Genera Containing Currently Accepted Names: Senna
  1. Senna acanthoclada (Griseb.)Irwin & Barneby  [Accepted]
  2. Senna aculeata (Benth.)H.Irwin & Barneby  [Accepted]
  3. Senna acuparata Irwin & Barneby  [Accepted]
  4. Senna acuruensis (Benth.)H.Irwin & Barneby  [Accepted]
  5. Senna acuruensis (Benth.)H.Irwin & Barneby Var. acuruensis  [Accepted]
  6. Senna acuruensis (Benth.)H.Irwin & Barneby Var. catingae (Harms)Irwin & Barneby  [Accepted]
  7. Senna acuruensis (Benth.)H.Irwin & Barneby Var. interjecta Irwin & Barneby  [Accepted]
  8. Senna acuta (Vogel)Zoellner & C.San Martin  [Provisional]
  9. Senna acutisepala (Benth.)H.Irwin & Barneby  [Accepted]
  10. Senna affinis (Benth.)H.Irwin & Barneby  [Accepted][1915]
  11. Senna alata (L.)Roxb.  [Accepted][151][1915][1941][2827]
  12. Senna alcaparra (Philippi)Zoellner & C.San Martin  [Provisional]
  13. Senna alexandrina Miller  [Accepted][151]
  14. Senna andrieuxii (Benth.)H.Irwin & Barneby  [Accepted]
  15. Senna angulata (Vogel)Irwin & Barneby  [Accepted]
  16. Senna angulata (Vogel)Irwin & Barneby Var. angulata  [Accepted]
  17. Senna angulata (Vogel)Irwin & Barneby Var. miscadena (Vogel)Irwin & Barneby  [Accepted]
  18. Senna angustisiliqua (Lam.)H.Irwin & Barneby  [Accepted][151]
  19. Senna angustisiliqua (Lam.)H.Irwin & Barneby Var. angustisiliqua  [Accepted]
  20. Senna angustisiliqua (Lam.)H.Irwin & Barneby Var. fulgens (Macfad.)Irwin & Barneby  [Accepted]
  21. Senna angustisiliqua (Lam.)H.Irwin & Barneby Var. inaguensis (Britton & Rose)Irwin & Barneby  [Accepted]
  22. Senna aphylla (Cav.)Irwin & Barneby  [Accepted]
  23. Senna apiculata (M.Martens & Galeotti)Irwin & Barneby  [Accepted]
  24. Senna apiculata (M.Martens & Galeotti)Irwin & Barneby Var. apiculata  [Accepted]
  25. Senna apiculata (M.Martens & Galeotti)Irwin & Barneby Var. longipes Irwin & Barneby  [Accepted]
  26. Senna appendiculata (J.Vogel)Wiersema  [Accepted][1836]
  27. Senna apsidoneura (Irwin & Barneby)Irwin & Barneby  [Accepted]
  28. Senna araucarietorum Irwin & Barneby  [Accepted]
  29. Senna argentea (Kunth)Irwin & Barneby  [Accepted]
  30. Senna arida (Rose)Irwin & Barneby  [Accepted]
  31. Senna aristeguietae Irwin & Barneby  [Accepted]
  32. Senna armata (S.Watson)Irwin & Barneby  [Accepted]
  33. Senna arnottiana (Hook.)Irwin & Barneby  [Accepted]
  34. Senna atomaria (L.)H.Irwin & Barneby  [Accepted]
  35. Senna aurantia (G.Don)Irwin & Barneby  [Accepted]
  36. Senna auriculata (L.)Roxb.  [Accepted][1774]
  37. Senna aversiflora (Herbert)Irwin & Barneby  [Accepted][1915]
  38. Senna aymara Irwin & Barneby  [Accepted]
  39. Senna baccarinii (Chiov.)Lock  [Accepted][1774]
  40. Senna bacillaris (L.f.)Irwin & Barneby  [Accepted][151]
  41. Senna bacillaris (L.f.)Irwin & Barneby Var. bacillaris  [Accepted]
  42. Senna bacillaris (L.f.)Irwin & Barneby Var. benthamiana (Macbr.)Irwin & Barneby  [Accepted]
  43. Senna barclayana (Sweet)Randell  [Accepted][2415]
  44. Senna bauhinioides (A.Gray)Irwin & Barneby  [Accepted]
  45. Senna benitoensis (Britton & Wilson)Irwin & Barneby  [Accepted]
  46. Senna bicapsularis (L.)Roxb.  [Accepted]
  47. Senna bicapsularis (L.)Roxb. Var. augusti (Harms)Irwin & Barneby  [Accepted]
  48. Senna bicapsularis (L.)Roxb. Var. bicapsularis  [Accepted]
  49. Senna birostris (Vogel)Irwin & Barneby  [Accepted]
  50. Senna birostris (Vogel)Irwin & Barneby Var. arequipensis (Vogel)Irwin & Barneby  [Accepted]
