonia hullettii Ridl.
  815. Begonia humbertii Keraudren
  816. Begonia humboldtiana Gibbs
  817. Begonia humericola Sands
  818. Begonia humifusa S.Julia & Kiew
  819. Begonia humilicaulis Irmsch.
  820. Begonia humilis Aiton
  821. Begonia humillima L.B.Sm. & Wassh.
  822. Begonia hydrocotylifolia Otto ex Hook.
  823. Begonia hydrophylloides L.B.Sm. & B.G.Schub.
  824. Begonia hymenocarpa C.Y.Wu
  825. Begonia hymenophylla Gagnep.
  826. Begonia hymenophylloides Kingdon-Ward ex L.B.Sm. & Wassh.
  827. Begonia hypoleuca Y.H.Tan & H.B.Ding
  828. Begonia ibitiocensis E.L.Jacques & Mamede
  829. Begonia ignea Bosse
  830. Begonia ignita C.W.Lin & C.I Peng
  831. Begonia ignorata Irmsch.
  832. Begonia ignota C.Y.Ling & Kiew
  833. Begonia imbrexiformis Moonlight
  834. Begonia imbricata Sands
  835. Begonia imitans Irmsch.
  836. Begonia imperfecta Irmsch.
  837. Begonia imperialis Lem.
  838. Begonia incarnata Link & Otto
  839. Begonia incerta Craib
  840. Begonia incisa A.DC.
  841. Begonia incisoserrata (Klotzsch) A.DC.
  842. Begonia incompta Kiew
  843. Begonia incondita Craib
  844. Begonia incudiformicarpa Ardi & D.C.Thomas
  845. Begonia inculta Irmsch.
  846. Begonia inermis Irmsch.
  847. Begonia inggitiae Ardi & Girm.
  848. Begonia inobongensis Kiew
  849. Begonia inopinata Guanih
  850. Begonia inostegia Stapf
  851. Begonia inostegioides Chong
  852. Begonia insolita C.Y.Ling & S.Julia
  853. Begonia insueta D.C.Thomas & Ardi
  854. Begonia insularis Brade
  855. Begonia insularum Irmsch.
  856. Begonia integerrima Spreng.
  857. Begonia integrifolia Dalzell
  858. Begonia inumbrata E.L.Jacques
  859. Begonia inversa Irmsch.
  860. Begonia involucrata Liebm.
  861. Begonia ionophylla Irmsch.
  862. Begonia iridescens Dunn
  863. Begonia iridifolia C.W.Lin & C.I Peng
  864. Begonia irmscheri L.B.Sm. & B.G.Schub.
  865. Begonia isabelensis Quisumb. & Merr.
  866. Begonia isalensis Humbert ex Aymonin & Bosser
  867. Begonia iskandariana Ardi & D.C.Thomas
  868. Begonia isoptera Dryand. ex Sm.
  869. Begonia isopterocarpa Irmsch.
  870. Begonia isopteroidea King
  871. Begonia itaguassuensis Brade
  872. Begonia itaipeensis E.L.Jacques
  873. Begonia itatiaiensis Brade
  874. Begonia itatinensis Irmsch. ex Brade
  875. Begonia itingae E.L.Jacques
  876. Begonia itupavensis Brade
  877. Begonia iucunda Irmsch.
  878. Begonia jackiana M.Hughes
  879. Begonia jagorii Warb.
  880. Begonia jaguarensis L.Kollmann, R.S.Lopes & Peixoto
  881. Begonia jaliscana Burt-Utley
  882. Begonia jamaicensis A.DC.
  883. Begonia jamilahana Y.W.Low, Joffre & Ariffin
  884. Begonia jamilahanuana S.Julia
  885. Begonia jamiliana Rimi
  886. Begonia jaranpusangensis Girm.
  887. Begonia jarmilae Halda
  888. Begonia jayaensis Kiew
  889. Begonia jenginensis S.Julia & Kiew
  890. Begonia jenmanii Tutin
  891. Begonia jiewhoei Kiew
  892. Begonia jingxiensis D.Fang & Y.G.Wei
  893. Begonia jinyunensis C.I Peng, Bo Ding & Qian Wang
  894. Begonia jocelinoi Brade
  895. Begonia joffrei S.Julia
  896. Begonia johariana S.Julia & C.Y.Ling
  897. Begonia johnstonii Oliv. ex Hook.f.
  898. Begonia johntanii Ardi & D.C.Thomas
  899. Begonia jokwaniana C.Y.Ling & S.Julia
  900. Begonia josephi A.DC.
  901. Begonia joshii Moonlight
  902. Begonia jubar V.T.Pham & C.W.Lin
  903. Begonia jugamensis S.Julia & Kiew
  904. Begonia julaihiana S.Julia & C.Y.Ling
  905. Begonia juliana Loefgr. ex Irmsch.
  906. Begonia juliasangii Kiew
  907. Begonia juntasensis Kuntze
  908. Begonia jureiensis S.J.Gomes da Silva & Mamede
  909. Begonia kabaenensis D.C.Thomas & Ardi
  910. Begonia kachak K.G.Pearce
  911. Begonia kachinensis Nob.Tanaka
  912. Begonia kalabenonensis Humbert ex Aymonin & Bosser
  913. Begonia kalbreyeri (Oliv.) L.B.Sm. & B.G.Schub.
  914. Begonia kanaensis Kiew & C.Y.Ling
  915. Begonia kanburiensis Phutthai
  916. Begonia kaniensis Irmsch.
  917. Begonia × kapangan Rubite, S.H.Liu & K.F.Chung
  918. Begonia kapuashuluensis Randi & Ardi
  919. Begonia karangputihensis Girm.
  920. Begonia karperi J.C.Arends
  921. Begonia karwinskyana A.DC.
  922. Begonia kasutensis K.G.Pearce
  923. Begonia kayinensis M.B.Maw & Y.H.Tan
  924. Begonia kebuhoensis S.Julia & C.Y.Ling
  925. Begonia keeana Kiew
  926. Begonia keithii Kiew
  927. Begonia kekarmonyingensis Taram, D.Borah & M.Hughes
  928. Begonia kelliana Irmsch.
  929. Begonia kemiriensis Girm. & M.Hughes
  930. Begonia kemumuensis M.Hughes
  931. Begonia kenworthyae Ziesenh.
  932. Begonia keraudreniae Bosser
  933. Begonia kerstingii Irmsch.
  934. Begonia khammouanensis Souvann. & Lamxay
  935. Begonia khaophanomensis Phutthai & M.Hughes
  936. Begonia khasiana C.B.Clarke
  937. Begonia khaucaensis Luu & C.W.Lin
  938. Begonia kiamfeei Kiew & S.Julia
  939. Begonia kibambanganensis Guanih & Chong
  940. Begonia killipiana L.B.Sm. & B.G.Schub.
  941. Begonia kimlongii V.C.Nguyen, T.S.Hoang & C.W.Lin
  942. Begonia kinabaluensis Sands
  943. Begonia kinahimiae Rimi
  944. Begonia kingdon-wardii Tebbitt
  945. Begonia kingiana Irmsch.
  946. Begonia kinhoi Ardi & D.C.Thomas
  947. Begonia kipandiensis S.Julia
  948. Begonia kisuluana Büttner
  949. Begonia klemmei Merr.
  950. Begonia klossii Ridl.
  951. Begonia knoopii Ziesenh.
  952. Begonia koelzii R.Camfield
  953. Begonia koksunii Kiew
  954. Begonia komoensis Irmsch.
  955. Begonia konderreisiana L.B.Sm. & R.C.Sm.
  956. Begonia koordersii Warb. ex L.B.Sm. & Wassh.
  957. Begonia korthalsiana Miq. ex M.Hughes
  958. Begonia kortsiae Ziesenh.
  959. Begonia krystofii Halda
  960. Begonia kuchingensis C.W.Lin & C.I Peng
  961. Begonia kudoensis Girm.
  962. Begonia kuhlmannii Brade
  963. Begonia kui C.I Peng
  964. Begonia kumangiana S.Julia & C.Y.Ling
  965. Begonia kunthiana Walp.
  966. Begonia kurakura Tawan, Ipor & Meekiong
  967. Begonia labengkiensis Ardi & D.C.Thomas
  968. Begonia labiensis (Sands) S.Julia
  969. Begonia labordei H.Lév.
  970. Begonia laccophora Sands
  971. Begonia lacera Merr.
  972. Begonia lacerata Irmsch.
  973. Begonia lachaoensis Ziesenh.
  974. Begonia lacunosa Warb.
  975. Begonia laevis Ridl.
  976. Begonia lagunensis Elmer
  977. Begonia lailana Kiew & Geri
  978. Begonia lambii Kiew
  979. Begonia lambirensis Kiew & S.Julia
  980. Begonia lamdongiana C.W.Lin, T.C.Hsu & Luu
  981. Begonia laminariae Irmsch.
  982. Begonia lamolina Moonlight
  983. Begonia lamriana Rimi
  984. Begonia lamxayana Souvann.
  985. Begonia × lancangensis S.H.Huang