  51. Senna birostris (Vogel)Irwin & Barneby Var. birostris  [Accepted]
  52. Senna birostris (Vogel)Irwin & Barneby Var. campiana Irwin & Barneby  [Accepted]
  53. Senna birostris (Vogel)Irwin & Barneby Var. helveola (Macbr.)Irwin & Barneby  [Accepted]
  54. Senna birostris (Vogel)Irwin & Barneby Var. hookeriana (Hook.)Irwin & Barneby  [Accepted]
  55. Senna birostris (Vogel)Irwin & Barneby Var. huancavensis (Macbr.)Irwin & Barneby  [Accepted]
  56. Senna birostris (Vogel)Irwin & Barneby Var. totorae Irwin & Barneby  [Accepted]
  57. Senna brongniartii (Gaudich.)Irwin & Barneby  [Accepted]
  58. Senna burkartiana (Villa)Irwin & Barneby  [Accepted]
  59. Senna cajamarcae Irwin & Barneby  [Accepted]
  60. Senna cana (Nees & Martius)Irwin & Barneby  [Accepted]
  61. Senna cana (Nees & Martius)Irwin & Barneby Var. calva Irwin & Barneby  [Accepted]
  62. Senna cana (Nees & Martius)Irwin & Barneby Var. cana  [Accepted]
  63. Senna cana (Nees & Martius)Irwin & Barneby Var. hypoleuca (Benth.)H.Irwin & Barneby  [Accepted]
  64. Senna cana (Nees & Martius)Irwin & Barneby Var. phyllostegia Irwin & Barneby  [Accepted]
  65. Senna cana (Nees & Martius)Irwin & Barneby Var. pilosula Irwin & Barneby  [Accepted]
  66. Senna candolleana (Vogel)Irwin & Barneby  [Accepted]
  67. Senna caudata (Standley)Irwin & Barneby  [Accepted]
  68. Senna caudata (Standley)Irwin & Barneby Var. caudata  [Accepted]
  69. Senna caudata (Standley)Irwin & Barneby Var. diadena Irwin & Barneby  [Accepted]
  70. Senna centranthera Irwin & Barneby  [Accepted]
  71. Senna cernua (Balbis)Irwin & Barneby  [Accepted]
  72. Senna chacoensis (Bravo)Irwin & Barneby  [Accepted]
  73. Senna chloroclada (Harms)Irwin & Barneby  [Accepted]
  74. Senna chrysocarpa (Desv.)Irwin & Barneby  [Accepted]
  75. Senna clavigera (Domin)Randell  [Accepted][2415]
  76. Senna cobanensis (Britton & Rose)Irwin & Barneby  [Accepted]
  77. Senna collicola Irwin & Barneby  [Accepted]
  78. Senna confinis (Greene)Irwin & Barneby  [Accepted]
  79. Senna coquimbensis (Vogel)Zoellner & C.San Martin  [Provisional]
  80. Senna corifolia (Benth.)H.Irwin & Barneby  [Accepted]
  81. Senna corifolia (Benth.)H.Irwin & Barneby Var. caesia (Harms)Irwin & Barneby  [Accepted]
  82. Senna corifolia (Benth.)H.Irwin & Barneby Var. corifolia  [Accepted]
  83. Senna cornigera Irwin & Barneby  [Accepted]
  84. Senna corymbosa (Lam.)H.Irwin & Barneby  [Accepted][151]
  85. Senna covesii (A.Gray)Irwin & Barneby  [Accepted]
  86. Senna crassiramea (Benth.)H.Irwin & Barneby  [Accepted]
  87. Senna crotalarioides (Kunth)Irwin & Barneby  [Accepted]
  88. Senna cruckshanksii (Hook.)Irwin & Barneby  [Accepted]
  89. Senna cuatrecasasii Irwin & Barneby  [Accepted]
  90. Senna cumingii (Hook. & Arn.)Irwin & Barneby  [Accepted]
  91. Senna cumingii (Hook. & Arn.)Irwin & Barneby Var. alcaparra (Philippi)Irwin & Barneby  [Accepted]
  92. Senna cumingii (Hook. & Arn.)Irwin & Barneby Var. coquimbensis (Vogel)Irwin & Barneby  [Accepted]
  93. Senna cumingii (Hook. & Arn.)Irwin & Barneby Var. cumingii  [Accepted]
  94. Senna cumingii (Hook. & Arn.)Irwin & Barneby Var. eremobia (Philippi)Irwin & Barneby  [Accepted]
  95. Senna cushina (Macbr.)Irwin & Barneby  [Accepted]
  96. Senna dardanoi Fernandes & P.Bezerra  [Accepted]
  97. Senna dariensis (Britton & Rose)Irwin & Barneby  [Accepted]
  98. Senna dariensis (Britton & Rose)Irwin & Barneby Var. dariensis  [Accepted]
  99. Senna dariensis (Britton & Rose)Irwin & Barneby Var. gatunensis (Britton & Rose)Irwin & Barneby  [Accepted]
  100. Senna dariensis (Britton & Rose)Irwin & Barneby Var. hypoglauca Irwin & Barneby  [Accepted]
  101. Senna dariensis (Britton & Rose)Irwin & Barneby Var. smaragdina Irwin & Barneby  [Accepted]
  102. Senna demissa (Rose)Irwin & Barneby  [Accepted]
  103. Senna demissa (Rose)Irwin & Barneby Var. demissa  [Accepted]
  104. Senna demissa (Rose)Irwin & Barneby Var. radicans (Irwin & Barneby)Irwin & Barneby  [Accepted]
  105. Senna didymobotrya (Fresen.)H.Irwin & Barneby  [Accepted][151]
  106. Senna divaricata (Nees & Blume)Lock  [Accepted][1915]
  107. Senna domingensis (Sprengel)Irwin & Barneby  [Accepted]
  108. Senna durangensis (Rose)Irwin & Barneby  [Accepted]
  109. Senna durangensis (Rose)Irwin & Barneby Var. durangensis  [Accepted]
  110. Senna durangensis (Rose)Irwin & Barneby Var. iselyi (Irwin & Barneby)Irwin & Barneby  [Accepted]
  111. Senna ellisiae (Brenan)Lock  [Accepted][1774]
  112. Senna fabrisii (Bravo)Irwin & Barneby  [Accepted]
  113. Senna floribunda (Cav.)H.Irwin & Barneby  [Accepted][2415][1915]
  114. Senna foetidissima (G.Don)Irwin & Barneby  [Accepted]
  115. Senna foetidissima (G.Don)Irwin & Barneby Var. foetidissima  [Accepted]
  116. Senna foetidissima (G.Don)Irwin & Barneby Var. grandiflora (Benth.)H.Irwin & Barneby  [Accepted]
  117. Senna formosa Irwin & Barneby  [Accepted]
  118. Senna fruticosa (Miller)Irwin & Barneby  [Accepted][2264]
  119. Senna galeottiana (Martens)Irwin & Barneby  [Accepted]
  120. Senna gardneri (Benth.)H.Irwin & Barneby  [Accepted]
  121. Senna garrettiana (Craib)H.Irwin & Barneby  [Accepted][151]
  122. Senna gaudichaudii (Hook. & Arn.)Irwin & Barneby  [Accepted][2968]
  123. Senna georgica Irwin & Barneby  [Accepted]
  124. Senna georgica Irwin & Barneby Var. bangii Irwin & Barneby  [Accepted]
  125. Senna georgica Irwin & Barneby Var. georgica  [Accepted]
  126. Senna gossweileri (Baker f.)Lock  [Accepted][1774]
  127. Senna guatemalensis (J.D.Smith)Irwin & Barneby  [Accepted]
  128. Senna guatemalensis (J.D.Smith)Irwin & Barneby Var. calcarea Irwin & Barneby  [Accepted]
  129. Senna guatemalensis (J.D.Smith)Irwin & Barneby Var. chiapensis (Standley)Irwin & Barneby  [Accepted]
  130. Senna guatemalensis (J.D.Smith)Irwin & Barneby Var. guatemalensis  [Accepted]
  131. Senna guatemalensis (J.D.Smith)Irwin & Barneby Var. hidalgensis Irwin & Barneby  [Accepted]
  132. Senna guatemalensis (J.D.Smith)Irwin & Barneby Var. oligantha Irwin & Barneby  [Accepted]
  133. Senna guatemalensis (J.D.Smith)Irwin & Barneby Var. scopulorum (Britton & Rose)Irwin & Barneby  [Accepted]
  134. Senna gundlachii (Urban)Irwin & Barneby  [Accepted]
  135. Senna harleyi Irwin & Barneby  [Accepted]
  136. Senna haughtii (Macbr.)Irwin & Barneby  [Accepted]
  137. Senna hayesiana (Britton & Rose)Irwin & Barneby  [Accepted]
  138. Senna hebecarpa (Fern.)Irwin & Barneby  [Accepted]
  139. Senna herzogii (Harms)Irwin & Barneby  [Accepted]
  140. Senna hilariana (Benth.)H.Irwin & Barneby  [Accepted]
  141. Senna hirsuta (L.)H.Irwin & Barneby  [Accepted][1941][1350][151][1470][1430]
  142. Senna hirsuta (L.)H.Irwin & Barneby Var. acuminata (Benth.)H.Irwin & Barneby  [Accepted]
  143. Senna hirsuta (L.)H.Irwin & Barneby Var. glaberrima (M.E.Jones)Irwin & Barneby  [Accepted]
  144. Senna hirsuta (L.)H.Irwin & Barneby Var. hirsuta  [Accepted]
  145. Senna hirsuta (L.)H.Irwin & Barneby Var. hirta Irwin & Barneby  [Accepted]