  986. Begonia lanceolata Vell.
  987. Begonia lancifolia Merr.
  988. Begonia lancilimba Merr.
  989. Begonia langbianensis Baker f.
  990. Begonia langenbergiana L.Kollmann
  991. Begonia langsonensis C.I Peng & C.W.Lin
  992. Begonia lansatensis Kiew & S.Julia
  993. Begonia lansbergeae L.Linden & Rodigas
  994. Begonia lanstyakii Brade
  995. Begonia lanternaria Irmsch.
  996. Begonia lanuzaensis F.A.Blasco, Rubite, J.C.Cortes & Alejandro
  997. Begonia lanxangensis Souvann. & Aver.
  998. Begonia laotica Y.H.Tan & H.B.Ding
  999. Begonia laporteifolia Warb.
  1000. Begonia larorum L.B.Sm. & Wassh.
  1001. Begonia laruei M.Hughes
  1002. Begonia larvata C.I Peng, Yan Liu & W.B.Xu
  1003. Begonia lasioura D.C.Thomas & Ardi
  1004. Begonia latibracteata Y.H.Tan, M.B.Maw & H.B.Ding
  1005. Begonia latifolia S.Julia & C.Y.Ling
  1006. Begonia latistipula Merr.
  1007. Begonia lauterbachii Warb.
  1008. Begonia lawii C.W.Lin & C.I Peng
  1009. Begonia laxa L.B.Sm. & B.G.Schub.
  1010. Begonia layang-layang Kiew
  1011. Begonia lazat Kiew & Reza Azmi
  1012. Begonia lealii Brade
  1013. Begonia leandrii Humbert ex Aymonin & Bosser
  1014. Begonia leathermaniae O’Reilly & Kareg.
  1015. Begonia lecongkietii N.S.Lý & M.Hughes
  1016. Begonia ledermannii Irmsch.
  1017. Begonia lehmannii (Irmsch.) L.B.Sm. & B.G.Schub.
  1018. Begonia leipingensis D.K.Tian, Li H.Yang & Chun Li
  1019. Begonia leivae J.Sierra
  1020. Begonia lempuyangensis Girm.
  1021. Begonia lemurica Keraudren
  1022. Begonia lengguanii Kiew
  1023. Begonia leopoldinensis L.Kollmann
  1024. Begonia lepida Blume
  1025. Begonia lepidella Ridl.
  1026. Begonia leprosa Hance
  1027. Begonia leptantha C.B.Rob.
  1028. Begonia leptoptera H.Hara
  1029. Begonia leptostyla Irmsch.
  1030. Begonia letestui J.J.de Wilde
  1031. Begonia letouzeyi Sosef
  1032. Begonia leucochlora Sands
  1033. Begonia leuconeura Urb. & Ekman
  1034. Begonia leucosticta Warb.
  1035. Begonia leucotricha Sands
  1036. Begonia leuserensis M.Hughes
  1037. Begonia libanensis Urb.
  1038. Begonia libera (L.B.Sm. & B.G.Schub.) L.B.Sm. & B.G.Schub.
  1039. Begonia lichenora C.W.Lin & C.I Peng
  1040. Begonia liesneri Burt-Utley & Utley
  1041. Begonia lignescens C.V.Morton
  1042. Begonia lilliputana M.Hughes
  1043. Begonia limprichtii Irmsch.
  1044. Begonia linauensis S.Julia
  1045. Begonia lindleyana Walp.
  1046. Begonia lindmanii Brade
  1047. Begonia linearifolia J.Sierra
  1048. Begonia lineolata Brade
  1049. Begonia lingiae S.Julia
  1050. Begonia lipolepis L.B.Sm.
  1051. Begonia listada L.B.Sm. & Wassh.
  1052. Begonia lithophila C.Y.Wu
  1053. Begonia littleri Merr.
  1054. Begonia littoralis M.D.Miranda & E.L.Jacques
  1055. Begonia liuyanii C.I Peng, S.M.Ku & W.C.Leong
  1056. Begonia lobbii (Hassk.) A.DC.
  1057. Begonia locbaosangii D.D.Nguyen & C.W.Lin
  1058. Begonia locii C.I Peng, C.W.Lin & H.Q.Nguyen
  1059. Begonia loheri Merr.
  1060. Begonia lombokensis Girm.
  1061. Begonia lomensis Britton & P.Wilson
  1062. Begonia longanensis C.Y.Wu
  1063. Begonia longgangensis C.I Peng & Yan Liu
  1064. Begonia longialata K.Y.Guan & D.K.Tian
  1065. Begonia longibarbata Brade
  1066. Begonia longibractea Merr.
  1067. Begonia longicarpa K.Y.Guan & D.K.Tian
  1068. Begonia longicaulis Ridl.
  1069. Begonia longiciliata C.Y.Wu
  1070. Begonia longifolia Blume
  1071. Begonia longinoda Merr.
  1072. Begonia longinqua Moonlight
  1073. Begonia longiornithophylla C.I Peng, W.B.Xu & Yan Liu
  1074. Begonia longipedunculata Golding & Kareg.
  1075. Begonia longipetiolata Gilg
  1076. Begonia longirostris Benth.
  1077. Begonia longiscapa Warb.
  1078. Begonia longiseta Irmsch.
  1079. Begonia longistipula Merr.
  1080. Begonia longistyla Y.M.Shui & W.H.Chen
  1081. Begonia longitepala Moonlight
  1082. Begonia longivillosa A.DC.
  1083. Begonia longlingensis Y.H.Tan & H.B.Ding
  1084. Begonia lopensis Sosef & M.E.Leal
  1085. Begonia lophoptera Rolfe
  1086. Begonia lophura T.S.Hoang & C.W.Lin
  1087. Begonia loranthoides Hook.f.
  1088. Begonia lorentzonii Wahlsteen & D.Borah
  1089. Begonia lorenzii E.L.Jacques
  1090. Begonia lossiae L.Kollmann
  1091. Begonia louis-williamsii Burt-Utley
  1092. Begonia lowiana King
  1093. Begonia ltahensis Girm.
  1094. Begonia lubbersii É.Morren
  1095. Begonia lucidissima Golding & Kareg.
  1096. Begonia lucifuga Irmsch.
  1097. Begonia lucychongiana S.Julia & Kiew
  1098. Begonia ludicra A.DC.
  1099. Begonia ludwigii Irmsch.
  1100. Begonia lugonis L.B.Sm. & Wassh.
  1101. Begonia lugrae Ardhaka & Undaharta
  1102. Begonia lui S.M.Ku, C.I Peng & Yan Liu
  1103. Begonia lukuana Y.C.Liu & C.H.Ou
  1104. Begonia lunatistyla Irmsch.
  1105. Begonia luochengensis S.M.Ku, C.I Peng & Yan Liu
  1106. Begonia lushaiensis C.E.C.Fisch.
  1107. Begonia lutea L.B.Sm. & B.G.Schub.
  1108. Begonia luteyorum (L.B.Sm. & Wassh.) Jara
  1109. Begonia luxurians Scheidw.
  1110. Begonia luzhaiensis T.C.Ku
  1111. Begonia luzonensis Warb.
  1112. Begonia lyallii A.DC.
  1113. Begonia lyman-smithii Burt-Utley & Utley
  1114. Begonia lyniceorum Burt-Utley
  1115. Begonia mabberleyana D.C.Thomas & Ardi
  1116. Begonia macduffieana L.B.Sm. & B.G.Schub.
  1117. Begonia macgregorii Merr.
  1118. Begonia machrisiana L.B.Sm. & B.G.Schub.
  1119. Begonia macintyreana M.Hughes
  1120. Begonia macra A.DC.
  1121. Begonia macrocarpa Warb.
  1122. Begonia macrotis Vis.
  1123. Begonia macrotoma Irmsch.
  1124. Begonia maculata Raddi
  1125. Begonia maculifolia Y.M.Shui, Nuraliev & Aver.
  1126. Begonia macvaughii Burt-Utley & Utley
  1127. Begonia madaiensis Kiew
  1128. Begonia madecassa Keraudren
  1129. Begonia madulidii Rubite, C.I Peng & C.W.Lin
  1130. Begonia maestrensis Urb.
  1131. Begonia magdalenae L.B.Sm. & B.G.Schub.
  1132. Begonia magdalenensis Brade
  1133. Begonia magentifolia Kiew & S.Julia
  1134. Begonia magnicarpa C.W.Lin & C.I Peng
  1135. Begonia maguniana H.P.Wilson
  1136. Begonia majungaensis Guillaumin
  1137. Begonia makrinii C.V.Morton ex Burt-Utley & Utley
  1138. Begonia makuruyot M.G.Rule, Y.P.Ang, Rubite, Docot, R.A.Bustam. & A.S.Rob.
  1139. Begonia malabarica Lam.
  1140. Begonia malachosticta Sands
  1141. Begonia malindangensis Merr.
  1142. Begonia × malipoensis S.H.Huang & Y.M.Shui
  1143. Begonia malmquistiana Irmsch.
  1144. Begonia mamapachensis Jara
  1145. Begonia mamedeana E.L.Jacques & Gomes da Silva
  1146. Begonia mamutensis Sands
  1147. Begonia mananjebensis Humbert