  146. Senna hirsuta (L.)H.Irwin & Barneby Var. leptocarpa (Benth.)H.Irwin & Barneby  [Accepted]
  147. Senna hirsuta (L.)H.Irwin & Barneby Var. puberula Irwin & Barneby  [Accepted]
  148. Senna hirsuta (L.)H.Irwin & Barneby Var. streptocarpa Irwin & Barneby  [Accepted]
  149. Senna holosericea (Fresen.)Greuter  [Accepted][1774]
  150. Senna holwayana (Rose)Irwin & Barneby  [Accepted]
  151. Senna holwayana (Rose)Irwin & Barneby Var. absoidea Irwin & Barneby  [Accepted]
  152. Senna holwayana (Rose)Irwin & Barneby Var. holwayana  [Accepted]
  153. Senna hookeriana Batka  [Accepted][1774]
  154. Senna huancabambae (Harms)Irwin & Barneby  [Accepted]
  155. Senna huidobriana (Philippi)Zoellner & C.San Martin  [Provisional]
  156. Senna huilana (Britton & Killip)H.Irwin & Barneby  [Accepted]
  157. Senna humifusa (Brenan)Lock  [Accepted][1774]
  158. Senna incarnata (Benth.)H.Irwin & Barneby  [Accepted]
  159. Senna insularis (Britton & Rose)Irwin & Barneby  [Accepted]
  160. Senna italica Miller  [Accepted][106]
  161. Senna italica Miller Subsp. arachoides (Burchell)Lock  [Accepted][1774]
  162. Senna italica Miller Subsp. italica  [Accepted][1774]
  163. Senna italica Miller Subsp. micrantha (Brenan)Lock  [Accepted][1774]
  164. Senna itatiaiae Irwin & Barneby  [Accepted]
  165. Senna koelziana Irwin & Barneby  [Accepted]
  166. Senna kuhlmannii Hoehne  [Accepted]
  167. Senna kurtzii (Harms)Irwin & Barneby  [Accepted]
  168. Senna lasseigniana Irwin & Barneby  [Accepted]
  169. Senna lasseigniana Irwin & Barneby Var. canarensis (A.Lasseigne)Irwin & Barneby  [Accepted]
  170. Senna lasseigniana Irwin & Barneby Var. lasseigniana  [Accepted]
  171. Senna latifolia (G.Meyer)Irwin & Barneby  [Accepted]
  172. Senna lechriosperma Irwin & Barneby  [Accepted]
  173. Senna leiophylla (Vogel)Irwin & Barneby  [Accepted]
  174. Senna ligustrina (L.)H.Irwin & Barneby  [Accepted][151]
  175. Senna lindheimeriana (Scheele)Irwin & Barneby  [Accepted]
  176. Senna longiglandulosa (Benth.)H.Irwin & Barneby  [Accepted]
  177. Senna longiracemosa (Vatke)Lock  [Accepted][1774]
  178. Senna loretensis (Killip)Irwin & Barneby  [Accepted]
  179. Senna lourteigiana Irwin & Barneby  [Accepted]
  180. Senna macranthera (Colladon)H.Irwin & Barneby  [Accepted][1915]
  181. Senna macranthera (Colladon)H.Irwin & Barneby Var. andina Irwin & Barneby  [Accepted]
  182. Senna macranthera (Colladon)H.Irwin & Barneby Var. lindeni Irwin & Barneby  [Accepted]
  183. Senna macranthera (Colladon)H.Irwin & Barneby Var. macranthera  [Accepted]
  184. Senna macranthera (Colladon)H.Irwin & Barneby Var. micans (Nees)Irwin & Barneby  [Accepted]
  185. Senna macranthera (Colladon)H.Irwin & Barneby Var. nervosa (Vogel)Irwin & Barneby  [Accepted]
  186. Senna macranthera (Colladon)H.Irwin & Barneby Var. pudibunda (Benth.)H.Irwin & Barneby  [Accepted][151][1414]
  187. Senna macranthera (Colladon)H.Irwin & Barneby Var. quadrifoliolata (Pittier)Irwin & Barneby  [Accepted]
  188. Senna macranthera (Colladon)H.Irwin & Barneby Var. striata (Vogel)Irwin & Barneby  [Accepted]
  189. Senna macrophylla (Kunth)Irwin & Barneby  [Accepted]
  190. Senna macrophylla (Kunth)Irwin & Barneby Var. gigantifolia (Britton & Killip)H.Irwin & Barneby  [Accepted]
  191. Senna macrophylla (Kunth)Irwin & Barneby Var. macrophylla  [Accepted]
  192. Senna malaspinae Irwin & Barneby  [Accepted]
  193. Senna mandonii (Benth.)H.Irwin & Barneby  [Accepted]
  194. Senna marilandica (L.)Link  [Accepted][3157][151]
  195. Senna martiana (Benth.)H.Irwin & Barneby  [Accepted]
  196. Senna mensicola (Irwin & Barneby)Irwin & Barneby  [Accepted]
  197. Senna mexicana (Jacq.)H.Irwin & Barneby  [Accepted]
  198. Senna mexicana (Jacq.)H.Irwin & Barneby Var. berteriana (DC.)H.Irwin & Barneby  [Accepted]
  199. Senna mexicana (Jacq.)H.Irwin & Barneby Var. chapmanii (Isely)Irwin & Barneby  [Accepted]
  200. Senna mexicana (Jacq.)H.Irwin & Barneby Var. latifolia (Benth.)H.Irwin & Barneby  [Accepted]
  201. Senna mexicana (Jacq.)H.Irwin & Barneby Var. mexicana  [Accepted]
  202. Senna mexicana (Jacq.)H.Irwin & Barneby Var. shaferi (Britton & Wilson)Irwin & Barneby  [Accepted]
  203. Senna mollissima (Willd.)H.Irwin & Barneby  [Accepted]
  204. Senna mollissima (Willd.)H.Irwin & Barneby Var. glabrata (Benth.)H.Irwin & Barneby  [Accepted]
  205. Senna mollissima (Willd.)H.Irwin & Barneby Var. mollissima  [Accepted]
  206. Senna monozyx (Irwin & Barneby)Irwin & Barneby  [Accepted]
  207. Senna morongii (Britton)Irwin & Barneby  [Accepted]
  208. Senna mucronifera (Benth.)H.Irwin & Barneby  [Accepted]
  209. Senna multifoliolata (Paul G.Wilson)Irwin & Barneby  [Accepted]
  210. Senna multifoliolata (Paul G.Wilson)Irwin & Barneby Var. eurystegia Irwin & Barneby  [Accepted]
  211. Senna multifoliolata (Paul G.Wilson)Irwin & Barneby Var. metaxi Irwin & Barneby  [Accepted]
  212. Senna multifoliolata (Paul G.Wilson)Irwin & Barneby Var. mimetes Irwin & Barneby  [Accepted]
  213. Senna multifoliolata (Paul G.Wilson)Irwin & Barneby Var. multifoliolata  [Accepted]
  214. Senna multiglandulosa (Jacq.)H.Irwin & Barneby  [Accepted][2080][151]
  215. Senna multijuga (Rich.)H.Irwin & Barneby  [Accepted][2960][1941][151][1430][2080]
  216. Senna multijuga (Rich.)H.Irwin & Barneby Subsp. doylei (Britton & Rose)Irwin & Barneby  [Accepted]
  217. Senna multijuga (Rich.)H.Irwin & Barneby Subsp. lindleyana (Gardner)Irwin & Barneby  [Accepted]
  218. Senna multijuga (Rich.)H.Irwin & Barneby Subsp. multijuga  [Accepted]
  219. Senna mutisiana (Kunth)Irwin & Barneby  [Accepted]
  220. Senna nana (Benth.)H.Irwin & Barneby  [Accepted]
  221. Senna neglecta (Vogel)Irwin & Barneby  [Accepted]
  222. Senna neglecta (Vogel)Irwin & Barneby Var. furnicola Irwin & Barneby  [Accepted]
  223. Senna neglecta (Vogel)Irwin & Barneby Var. grandiflora Irwin & Barneby  [Accepted]
  224. Senna neglecta (Vogel)Irwin & Barneby Var. neglecta  [Accepted]
  225. Senna neglecta (Vogel)Irwin & Barneby Var. oligophylla (Benth.)H.Irwin & Barneby  [Accepted]
  226. Senna nicaraguensis (Benth.)H.Irwin & Barneby  [Accepted]
  227. Senna nitida (Rich.)H.Irwin & Barneby  [Accepted]
  228. Senna nudicaulis (Burkart)Irwin & Barneby  [Accepted]
  229. Senna obliqua (G.Don)Irwin & Barneby  [Accepted]
  230. Senna oblongifolia (Vogel)Irwin & Barneby  [Accepted]
  231. Senna obtusifolia (L.)H.Irwin & Barneby  [Accepted][1915][151]
  232. Senna occidentalis (L.)Link  [Accepted][2827][151]
  233. Senna odorata (R.Morris)Randall  [Accepted][1915]
  234. Senna orcuttii (Britton & Rose)Irwin & Barneby  [Accepted]
  235. Senna organensis (Harms)Irwin & Barneby  [Accepted]
  236. Senna organensis (Harms)Irwin & Barneby Var. extratropica Irwin & Barneby  [Accepted]
  237. Senna organensis (Harms)Irwin & Barneby Var. friburgensis Irwin & Barneby  [Accepted]
  238. Senna organensis (Harms)Irwin & Barneby Var. heterandra Irwin & Barneby  [Accepted]