  1148. Begonia mangdenensis T.S.Hoang & C.W.Lin
  1149. Begonia mangorensis Humbert
  1150. Begonia manhaoensis S.H.Huang & Y.M.Shui
  1151. Begonia manicata Brongn. ex J.F.Cels
  1152. Begonia manillensis A.DC.
  1153. Begonia mannii Hook.f.
  1154. Begonia manuselaensis Ardhaka & Ardi
  1155. Begonia maracayuensis Parodi
  1156. Begonia margaretiana Handro ex L.Kollmann
  1157. Begonia mariachristinae Wahlsteen
  1158. Begonia mariae L.B.Sm.
  1159. Begonia mariaensis Rimi & Simun
  1160. Begonia mariannensis Wassh. & McClellan
  1161. Begonia marinae Tebbitt
  1162. Begonia mariti Burt-Utley
  1163. Begonia markiana Taram, Wahlsteen & D.Borah
  1164. Begonia marnieri Keraudren
  1165. Begonia marojejyensis Humbert
  1166. Begonia martabanica A.DC.
  1167. Begonia martinezii Burt-Utley & Utley
  1168. Begonia masarangensis Irmsch.
  1169. Begonia masilig J.Collantes, Dela Cruz & Y.P.Ang
  1170. Begonia masoalaensis M.Hughes
  1171. Begonia masoniana Irmsch. ex Ziesenh.
  1172. Begonia matangensis S.Julia & Kiew
  1173. Begonia matarombeoensis D.C.Thomas & Ardi
  1174. Begonia matogrossensis L.B.Sm. ex S.F.Sm. & Wassh.
  1175. Begonia mattampensis Ardi & D.C.Thomas
  1176. Begonia mattos-silvae L.B.Sm. ex S.F.Sm. & Wassh.
  1177. Begonia matudae Burt-Utley & Utley
  1178. Begonia maurandiae A.DC.
  1179. Begonia maxwelliana King
  1180. Begonia maynensis A.DC.
  1181. Begonia mazae Ziesenh.
  1182. Begonia mbangaensis Sosef
  1183. Begonia mcphersonii Burt-Utley & Utley
  1184. Begonia mearnsii Merr.
  1185. Begonia medeirosii Funez & J.C.Jaramillo
  1186. Begonia media Merr. & L.M.Perry
  1187. Begonia medicinalis Ardi & D.C.Thomas
  1188. Begonia medogensis Jian W.Li, Y.H.Tan & X.H.Jin
  1189. Begonia medusae Linden
  1190. Begonia megacarpa Merr.
  1191. Begonia megalantha Merr.
  1192. Begonia megalophyllaria C.Y.Wu
  1193. Begonia megaptera A.DC.
  1194. Begonia mekonggensis Girm. & Wiriad.
  1195. Begonia melanobullata C.I Peng & C.W.Lin
  1196. Begonia melanosticta Chong & Guanih
  1197. Begonia melikopia Kiew
  1198. Begonia melinauensis S.Julia & Kiew
  1199. Begonia menchunaensis P.Gyeltshen & M.Hughes
  1200. Begonia mendumae M.Hughes
  1201. Begonia mengdongensis H.H.Xi
  1202. Begonia menglianensis Y.Y.Qian
  1203. Begonia mengtzeana Irmsch.
  1204. Begonia mentawaiensis Girm.
  1205. Begonia mentewangensis Girm.
  1206. Begonia mentiens S.Julia & Kiew
  1207. Begonia meridensis A.DC.
  1208. Begonia meriraiensis S.Julia & Kiew
  1209. Begonia merrilliana C.I Peng, Rubite, C.W.Lin & K.F.Chung
  1210. Begonia merrittii Merr.
  1211. Begonia metallicolor C.W.Lin & C.I Peng
  1212. Begonia meyeri-johannis Engl.
  1213. Begonia meysseliana Linden
  1214. Begonia micheliniana L.Kollmann
  1215. Begonia michoacana L.B.Sm. & B.G.Schub.
  1216. Begonia micranthera Griseb.
  1217. Begonia microcarpa A.DC.
  1218. Begonia microinduta M.D.Miranda
  1219. Begonia microptera Hook.f.
  1220. Begonia microsperma Warb.
  1221. Begonia mildbraedii Gilg
  1222. Begonia militaris L.B.Sm. & B.G.Schub.
  1223. Begonia mimikaensis Sands
  1224. Begonia mindanaensis Warb.
  1225. Begonia mindorensis Merr.
  1226. Begonia minhaniae T.S.Hoang & C.W.Lin
  1227. Begonia minicarpa H.Hara
  1228. Begonia minissima H.Q.Nguyen, Y.M.Shui & W.H.Chen
  1229. Begonia minjemensis Irmsch.
  1230. Begonia minor Jacq.
  1231. Begonia minuscula Aver.
  1232. Begonia minuta Sosef
  1233. Begonia minutiflora Sands
  1234. Begonia minutifolia N.Hallé
  1235. Begonia minutitepala S.Julia & Kiew
  1236. Begonia modestiflora Kurz
  1237. Begonia molinana Burt-Utley
  1238. Begonia molleri (C.DC.) Warb.
  1239. Begonia mollicaulis Irmsch.
  1240. Begonia mollis A.DC.
  1241. Begonia mollissima Y.M.Shui, H.Q.Nguyen & W.H.Chen
  1242. Begonia moluccana D.C.Thomas, Ardaka & Ardi
  1243. Begonia monadelpha (Klotzsch) Ruiz & Pav. ex A.DC.
  1244. Begonia monantha Warb.
  1245. Begonia moneta C.I Peng, Rimi & C.W.Lin
  1246. Begonia monicae Aymonin & Bosser
  1247. Begonia monophylla Pav. ex A.DC.
  1248. Begonia montana (A.DC.) Warb.
  1249. Begonia montaniformis C.I Peng, C.W.Lin & H.Q.Nguyen
  1250. Begonia monte-alenensis Sosef
  1251. Begonia montis-bismarckii Warb.
  1252. Begonia montis-elephantis J.J.de Wilde
  1253. Begonia mooreana (Irmsch.) L.L.Forrest & Hollingsw.
  1254. Begonia morelii Irmsch. ex Kareg.
  1255. Begonia morifolia T.T.Yu
  1256. Begonia morii Burt-Utley
  1257. Begonia morrisiorum P.D.McMillan ex. Rekha Morris
  1258. Begonia morsei Irmsch.
  1259. Begonia moszkowskii Irmsch.
  1260. Begonia motozintlensis Burt-Utley & Utley
  1261. Begonia moysesii Brade
  1262. Begonia mucronistipula C.DC.
  1263. Begonia mufidahkallae Ardaka & Ardi
  1264. Begonia multangula Blume
  1265. Begonia multibracteata Girm.
  1266. Begonia multidentata Warb.
  1267. Begonia multijugata M.Hughes
  1268. Begonia multinervia Liebm.
  1269. Begonia multistaminea Burt-Utley
  1270. Begonia muluensis C.Y.Ling & Kiew
  1271. Begonia muricata Blume
  1272. Begonia murina Craib
  1273. Begonia murlenensis N.Krishna & Pradeep
  1274. Begonia mursalaensis Girm., M.Hughes & Ardi
  1275. Begonia murudensis Merr.
  1276. Begonia murumensis S.Julia & C.Y.Ling
  1277. Begonia myanmarica C.I Peng & Y.D.Kim
  1278. Begonia mystacina L.B.Sm. & Wassh.
  1279. Begonia mysteriosa L.Kollmann & A.P.Fontana
  1280. Begonia naemma Y.P.Ang, Aumentado & Magtoto
  1281. Begonia nagaensis Kiew & S.Julia
  1282. Begonia nahangensis Aver. & H.Q.Nguyen
  1283. Begonia namkadingensis C.J.Yang, Soulad. & Tagane
  1284. Begonia nana L’Hér.
  1285. Begonia nangunheensis Y.M.Shui & W.H.Chen
  1286. Begonia nantoensis M.J.Lai & N.J.Chung
  1287. Begonia napoensis L.B.Sm. & Wassh.
  1288. Begonia natmataungensis Y.H.Tan, M.B.Maw & H.B.Ding
  1289. Begonia natunaensis C.W.Lin & C.I Peng
  1290. Begonia naumoniensis Irmsch.
  1291. Begonia neglecta A.DC.
  1292. Begonia negrosensis Elmer
  1293. Begonia nelumbiifolia Schltdl. & Cham.
  1294. Begonia nemoralis L.B.Sm. & B.G.Schub.
  1295. Begonia neocomensium A.DC.
  1296. Begonia neoharlingii L.B.Sm. & Wassh.
  1297. Begonia neoperrieri Humbert ex Aymonin & Bosser
  1298. Begonia neopurpurea L.B.Sm. & Wassh.
  1299. Begonia nepalensis (A.DC.) Warb.
  1300. Begonia nephrophylla Undaharta & Ardi
  1301. Begonia nevadensis Dorr
  1302. Begonia ngocbonii T.S.Hoang & C.W.Lin
  1303. Begonia niahensis K.G.Pearce
  1304. Begonia nigritarum Steud.
  1305. Begonia ningmingensis D.Fang, Y.G.Wei & C.I.Peng
  1306. Begonia nivea Parish ex Kurz