  239. Senna organensis (Harms)Irwin & Barneby Var. organensis  [Accepted]
  240. Senna oxyphylla (Kunth)Irwin & Barneby  [Accepted]
  241. Senna oxyphylla (Kunth)Irwin & Barneby Var. hartwegii (Benth.)H.Irwin & Barneby  [Accepted]
  242. Senna oxyphylla (Kunth)Irwin & Barneby Var. oxyphylla  [Accepted]
  243. Senna pachyrrhiza (Bravo)Irwin & Barneby  [Accepted]
  244. Senna pallida (Vahl)Irwin & Barneby  [Accepted]
  245. Senna pallida (Vahl)Irwin & Barneby Var. bahamensis Irwin & Barneby  [Accepted]
  246. Senna pallida (Vahl)Irwin & Barneby Var. brachyrrhachis Irwin & Barneby  [Accepted]
  247. Senna pallida (Vahl)Irwin & Barneby Var. cordillerae Irwin & Barneby  [Accepted]
  248. Senna pallida (Vahl)Irwin & Barneby Var. delgadoana Irwin & Barneby  [Accepted]
  249. Senna pallida (Vahl)Irwin & Barneby Var. foliolosa (Benth.)H.Irwin & Barneby  [Accepted]
  250. Senna pallida (Vahl)Irwin & Barneby Var. gaumeri (Britton & Rose)Irwin & Barneby  [Accepted]
  251. Senna pallida (Vahl)Irwin & Barneby Var. geminiflora Irwin & Barneby  [Accepted]
  252. Senna pallida (Vahl)Irwin & Barneby Var. goldmaniana Irwin & Barneby  [Accepted]
  253. Senna pallida (Vahl)Irwin & Barneby Var. isthmica Irwin & Barneby  [Accepted]
  254. Senna pallida (Vahl)Irwin & Barneby Var. lemniscata Irwin & Barneby  [Accepted]
  255. Senna pallida (Vahl)Irwin & Barneby Var. longirostrata (Britton & Rose)Irwin & Barneby  [Accepted]
  256. Senna pallida (Vahl)Irwin & Barneby Var. macdougalliana Irwin & Barneby  [Accepted]
  257. Senna pallida (Vahl)Irwin & Barneby Var. nemorosa (Kunth)Irwin & Barneby  [Accepted]
  258. Senna pallida (Vahl)Irwin & Barneby Var. pallida  [Accepted]
  259. Senna pallida (Vahl)Irwin & Barneby Var. palmeri (Britton & Rose)Irwin & Barneby  [Accepted]
  260. Senna pallida (Vahl)Irwin & Barneby Var. quiedondilla (M.Micheli)Irwin & Barneby  [Accepted]
  261. Senna pallida (Vahl)Irwin & Barneby Var. shreveana Irwin & Barneby  [Accepted]
  262. Senna pallida (Vahl)Irwin & Barneby Var. trichocraspedon (Sandw.)Irwin & Barneby  [Accepted]
  263. Senna pallida (Vahl)Irwin & Barneby Var. triquetripes Irwin & Barneby  [Accepted]
  264. Senna pallida (Vahl)Irwin & Barneby Var. tuerckheimiana Irwin & Barneby  [Accepted]
  265. Senna papillosa (Britton & Rose)Irwin & Barneby  [Accepted]
  266. Senna papillosa (Britton & Rose)Irwin & Barneby Var. angusta (Britton & Killip)H.Irwin & Barneby  [Accepted]
  267. Senna papillosa (Britton & Rose)Irwin & Barneby Var. papillosa  [Accepted]
  268. Senna paradictyon (Vogel)Irwin & Barneby  [Accepted]
  269. Senna paraensis (Ducke)Irwin & Barneby  [Accepted]
  270. Senna pendula (Willd.)H.Irwin & Barneby  [Accepted][151][1915]
  271. Senna pendula (Willd.)H.Irwin & Barneby Var. advena (Vogel)Irwin & Barneby  [Accepted]
  272. Senna pendula (Willd.)H.Irwin & Barneby Var. ambigua Irwin & Barneby  [Accepted]
  273. Senna pendula (Willd.)H.Irwin & Barneby Var. dolichandra Irwin & Barneby  [Accepted]
  274. Senna pendula (Willd.)H.Irwin & Barneby Var. eriocarpa (Griseb.)Irwin & Barneby  [Accepted]
  275. Senna pendula (Willd.)H.Irwin & Barneby Var. glabrata (Vogel)Irwin & Barneby  [Accepted]
  276. Senna pendula (Willd.)H.Irwin & Barneby Var. hemirostrata (A.Lasseigne)Irwin & Barneby  [Accepted]
  277. Senna pendula (Willd.)H.Irwin & Barneby Var. indistincta Irwin & Barneby  [Accepted]
  278. Senna pendula (Willd.)H.Irwin & Barneby Var. meticola Irwin & Barneby  [Accepted]
  279. Senna pendula (Willd.)H.Irwin & Barneby Var. missionum Irwin & Barneby  [Accepted]
  280. Senna pendula (Willd.)H.Irwin & Barneby Var. ovalifolia Irwin & Barneby  [Accepted]
  281. Senna pendula (Willd.)H.Irwin & Barneby Var. paludicola Irwin & Barneby  [Accepted]
  282. Senna pendula (Willd.)H.Irwin & Barneby Var. pendula  [Accepted]
  283. Senna pendula (Willd.)H.Irwin & Barneby Var. praeandina Irwin & Barneby  [Accepted]
  284. Senna pendula (Willd.)H.Irwin & Barneby Var. recondita Irwin & Barneby  [Accepted]
  285. Senna pendula (Willd.)H.Irwin & Barneby Var. scandens (Benth.)H.Irwin & Barneby  [Accepted]
  286. Senna pendula (Willd.)H.Irwin & Barneby Var. stahlii (Urban)Irwin & Barneby  [Accepted]
  287. Senna pendula (Willd.)H.Irwin & Barneby Var. tenuifolia (Benth.)H.Irwin & Barneby  [Accepted]
  288. Senna pentagonia (Miller)Irwin & Barneby  [Accepted]
  289. Senna pentagonia (Miller)Irwin & Barneby Var. pentagonia  [Accepted]
  290. Senna pentagonia (Miller)Irwin & Barneby Var. valens Irwin & Barneby  [Accepted]
  291. Senna peralteana (Kunth)Irwin & Barneby  [Accepted]
  292. Senna petersiana (Bolle)Lock  [Accepted][1774]
  293. Senna phlebadenia Irwin & Barneby  [Accepted]
  294. Senna pilifera (Vogel)Irwin & Barneby  [Accepted]
  295. Senna pilifera (Vogel)Irwin & Barneby Var. pilifera  [Accepted]
  296. Senna pilifera (Vogel)Irwin & Barneby Var. subglabra (S.Moore)Irwin & Barneby  [Accepted]
  297. Senna pilifera (Vogel)Irwin & Barneby Var. tubata Irwin & Barneby  [Accepted]
  298. Senna pilosior (Macbr.)Irwin & Barneby  [Accepted]
  299. Senna pinheiroi Irwin & Barneby  [Accepted]
  300. Senna pistaciifolia (Kunth)Irwin & Barneby  [Accepted]
  301. Senna pistaciifolia (Kunth)Irwin & Barneby Var. glabra (Benth.)H.Irwin & Barneby  [Accepted]
  302. Senna pistaciifolia (Kunth)Irwin & Barneby Var. picta (G.Don)Irwin & Barneby  [Accepted]
  303. Senna pistaciifolia (Kunth)Irwin & Barneby Var. pistaciifolia  [Accepted]
  304. Senna planitiicola (Domin)Randell  [Accepted][2415]
  305. Senna pneumatica Irwin & Barneby  [Accepted]
  306. Senna podocarpa (Guillemin & Perrottet)Lock  [Accepted][1774]
  307. Senna polyantha (Colladon)H.Irwin & Barneby  [Accepted]
  308. Senna polyphylla (Jacq.)H.Irwin & Barneby  [Accepted][1430][1414][151][1915][1941]
  309. Senna polyphylla (Jacq.)H.Irwin & Barneby Var. montis-christi Irwin & Barneby  [Accepted]
  310. Senna polyphylla (Jacq.)H.Irwin & Barneby Var. neglecta Irwin & Barneby  [Accepted]
  311. Senna polyphylla (Jacq.)H.Irwin & Barneby Var. polyphylla  [Accepted]
  312. Senna praeterita Irwin & Barneby  [Accepted]
  313. Senna pumilio (A.Gray)Irwin & Barneby  [Accepted]
  314. Senna punoensis A.Lasseigne  [Accepted]
  315. Senna purpusii (Brandegee)Irwin & Barneby  [Accepted]
  316. Senna quinquangulata (Rich.)H.Irwin & Barneby  [Accepted][151][1470]
  317. Senna quinquangulata (Rich.)H.Irwin & Barneby Var. meizonoloba Irwin & Barneby  [Accepted]
  318. Senna quinquangulata (Rich.)H.Irwin & Barneby Var. quinquangulata  [Accepted]
  319. Senna racemosa (Miller)Irwin & Barneby  [Accepted]
  320. Senna racemosa (Miller)Irwin & Barneby Var. coalcomanica Irwin & Barneby  [Accepted]
  321. Senna racemosa (Miller)Irwin & Barneby Var. liebmannii (Benth.)H.Irwin & Barneby  [Accepted]
  322. Senna racemosa (Miller)Irwin & Barneby Var. moctezumae Irwin & Barneby  [Accepted]
  323. Senna racemosa (Miller)Irwin & Barneby Var. racemosa  [Accepted]