  1307. Begonia nix C.W.Lin & C.I Peng
  1308. Begonia nobmanniae D.C.Thomas & Ardi
  1309. Begonia noraaunoriae F.A.Blasco, Tandang, Alejandro & Rubite
  1310. Begonia normaaguilariae M.D.Angeles, Rubite & Tandang
  1311. Begonia nossibea A.DC.
  1312. Begonia nosymangabensis Scherber. & Duruiss.
  1313. Begonia notata Craib
  1314. Begonia nothobaramensis Joffre
  1315. Begonia notiophila Urb.
  1316. Begonia novalombardiensis L.Kollmann
  1317. Begonia novogranatae A.DC.
  1318. Begonia novoguineensis Merr. & L.M.Perry
  1319. Begonia nubicola L.B.Sm. & B.G.Schub.
  1320. Begonia nuda Irmsch.
  1321. Begonia nummulariifolia Putz. ex Schltdl.
  1322. Begonia nunezii Moonlight
  1323. Begonia nurii Irmsch.
  1324. Begonia nuwakotensis S.Rajbh.
  1325. Begonia nyassensis Irmsch.
  1326. Begonia oaxacana A.DC.
  1327. Begonia obdeltata Gregório & E.L.Jacques
  1328. Begonia oblanceolata Rusby
  1329. Begonia obliqua L.
  1330. Begonia obliquifolia S.H.Huang & Y.M.Shui
  1331. Begonia oblongata Merr.
  1332. Begonia oblongifolia Stapf
  1333. Begonia obovatistipula C.DC.
  1334. Begonia obovoidea Craib
  1335. Begonia obscura Brade
  1336. Begonia obscuribracteata Y.P.Ang, W.Caban. & M.N.Tamayo
  1337. Begonia obsolescens Irmsch.
  1338. Begonia obtecticaulis Irmsch.
  1339. Begonia obtusifolia Merr.
  1340. Begonia occhionii Brade
  1341. Begonia occulta C.W.Lin
  1342. Begonia occultata J.P.Allen & Moonlight
  1343. Begonia ocellata Ardi
  1344. Begonia octopetala L’Hér.
  1345. Begonia odeteiantha Handro
  1346. Begonia oellgaardii L.B.Sm. & Wassh.
  1347. Begonia olbia Kerch.
  1348. Begonia oleosa Jara
  1349. Begonia olganunezae Naive & Cababan
  1350. Begonia oligandra Merr. & L.M.Perry
  1351. Begonia oligantha Merr.
  1352. Begonia oligophylla Blume ex Miq.
  1353. Begonia olivacea Ardi
  1354. Begonia oliveri L.B.Sm. & B.G.Schub.
  1355. Begonia olsoniae L.B.Sm. & B.G.Schub.
  1356. Begonia opaca C.W.Lin & C.I Peng
  1357. Begonia ophiogyna L.B.Sm. & B.G.Schub.
  1358. Begonia opuliflora Putz.
  1359. Begonia orbiculata Jack
  1360. Begonia orchidiflora Griff.
  1361. Begonia oreodoxa Chun & F.Chun ex C.Y.Wu & T.C.Ku
  1362. Begonia oreophila Kiew
  1363. Begonia organensis Brade
  1364. Begonia ornithocarpa Standl.
  1365. Begonia ornithophylla Irmsch.
  1366. Begonia ostulensis Mart.Gord. & M.F.Ramos
  1367. Begonia otophora Merr. & L.M.Perry
  1368. Begonia otophylla L.B.Sm. & B.G.Schub.
  1369. Begonia ovatifolia A.DC.
  1370. Begonia oxyanthera Warb.
  1371. Begonia oxyloba Welw. ex Hook.f.
  1372. Begonia oxyphylla A.DC.
  1373. Begonia oxysperma A.DC.
  1374. Begonia oxyura Merr. & L.M.Perry
  1375. Begonia oyuniae Taram & N.Krishna
  1376. Begonia ozotothrix D.C.Thomas
  1377. Begonia pachypoda L.Kollmann & Peixoto
  1378. Begonia pachyrhachis L.B.Sm. & Wassh.
  1379. Begonia padangensis Irmsch.
  1380. Begonia padawanensis C.W.Lin & C.I Peng
  1381. Begonia paganuccii Gregório & J.A.S.Costa
  1382. Begonia palawanensis Merr.
  1383. Begonia paleacea Kurz
  1384. Begonia paleata A.DC.
  1385. Begonia palemlemensis Calaramo, C.W.Lin & Rubite
  1386. Begonia palmata D.Don
  1387. Begonia palmeri S.Watson
  1388. Begonia panamensis Burt-Utley & Utley
  1389. Begonia panayensis Merr.
  1390. Begonia panchtharensis S.Rajbh.
  1391. Begonia paniculata Parodi
  1392. Begonia panjangfolia Girm., Ardi & M.Hughes
  1393. Begonia pantherina Putz. ex Linden
  1394. Begonia paoana Kiew & S.Julia
  1395. Begonia papuana Warb.
  1396. Begonia papulifolia S.Julia & C.Y.Ling
  1397. Begonia papyraptera Sands
  1398. Begonia paracauliflora Rimi, C.I Peng & S.M.Ku
  1399. Begonia paraguayensis Parodi
  1400. Begonia paranaensis Brade
  1401. Begonia parcifolia C.DC.
  1402. Begonia parilis Irmsch.
  1403. Begonia parishii C.B.Clarke
  1404. Begonia parva Merr.
  1405. Begonia parvibracteata X.X.Feng, R.K.Li & Z.X.Liu
  1406. Begonia parviflora Poepp. & Endl.
  1407. Begonia parvifolia Schott
  1408. Begonia parviglandulosa Souvann. & Lanors.
  1409. Begonia parvilimba Merr.
  1410. Begonia parvistipulata Irmsch.
  1411. Begonia parvula H.Lév. & Vaniot
  1412. Begonia parvuliflora A.DC.
  1413. Begonia pasamanensis M.Hughes
  1414. Begonia pasighatensis D.Borah, Taram & Wahlsteen
  1415. Begonia pastoensis A.DC.
  1416. Begonia patar Randi
  1417. Begonia paucilobata C.Y.Wu
  1418. Begonia paulensis A.DC.
  1419. Begonia paupercula King
  1420. Begonia pavonina Ridl.
  1421. Begonia pax Jara & Zabala
  1422. Begonia payung S.Julia & Kiew
  1423. Begonia pearcei Hook.f.
  1424. Begonia pectennervia L.B.Sm. & Wassh.
  1425. Begonia pedata Liebm.
  1426. Begonia pedatifida H.Lév.
  1427. Begonia pedemontana Moonlight
  1428. Begonia pediophylla Merr. & L.M.Perry
  1429. Begonia pedrabrancensis E.L.Jacques
  1430. Begonia pedunculosa Wall.
  1431. Begonia peekelii Irmsch.
  1432. Begonia peii C.Y.Wu
  1433. Begonia pelargoniiflora J.J.de Wilde & J.C.Arends
  1434. Begonia peltata Otto & A.Dietr.
  1435. Begonia peltatifolia Li
  1436. Begonia peltifolia Schott
  1437. Begonia pendens H.Q.Nguyen, Y.M.Shui & W.H.Chen
  1438. Begonia pendula Ridl.
  1439. Begonia pendulina Girm. & M.Hughes
  1440. Begonia pengchingii Phutthai & M.Hughes
  1441. Begonia pengii S.M.Ku & Yan Liu
  1442. Begonia penrissenensis Kiew & S.Julia
  1443. Begonia pensilis L.B.Sm. & Wassh.
  1444. Begonia pentandra W.N.Takeuchi
  1445. Begonia pentaphragmifolia Ridl.
  1446. Begonia pentaphylla Walp.
  1447. Begonia peperomioides Hook.f.
  1448. Begonia per-dusenii Brade
  1449. Begonia perakensis King
  1450. Begonia peridoticola Rimi, C.I Peng & C.W.Lin
  1451. Begonia perijaensis Jara
  1452. Begonia pernambucensis Brade
  1453. Begonia perpusilla A.DC.
  1454. Begonia perrieri Bois
  1455. Begonia perryae L.B.Sm. & Wassh.
  1456. Begonia persistens Y.H.Tan, M.B.Maw & H.B.Ding
  1457. Begonia peruibensis Handro
  1458. Begonia perunggufolia M.Hughes & Girm.
  1459. Begonia peruviana A.DC.
  1460. Begonia petrensis C.Y.Ling & S.Julia
  1461. Begonia phamiana Kiew
  1462. Begonia phantasma Tebbitt
  1463. Begonia philodendroides Ziesenh.
  1464. Begonia phoeniogramma Ridl.
  1465. Begonia phouchomvoyensis Lanors., Lamxay & Souvann.
  1466. Begonia phrixophylla Blatt. & McCann
  1467. Begonia phuthoensis H.Q.Nguyen
  1468. Begonia phutthaii M.Hughes
  1469. Begonia phycoduroides C.W.Lin
  1470. Begonia physandra Merr. & L.M.Perry
  1471. Begonia pickelii Irmsch.
  1472. Begonia picta Sm.
  1473. Begonia pierrei Gagnep.
  1474. Begonia pilgeriana Irmsch.
  1475. Begonia pilosa Jack
  1476. Begonia pinetorum A.DC.
  1477. Begonia pinglinensis C.I Peng
  1478. Begonia pinheironis L.B.Sm. ex S.F.Sm. & Wassh.
  1479. Begonia pinnatifida Merr. & L.M.Perry
  1480. Begonia piranga L.Kollmann & Gonella
  1481. Begonia piraquara E.L.Jacques
  1482. Begonia piresiana Handro
  1483. Begonia piring Kiew & S.Julia
  1484. Begonia pitopangii D.C.Thomas & Ardi
  1485. Begonia piurensis L.B.Sm. & B.G.Schub.
  1486. Begonia plantaginea L.B.Sm. & B.G.Schub.
  1487. Begonia platanifolia Schott
  1488. Begonia platycarpa Y.M.Shui & W.H.Chen
  1489. Begonia platyphylla Merr.
  1490. Begonia platyptera Urb.
  1491. Begonia plebeja Liebm.
  1492. Begonia pleioclada Irmsch.
  1493. Begonia pleiopetala A.DC.
  1494. Begonia plieranensis S.Julia & C.Y.Ling
  1495. Begonia plumieri Kunth ex A.DC.
  1496. Begonia pluvialis L.B.Sm. ex S.F.Sm. & Wassh.
  1497. Begonia poculifera Hook.f.
  1498. Begonia poilanei Kiew
  1499. Begonia polilloensis Tebbitt
  1500. Begonia polyandra Irmsch.
  1501. Begonia polyclada C.I Peng, C.W.Lin & Rubite
  1502. Begonia polygonata Liebm.
  1503. Begonia polygonifolia A.DC.
  1504. Begonia polygonoides Hook.f.
  1505. Begonia polypetala A.DC.
  1506. Begonia polytricha C.Y.Wu
  1507. Begonia popenoei Standl.
  1508. Begonia porteana Van Geert
  1509. Begonia porteri H.Lév. & Vaniot
  1510. Begonia portillana S.Watson
  1511. Begonia postarii Kiew
  1512. Begonia potamophila Gilg
  1513. Begonia praerupta Irmsch.
  1514. Begonia praetermissa Kiew
  1515. Begonia prasinimarginata S.Julia
  1516. Begonia preussii Warb.
  1517. Begonia prieurii A.DC.
  1518. Begonia princeae Gilg
  1519. Begonia princeps Bosse
  1520. Begonia pringlei S.Watson
  1521. Begonia prionota D.C.Thomas & Ardi
  1522. Begonia prismatocarpa Hook.
  1523. Begonia procridifolia Wall. ex A.DC.
  1524. Begonia prolifera A.DC.
  1525. Begonia promethea Ridl.
  1526. Begonia propinqua Ridl.
  1527. Begonia pruinata (Klotzsch) A.DC.
  1528. Begonia pryeriana Ridl.
  1529. Begonia pseudobrandisiana Souvann. & Lanors.
  1530. Begonia pseudodaedalea P.D.McMillan & Rekha Morris
  1531. Begonia pseudodaxinensis S.M.Ku, Yan Liu & C.I Peng
  1532. Begonia pseudodendron Moonlight & Á.J.Pérez
  1533. Begonia pseudodryadis C.Y.Wu
  1534. Begonia pseudoedulis D.K.Tian, X.X.Feng & R.K.Li
  1535. Begonia pseudoheydei Y.M.Shui & W.H.Chen
  1536. Begonia pseudolateralis Warb.
  1537. Begonia pseudoleprosa C.I Peng, Yan Liu & S.M.Ku
  1538. Begonia pseudolubbersii Brade
  1539. Begonia pseudomaurandiae Tebbitt
  1540. Begonia pseudomuricata Girm.
  1541. Begonia pseudopeltata Burt-Utley & Utley
  1542. Begonia pseudopleiopetala Tebbitt
  1543. Begonia pseudoscottii Girm.
  1544. Begonia pseudosubperfoliata Phutthai & M.Hughes
  1545. Begonia pseudoviola Gilg
  1546. Begonia psilophylla Irmsch.
  1547. Begonia pteridiformis Phutthai
  1548. Begonia pteridoides Scherber. & Duruiss.
  1549. Begonia puberula Sosef
  1550. Begonia pubescens Ridl.
  1551. Begonia pudica L.B.Sm. & B.G.Schub.
  1552. Begonia puerensis W.G.Wang, X.D.Ma & J.Y.Shen
  1553. Begonia pulchella Raddi
  1554. Begonia pulcherrima Sosef
  1555. Begonia pulchra (Ridl.) L.L.Forrest & Hollingsw.
  1556. Begonia pulchrifolia D.K.Tian & Ce H.Li
  1557. Begonia pululahuana C.DC.
  1558. Begonia pulvinifera C.I Peng & Yan Liu
  1559. Begonia pumila Craib
  1560. Begonia pumilio Irmsch.
  1561. Begonia punbatuensis Kiew
  1562. Begonia punchak Kiew & S.Julia
  1563. Begonia purdieana A.DC.
  1564. Begonia purpusii Houghton ex Ziesenh.
  1565. Begonia puspitae Ardi
  1566. Begonia pustulata Liebm.
  1567. Begonia puttii Craib
  1568. Begonia pycnantha Urb. & Ekman
  1569. Begonia pygmaea Irmsch.
  1570. Begonia pyrrha Ridl.
  1571. Begonia qingchengshanensis H.Z.Li, C.I Peng & C.W.Lin
  1572. Begonia quadrialata Warb.
  1573. Begonia quadripetiolata Aver. & H.Q.Nguyen
  1574. Begonia quaternata L.B.Sm. & B.G.Schub.
  1575. Begonia quercifolia A.DC.
  1576. Begonia quinquealata C.I Peng, Rubite & C.W.Lin
  1577. Begonia rabilii Craib
  1578. Begonia racemiflora Ortgies ex C.Chev.
  1579. Begonia racemosa Jack
  1580. Begonia rachmatii Tebbitt
  1581. Begonia radicans Vell.
  1582. Begonia rafael-torresii Burt-Utley
  1583. Begonia rahajasoae Scherber.
  1584. Begonia rajah R.Hogg
  1585. Begonia rambaiensis Kiew
  1586. Begonia rambutan Rimi
  1587. Begonia ramentacea Paxton
  1588. Begonia ramlanii Rimi & Handry
  1589. Begonia ramosii Merr.
  1590. Begonia ramosissima Kiew & S.Julia
  1591. Begonia ranaiensis Girm.
  1592. Begonia randiana Merr. & L.M.Perry
  1593. Begonia ranoposoensis Saleh, Bandjolu & Ardi
  1594. Begonia rantemarioensis D.C.Thomas & Ardi
  1595. Begonia raoensis M.Hughes
  1596. Begonia ravenii C.I.Peng & Y.K.Chen
  1597. Begonia razafinjohanyi Aymonin & Bosser
  1598. Begonia recurvata Girm. & M.Hughes
  1599. Begonia reflexisquamosa C.Y.Wu
  1600. Begonia reginula Kiew
  1601. Begonia relicta L.B.Sm. & B.G.Schub.
  1602. Begonia remusatifolia Y.M.Shui & W.H.Chen
  1603. Begonia renek Rimi
  1604. Begonia reniformis Dryand.
  1605. Begonia repens Lam.
  1606. Begonia repenticaulis Irmsch.
  1607. Begonia reptans Benth.
  1608. Begonia retakensis (Sands) Joffre
  1609. Begonia retinervia D.Fang, D.H.Qin & C.I.Peng
  1610. Begonia retusa O.E.Schulz
  1611. Begonia rex Putz.
  1612. Begonia rheifolia Irmsch.
  1613. Begonia rheophytica M.Hughes
  1614. Begonia rhizocaulis (Klotzsch) A.DC.
  1615. Begonia rhodantha Ridl.
  1616. Begonia rhodochaeta S.Julia & Kiew
  1617. Begonia rhodochlamys L.B.Sm. & B.G.Schub.
  1618. Begonia rhodoneura S.Julia
  1619. Begonia rhodotricha S.Julia & C.Y.Ling
  1620. Begonia rhoephila Ridl.
  1621. Begonia rhombipetala S.Julia & C.Y.Ling
  1622. Begonia rhyacophila Kiew
  1623. Begonia rhynchocarpa Y.M.Shui & W.H.Chen
  1624. Begonia rhytidophylla Y.M.Shui & W.H.Chen
  1625. Begonia rieckei Warb.
  1626. Begonia riedelii A.DC.
  1627. Begonia rigida (Klotzsch) Regel ex A.DC.
  1628. Begonia rigidifolia Aver.
  1629. Begonia riparia Irmsch.
  1630. Begonia rivularis E.L.Jacques
  1631. Begonia rizalensis Merr.
  1632. Begonia robii Ardi & Girm.
  1633. Begonia robusta Blume
  1634. Begonia rockii Irmsch.
  1635. Begonia rolandfadlii Dayanti, Pitopang & D.C.Thomas
  1636. Begonia rongjiangensis T.C.Ku
  1637. Begonia rosacea Putz. ex Linden
  1638. Begonia roseibractea Ziesenh.
  1639. Begonia roseopunctata Kiew
  1640. Begonia rossmanniae A.DC.
  1641. Begonia rostrata Welw. ex Hook.f.
  1642. Begonia rotunda Vell.
  1643. Begonia rotundibracteata Kiew
  1644. Begonia rotundifolia Lam.
  1645. Begonia rotundilimba S.H.Huang & Y.M.Shui
  1646. Begonia roxburghii (Miq.) A.DC.
  1647. Begonia rubella Buch.-Ham. ex D.Don
  1648. Begonia rubida Ridl.
  1649. Begonia rubinea Hong Z.Li & H.Ma
  1650. Begonia rubiteae M.Hughes
  1651. Begonia ruboides C.M.Hu
  1652. Begonia rubricaulis Hook.
  1653. Begonia rubriflora L.Kollmann
  1654. Begonia rubrifolia Merr.
  1655. Begonia rubrobracteolata S.Julia & C.Y.Ling
  1656. Begonia rubroflabellata C.W.Lin & T.C.Hsu
  1657. Begonia rubromarginata Gilg
  1658. Begonia rubronervata De Wild.
  1659. Begonia rubropilosa A.DC.
  1660. Begonia rubropunctata S.H.Huang & Y.M.Shui
  1661. Begonia rubrosetosa Aver.
  1662. Begonia rubrotepala S.Julia
  1663. Begonia rufa Thunb.
  1664. Begonia rufipila Merr.
  1665. Begonia rufosericea Toledo
  1666. Begonia rugosula Aver.
  1667. Begonia ruhlandiana Irmsch.
  1668. Begonia rumpiensis Kupicha
  1669. Begonia rupium Irmsch.
  1670. Begonia ruschii L.Kollmann
  1671. Begonia rushforthii Wahlsteen & D.Borah
  1672. Begonia russelliana L.B.Sm. ex S.F.Sm. & Wassh.
  1673. Begonia ruthiae S.Julia
  1674. Begonia rutilans (Klotzsch) A.DC.
  1675. Begonia rwandensis J.C.Arends
  1676. Begonia sabahensis Kiew & J.H.Tan
  1677. Begonia sadirensis Kiew & S.Julia
  1678. Begonia sagaingensis Y.H.Tan, M.B.Maw & H.B.Ding
  1679. Begonia sageaensis Wiriad.
  1680. Begonia salaziensis (Gaudich.) Warb.
  1681. Begonia salesopolensis S.J.Gomes da Silva & Mamede
  1682. Begonia salicifolia A.DC.
  1683. Begonia salisburyana Irmsch.
  1684. Begonia samarensis Merr.
  1685. Begonia sambiranensis Humbert ex Aymonin & Bosser
  1686. Begonia samhaensis M.Hughes & A.G.Mill.
  1687. Begonia sandalifolia C.B.Clarke
  1688. Begonia sandaunensis H.P.Wilson & Jimbo
  1689. Begonia sandsiana W.N.Takeuchi
  1690. Begonia sandtii Houghton ex Ziesenh.
  1691. Begonia sangkulirangensis Ardi, Girm. & Randi
  1692. Begonia sanguinea Raddi
  1693. Begonia sanguineopilosa D.C.Thomas & Ardi
  1694. Begonia santarosensis Kuntze
  1695. Begonia santos-limae Brade
  1696. Begonia saolaensis Y.M.Shui, T.A.Le & C.T.Vu
  1697. Begonia sarangica Kiew & S.Julia
  1698. Begonia sarasinorum Irmsch.
  1699. Begonia sarawakensis Ridl.
  1700. Begonia sarcocarpa Ridl.
  1701. Begonia sarmentacea Brilmayer
  1702. Begonia sarmentosa L.B.Sm. & Wassh.
  1703. Begonia sartorii Liebm.
  1704. Begonia satelloides Y.M.Shui, H.Q.Nguyen & W.H.Chen
  1705. Begonia satrapis C.B.Clarke
  1706. Begonia saxicola A.DC.
  1707. Begonia saxifraga A.DC.
  1708. Begonia saxifragifolia Craib
  1709. Begonia saxifragoides T.N.Bon & C.W.Lin
  1710. Begonia scabrida A.DC.
  1711. Begonia scabrifolia C.I Peng, Yan Liu & C.W.Lin
  1712. Begonia scapigera Hook.f.
  1713. Begonia schaeferi Engl.
  1714. Begonia scharffiana Regel
  1715. Begonia schizostyla M.D.Miranda
  1716. Begonia schliebenii Irmsch.
  1717. Begonia schulziana Urb. & Ekman
  1718. Begonia sciadiophora L.B.Sm. & B.G.Schub.
  1719. Begonia sciaphila Gilg ex Engl.
  1720. Begonia scintillans Dunn
  1721. Begonia scitifolia Irmsch.
  1722. Begonia scorpiocaulis Moonlight & Tebbitt
  1723. Begonia scorpiuroloba D.K.Tian & Q.Tian
  1724. Begonia scortechinii King
  1725. Begonia scottii Tebbitt
  1726. Begonia scutifolia Hook.f.
  1727. Begonia scutulum Hook.f.
  1728. Begonia sebodensis Mazo & Rubite
  1729. Begonia seemanniana A.DC.
  1730. Begonia segerakensis C.Y.Ling & Kiew
  1731. Begonia segregata L.B.Sm. & B.G.Schub.
  1732. Begonia semidigitata Brade
  1733. Begonia semilunata Aver.
  1734. Begonia semiovata Liebm.
  1735. Begonia semiparietalis Yan Liu, S.M.Ku & C.I Peng
  1736. Begonia semongkatensis Girm.
  1737. Begonia sendangensis Ardi
  1738. Begonia serapatensis Kiew & S.Julia
  1739. Begonia serianensis C.W.Lin & C.I Peng
  1740. Begonia sericoneura Liebm.
  1741. Begonia serotina A.DC.
  1742. Begonia serpens Merr.
  1743. Begonia serranegrae L.B.Sm. ex S.F.Sm. & Wassh.
  1744. Begonia serraticauda Merr. & L.M.Perry
  1745. Begonia serratipetala Irmsch.
  1746. Begonia serratistipula Moonlight
  1747. Begonia sessilifolia Hook.f.
  1748. Begonia sessilifructa S.Julia & Kiew
  1749. Begonia setiamensis S.Julia & Kiew
  1750. Begonia setifolia Irmsch.
  1751. Begonia setulosa Bertol.
  1752. Begonia setulosopeltata C.Y.Wu
  1753. Begonia seychellensis Hemsl.
  1754. Begonia sharpeana F.Muell.
  1755. Begonia shenzhenensis D.K.Tian & X.Yun Wang
  1756. Begonia shilendrae Rekha Morris & P.D.McMillan
  1757. Begonia shitoushanensis S.S.Ying
  1758. Begonia shoukaensis S.S.Ying
  1759. Begonia siamensis Gagnep.
  1760. Begonia sibthorpioides Ridl.
  1761. Begonia sibutensis Sands
  1762. Begonia siccacaudata J.Door.
  1763. Begonia sidolensis Dayanti, Pitopang & Ardi
  1764. Begonia sikkimensis A.DC.
  1765. Begonia silletensis (A.DC.) C.B.Clarke
  1766. Begonia silverstonei Jara
  1767. Begonia simolapensis Ardi
  1768. Begonia simulans Merr. & L.M.Perry
  1769. Begonia simunii Rimi
  1770. Begonia sinofloribunda Dorr
  1771. Begonia sinovietnamica C.Y.Wu
  1772. Begonia sinuata Meisn.
  1773. Begonia siregarii Ardi & D.C.Thomas
  1774. Begonia sirindhorniana Phutthai, Thananth., Srisom & Suddee
  1775. Begonia sirukitii S.Julia & C.Y.Ling
  1776. Begonia skutchii Burt-Utley & Utley
  1777. Begonia sleumeri L.B.Sm. & B.G.Schub.
  1778. Begonia smilacina A.DC.
  1779. Begonia smithiae E.T.Geddes
  1780. Begonia smithiana T.T.Yu
  1781. Begonia socotrana Hook.f.
  1782. Begonia sogerensis Ridl.
  1783. Begonia sohoton Rubite, C.Justo, P.Villaseñor & C.W.Lin
  1784. Begonia sojolensis D.C.Thomas & Ardi
  1785. Begonia solananthera A.DC.
  1786. Begonia solaniflora Jara
  1787. Begonia solimutata L.B.Sm. & Wassh.
  1788. Begonia solitudinis Brade
  1789. Begonia soluta Craib
  1790. Begonia somervillei Hemsl.
  1791. Begonia sonderiana Irmsch.
  1792. Begonia sosefiana J.J.de Wilde & Valk.
  1793. Begonia sousae Burt-Utley
  1794. Begonia sparreana L.B.Sm. & Wassh.
  1795. Begonia sparsipila Baker
  1796. Begonia speculum Moonlight & Tebbitt
  1797. Begonia speluncae Ridl.
  1798. Begonia sphenantheroides C.I Peng
  1799. Begonia sphenocarpa Irmsch.
  1800. Begonia spilotophylla F.Muell.
  1801. Begonia spinibarbis Irmsch.
  1802. Begonia squamipes Irmsch.
  1803. Begonia squamulosa Hook.f.
  1804. Begonia squarrosa Liebm.
  1805. Begonia staudtii Gilg
  1806. Begonia stellata Sosef
  1807. Begonia stenocardia L.B.Sm. & B.G.Schub.
  1808. Begonia stenogyna Sands
  1809. Begonia stenolepis L.B.Sm. & R.C.Sm.
  1810. Begonia stenophylla A.DC.
  1811. Begonia stenotepala L.B.Sm. & B.G.Schub.
  1812. Begonia stevei M.Hughes
  1813. Begonia steyermarkii L.B.Sm. & B.G.Schub.
  1814. Begonia stichochaete K.G.Pearce
  1815. Begonia stictopoda (Miq.) Miq. ex A.DC.
  1816. Begonia stigmosa Lindl.
  1817. Begonia stilandra Merr. & L.M.Perry
  1818. Begonia stilpnophylla D.C.Thomas & Ardi
  1819. Begonia stipularis Spreng.
  1820. Begonia stolzii Irmsch.
  1821. Begonia strachwitzii Warb. ex Irmsch.
  1822. Begonia strictinervis Irmsch.
  1823. Begonia strictipetiolaris Irmsch.
  1824. Begonia strigillosa A.Dietr.
  1825. Begonia strigosa (Warb.) L.L.Forrest & Hollingsw.
  1826. Begonia strigulosa (Hassk.) A.DC.
  1827. Begonia suaviola Jara
  1828. Begonia subacida Irmsch.
  1829. Begonia subacutata De Wild.
  1830. Begonia subalpestris A.Chev.
  1831. Begonia subcaudata Rusby ex L.B.Sm. & Schub.
  1832. Begonia subcoriacea C.I Peng, Yan Liu & S.M.Ku
  1833. Begonia subcostata Rusby
  1834. Begonia subcyclophylla Irmsch.
  1835. Begonia subelliptica Merr. & L.M.Perry
  1836. Begonia subhowii S.H.Huang
  1837. Begonia subisensis K.G.Pearce
  1838. Begonia sublobata Jack
  1839. Begonia sublongipes Y.M.Shui
  1840. Begonia subnummulariifolia Merr.
  1841. Begonia suboblata D.Fang & D.H.Qin
  1842. Begonia suborbiculata Merr.
  1843. Begonia subpeltata Wight
  1844. Begonia subperfoliata Parish ex Kurz
  1845. Begonia subprostrata Merr.
  1846. Begonia subscutata De Wild.
  1847. Begonia subspinulosa Irmsch.
  1848. Begonia subtruncata Merr.
  1849. Begonia subvillosa Klotzsch
  1850. Begonia subviridis Craib
  1851. Begonia sudjanae C.-A.Jansson
  1852. Begonia suffrutescens Merr. & L.M.Perry
  1853. Begonia sukutensis Burt-Utley & Utley
  1854. Begonia sumbawaensis Girm.
  1855. Begonia summoglabra T.T.Yu
  1856. Begonia sunorchis C.Chev.
  1857. Begonia superciliaris C.W.Lin & C.I Peng
  1858. Begonia surculigera Kurz
  1859. Begonia susaniae Sosef
  1860. Begonia sutherlandii Hook.f.
  1861. Begonia suyeniae C.W.Lin
  1862. Begonia sychnantha L.B.Sm. & Wassh.
  1863. Begonia sykakiengii Rubite, C.I Peng, C.W.Lin & K.F.Chung
  1864. Begonia sylvatica A.DC.
  1865. Begonia sylvestris A.DC.
  1866. Begonia symbracteosa L.L.Forrest & Hollingsw.
  1867. Begonia symgeraniifolia L.L.Forrest & Hollingsw.
  1868. Begonia symhirta L.L.Forrest & Hollingsw.
  1869. Begonia sympapuana L.L.Forrest & Hollingsw.
  1870. Begonia symparvifolia L.L.Forrest & Hollingsw.
  1871. Begonia sympodialis Irmsch.
  1872. Begonia symsanguinea L.L.Forrest & Hollingsw.
  1873. Begonia tabonensis C.I Peng, Rubite & C.W.Lin
  1874. Begonia tacana Ziesenh.
  1875. Begonia tadungensis T.V.Do
  1876. Begonia tafaensis Merr. & L.M.Perry
  1877. Begonia tafiensis Lillo
  1878. Begonia tagbanua M.Hughes, C.I Peng & Rubite
  1879. Begonia × taipeiensis C.I.Peng
  1880. Begonia taiwaniana Hayata
  1881. Begonia taliensis Gagnep.
  1882. Begonia taligera S.Rajbh.
  1883. Begonia tambelanensis (Irmsch.) Kiew
  1884. Begonia tamdaoensis C.I Peng
  1885. Begonia tampinica Burkill ex Irmsch.
  1886. Begonia tanala Humbert
  1887. Begonia tandangii C.I.Peng & Rubite
  1888. Begonia tandikan Pranada, Camangeg, W.Caban. & Y.P.Ang
  1889. Begonia taniana Guanih
  1890. Begonia tapatia Burt-Utley & McVaugh
  1891. Begonia tarangban Rubite, C.Justo, P.Villaseñor & C.W.Lin
  1892. Begonia taraw C.I Peng, Rubite & M.Hughes
  1893. Begonia tatianae Aver.
  1894. Begonia tatoniana R.Wilczek
  1895. Begonia tawaensis Merr.
  1896. Begonia tayabensis Merr.
  1897. Begonia tayloriana Irmsch.
  1898. Begonia tebiang S.Julia & Kiew
  1899. Begonia temburongensis Sands
  1900. Begonia tenasserimensis Phutthai & M.Hughes
  1901. Begonia tenera Dryand.
  1902. Begonia tenericaulis Ridl.
  1903. Begonia tengchiana C.I Peng & Y.K.Chen
  1904. Begonia tenuibracteata C.I Peng, Rubite & C.W.Lin
  1905. Begonia tenuifolia Dryand.
  1906. Begonia tenuis Burt-Utley & Utley
  1907. Begonia tenuissima S.Julia & C.Y.Ling
  1908. Begonia tepuiensis Moonlight & Jara
  1909. Begonia tessaricarpa C.B.Clarke
  1910. Begonia tetralobata Y.M.Shui
  1911. Begonia tetrandra Irmsch.
  1912. Begonia teuscheri Linden ex André
  1913. Begonia teysmanniana (Miq.) Miq. ex B.D.Jacks.
  1914. Begonia thaipingensis King
  1915. Begonia thelmae L.B.Sm. & Wassh.
  1916. Begonia thiemei C.DC.
  1917. Begonia thomeana C.DC.
  1918. Begonia thomsonii A.DC.
  1919. Begonia thyrsoidea Irmsch.
  1920. Begonia tigrina Kiew
  1921. Begonia tiliifolia C.DC.
  1922. Begonia timorensis (Miq.) Golding & Kareg.
  1923. Begonia tindan Rimi & Kinahim
  1924. Begonia tinjanii S.Julia
  1925. Begonia tinuyopensis Mazo, Aribal, R.Bustam. & Y.P.Ang
  1926. Begonia tiradpassensis Calaramo, Rubite & C.W.Lin
  1927. Begonia titoevangelistae Tandang & Rubite
  1928. Begonia tjiasmantoi Ardi & D.C.Thomas
  1929. Begonia tlapensis Burt-Utley & Utley
  1930. Begonia togashii Nob.Tanaka & C.I Peng
  1931. Begonia toledana L.B.Sm. & B.G.Schub.
  1932. Begonia toledoana Handro
  1933. Begonia tomaniensis Rimi
  1934. Begonia tomentosa Schott
  1935. Begonia tonduzii C.DC. ex T.Durand & Pittier
  1936. Begonia tonkinensis Gagnep.
  1937. Begonia torajana D.C.Thomas & Ardi
  1938. Begonia torricellensis Warb.
  1939. Begonia trevisoensis J.C.Jaramillo
  1940. Begonia trianae (A.DC.) Warb.
  1941. Begonia triangularis Kiew & C.Y.Ling
  1942. Begonia tribenensis C.R.Rao
  1943. Begonia trichocarpa Dalzell
  1944. Begonia trichochila Warb.
  1945. Begonia trichopoda (Miq.) Miq.
  1946. Begonia trichosepala C.DC.
  1947. Begonia tricuspidata C.B.Clarke
  1948. Begonia triginticollium Girm.
  1949. Begonia trigonocarpa Ridl.
  1950. Begonia tripartifolia Souvann. & Lanors.
  1951. Begonia tripicoensis E.L.Jacques
  1952. Begonia triradiata C.B.Clarke
  1953. Begonia trispathulata (A.DC.) Warb.
  1954. Begonia tropaeolifolia A.DC.
  1955. Begonia trujillensis L.B.Sm.
  1956. Begonia trullifolia Guillaumin
  1957. Begonia truncatifolia R.A.Bustam., Tandang, Pranada & Y.P.Ang
  1958. Begonia truncatiloba Irmsch.
  1959. Begonia truncicola Sodiro ex C.DC.
  1960. Begonia tsaratananensis Aymonin & Bosser
  1961. Begonia tsimihety Humbert
  1962. Begonia tsoongii C.Y.Wu
  1963. Begonia tuanii T.S.Hoang & C.W.Lin
  1964. Begonia tuberculosa Girm.
  1965. Begonia tui T.N.Bon & C.W.Lin
  1966. Begonia tumbezensis Irmsch.
  1967. Begonia tumburanoensis D.C.Thomas & Ardi
  1968. Begonia tungyanshanensis S.S.Ying
  1969. Begonia turbinata Ridl.
  1970. Begonia turrialbae Burt-Utley & Utley
  1971. Begonia turugsoy Mazo & Rubite
  1972. Begonia ubahribuensis S.Julia & Kiew
  1973. Begonia udisilvestris C.DC.
  1974. Begonia ufoides C.I Peng, Y.H.Qin & C.W.Lin
  1975. Begonia ulmifolia Willd.
  1976. Begonia umbellata Kunth
  1977. Begonia umbraculifera Hook.f.
  1978. Begonia umbraculifolia Y.Wan & B.N.Chang
  1979. Begonia umbratica S.Julia
  1980. Begonia umbrosa M.D.Miranda & E.L.Jacques
  1981. Begonia unduavensis Rusby
  1982. Begonia undulata Schott
  1983. Begonia uniflora S.Watson
  1984. Begonia unilateralis Rusby
  1985. Begonia urdanetensis Elmer
  1986. Begonia urophylla Hook.
  1987. Begonia ursina L.B.Sm. & B.G.Schub.
  1988. Begonia urticae L.f.
  1989. Begonia uruapensis Sessé & Moc.
  1990. Begonia urubambensis Tebbitt
  1991. Begonia urunensis Kiew
  1992. Begonia vaccinioides Sands
  1993. Begonia vagans Craib
  1994. Begonia valdensium A.DC.
  1995. Begonia vallicola Kiew
  1996. Begonia valvata L.B.Sm. & B.G.Schub.
  1997. Begonia vanderentii Rossiti
  1998. Begonia vandewateri Ridl.
  1999. Begonia vankerckhovenii De Wild.
  2000. Begonia vanoverberghii Merr.
  2001. Begonia vareschii Irmsch.
  2002. Begonia vargasii Moonlight
  2003. Begonia variabilis Ridl.
  2004. Begonia variegata Y.M.Shui & W.H.Chen
  2005. Begonia variifolia Y.M.Shui & W.H.Chen
  2006. Begonia varipeltata D.C.Thomas
  2007. Begonia varistyla Irmsch.
  2008. Begonia vasconcelosiana L.Kollmann
  2009. Begonia veitchii Hook.f.
  2010. Begonia velata L.B.Sm. & B.G.Schub.
  2011. Begonia velloziana Walp.
  2012. Begonia venosa Skan ex Hook.f.
  2013. Begonia venusta King
  2014. Begonia verecunda M.Hughes
  2015. Begonia vermeulenii D.C.Thomas
  2016. Begonia verruculosa L.B.Sm.
  2017. Begonia versicolor Irmsch.
  2018. Begonia vespipropinqua Chong
  2019. Begonia vestita C.DC.
  2020. Begonia vicina Irmsch.
  2021. Begonia vietnamensis H.Q.Nguyen & C.I Peng
  2022. Begonia villifolia Irmsch.
  2023. Begonia villosula T.S.Hoang & C.W.Lin
  2024. Begonia vinagrera Jara & Zabala
  2025. Begonia vincentina O.E.Schulz
  2026. Begonia vinkii Sands
  2027. Begonia violifolia A.DC.
  2028. Begonia viriditenebris Lanors. & Souvann.
  2029. Begonia viscida Ziesenh.
  2030. Begonia viscosa Aver. & H.Q.Nguyen
  2031. Begonia vitiensis A.C.Sm.
  2032. Begonia vittariifolia N.Hallé
  2033. Begonia vivipara Aver., Nuraliev & Y.M.Shui
  2034. Begonia voluptuaria Lanors., Souvann. & Lamxay
  2035. Begonia vuijckii Koord.
  2036. Begonia vulgarioides S.Julia & Kiew
  2037. Begonia vulgaris S.Julia & Kiew
  2038. Begonia wadei Merr. & Quisumb.
  2039. Begonia wageneriana (Klotzsch) Hook.
  2040. Begonia wakefieldii Gilg ex Engl.
  2041. Begonia wallacei C.W.Lin & C.I Peng
  2042. Begonia wallichiana Lehm.
  2043. Begonia walteriana Irmsch.
  2044. Begonia wangii T.T.Yu
  2045. Begonia warburgii K.Schum. & Lauterb.
  2046. Begonia wariana Irmsch.
  2047. Begonia wasshauseniana L.Kollmann & Peixoto
  2048. Begonia wattii C.B.Clarke
  2049. Begonia watuwilensis Girm.
  2050. Begonia weberbaueri Irmsch.
  2051. Begonia weberi Merr.
  2052. Begonia weberlingii Irmsch. ex Weberling
  2053. Begonia weddelliana A.DC.
  2054. Begonia weigallii Hemsl.
  2055. Begonia wengeri C.E.C.Fisch.
  2056. Begonia wenshanensis C.M.Hu
  2057. Begonia wenzelii Merr.
  2058. Begonia wiformis T.S.Hoang & C.W.Lin
  2059. Begonia wilburii Burt-Utley & Utley
  2060. Begonia wilkiei Coyle
  2061. Begonia wilksii Sosef
  2062. Begonia willemii Ardi, Girm. & D.C.Thomas
  2063. Begonia wilsonii Gagnep.
  2064. Begonia windischii L.B.Sm. ex S.F.Sm. & Wassh.
  2065. Begonia wollastonii Baker f.
  2066. Begonia wollnyi Herzog
  2067. Begonia woodii Merr.
  2068. Begonia wrayi Hemsl.
  2069. Begonia wrightiana A.DC.
  2070. Begonia wui-senioris C.I Peng
  2071. Begonia wutaiana C.I Peng & Y.K.Chen
  2072. Begonia wuzhishanensis C.I Peng, X.H.Jin & S.M.Ku
  2073. Begonia wyepingiana Kiew
  2074. Begonia xanthina Hook.
  2075. Begonia xenos C.W.Lin, Phonep. & P.Rahm
  2076. Begonia xilitlensis Burt-Utley
  2077. Begonia xingyiensis T.C.Ku
  2078. Begonia xiphophylla Irmsch.
  2079. Begonia xiphophylloides Kiew
  2080. Begonia xishuangbannaensis W.G.Wang & L.J.Jiang
  2081. Begonia xishuiensis T.C.Ku
  2082. Begonia xochiatencana J.R.Santiago
  2083. Begonia xuansonensis T.V.Do, Nuraliev & Y.M.Shui
  2084. Begonia xylopoda L.B.Sm. & B.G.Schub.
  2085. Begonia yapenensis M.Hughes
  2086. Begonia yappii Ridl.
  2087. Begonia yentuensis Luu & C.W.Lin
  2088. Begonia yenyeniae J.P.C.Tan
  2089. Begonia yiii Kiew & S.Julia
  2090. Begonia yingjiangensis S.H.Huang
  2091. Begonia yizhouensis D.K.Tian, B.M.Wang & Y.Tong
  2092. Begonia yui Irmsch.
  2093. Begonia yunckeri Standl.
  2094. Begonia yuracyacuensis Moonlight
  2095. Begonia zairensis Sosef
  2096. Begonia zamboangensis Merr.
  2097. Begonia zenkeriana L.B.Sm. & Wassh.
  2098. Begonia zhengyiana Y.M.Shui
  2099. Begonia zhongyangiana W.G.Wang & S.Z.Zhang
  2100. Begonia zhuoyuniae C.I Peng, Yan Liu & K.F.Chung
  2101. Begonia zimmermannii Peter ex Irmsch.
  2102. Begonia zollingeriana (Klotzsch) A.DC.
  2103. Begonia zunyiensis S.Z.He & Y.M.Shui
  2104. Begonia zygia C.W.Lin & C.I Peng

More Than Just a Pretty Face

Begonias are more than just ornamental plants. In some cultures, they hold symbolic meaning. In China, for example, the red Begonia symbolizes good luck and prosperity. They also have practical uses. Some species are even edible, with their leaves adding a tangy flavor to salads and other dishes.  

Caring for Your Begonia

While Begonias are relatively easy to care for, they do have some specific needs. They thrive in bright, indirect light and prefer well-draining soil. Overwatering is a common mistake, so it’s important to allow the soil to dry out slightly between waterings.  

A Lifelong Passion

My fascination with Begonias continues to grow with each new species I encounter. I’m constantly amazed by their resilience, their adaptability, and their sheer beauty. Whether you’re a seasoned gardener or just starting out, I encourage you to explore the world of Begonias. You might just find yourself as captivated by them as I am.

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