  324. Senna racemosa (Miller)Irwin & Barneby Var. sororia Irwin & Barneby  [Accepted]
  325. Senna reniformis (G.Don)Irwin & Barneby  [Accepted]
  326. Senna reticulata (Willd.)H.Irwin & Barneby  [Accepted][2156][1188][1117][151]
  327. Senna rigida (Hieron.)Irwin & Barneby  [Accepted]
  328. Senna rigidicaulis (Bravo)Irwin & Barneby  [Accepted]
  329. Senna ripleyana (Irwin & Barneby)Irwin & Barneby  [Accepted]
  330. Senna rizzinii Irwin & Barneby  [Accepted]
  331. Senna robiniifolia (Benth.)H.Irwin & Barneby  [Accepted]
  332. Senna roemeriana (Scheele)Irwin & Barneby  [Accepted]
  333. Senna rostrata (Martius)Irwin & Barneby  [Accepted]
  334. Senna rugosa (G.Don)Irwin & Barneby  [Accepted]
  335. Senna ruiziana (G.Don)Irwin & Barneby  [Accepted]
  336. Senna ruiziana (G.Don)Irwin & Barneby Var. micrandra Irwin & Barneby  [Accepted]
  337. Senna ruiziana (G.Don)Irwin & Barneby Var. ruiziana  [Accepted]
  338. Senna rupununiensis Irwin & Barneby  [Accepted]
  339. Senna ruspolii (Chiov.)Lock  [Accepted][1774]
  340. Senna saeri (Pittier)Irwin & Barneby  [Accepted]
  341. Senna sandwithiana Irwin & Barneby  [Accepted]
  342. Senna santanderensis (Britton & Killip)H.Irwin & Barneby  [Accepted][151]
  343. Senna scabriuscula (Vogel)Irwin & Barneby  [Accepted]
  344. Senna scandens (G.Don)Irwin & Barneby  [Accepted]
  345. Senna septemtrionalis (Viv.)H.Irwin & Barneby  [Accepted][2080][1470][151]
  346. Senna siamea (Lam.)H.Irwin & Barneby  [Accepted][1741][1915][2827][151][1414][1430]
  347. Senna silvestris (Vell.Conc.)Irwin & Barneby  [Accepted]
  348. Senna silvestris (Vell.Conc.)Irwin & Barneby Subsp. bifaria Irwin & Barneby  [Accepted]
  349. Senna silvestris (Vell.Conc.)Irwin & Barneby Subsp. silvestris  [Accepted]
  350. Senna singueana (Del.)Lock  [Accepted][1774]
  351. Senna skinneri (Benth.)H.Irwin & Barneby  [Accepted]
  352. Senna smithiana (Britton & Killip)H.Irwin & Barneby  [Accepted]
  353. Senna socotrana (Serr.-Val.)Lock  [Accepted][1774]
  354. Senna sophera (L.)Roxb.  [Accepted][2832][1941][1430][1414][151]
  355. Senna sousana Irwin & Barneby  [Accepted]
  356. Senna spectabilis (DC.)H.Irwin & Barneby  [Accepted][1915][1430][1224][151]
  357. Senna spectabilis (DC.)H.Irwin & Barneby Var. excelsa (Schrader)H.Irwin & Barneby  [Accepted][151][1414]
  358. Senna spectabilis (DC.)H.Irwin & Barneby Var. spectabilis  [Accepted]
  359. Senna spinescens (Vogel)Irwin & Barneby  [Accepted]
  360. Senna spinescens (Vogel)Irwin & Barneby Var. schultesiana Irwin & Barneby  [Accepted]
  361. Senna spinescens (Vogel)Irwin & Barneby Var. spinescens  [Accepted]
  362. Senna spiniflora (Burkart)Irwin & Barneby  [Accepted]
  363. Senna spinigera (Rizz.)Irwin & Barneby  [Accepted]
  364. Senna splendida (Vogel)Irwin & Barneby  [Accepted][151]
  365. Senna splendida (Vogel)Irwin & Barneby Var. gloriosa Irwin & Barneby  [Accepted]
  366. Senna splendida (Vogel)Irwin & Barneby Var. splendida  [Accepted]
  367. Senna stenophylla (Benth.)H.Irwin & Barneby  [Accepted]
  368. Senna stipulacea (Aiton)Irwin & Barneby  [Accepted]
  369. Senna stipulacea (Aiton)Irwin & Barneby Var. anglorum Irwin & Barneby  [Accepted]
  370. Senna stipulacea (Aiton)Irwin & Barneby Var. stipulacea  [Accepted]
  371. Senna subtrijuga Irwin & Barneby  [Accepted]
  372. Senna subulata (Griseb.)Irwin & Barneby  [Accepted]
  373. Senna sulfurea (Colladon)H.Irwin & Barneby  [Accepted][151]
  374. Senna surattensis (Burm.f.)Irwin & Barneby  [Accepted][1915][2827]
  375. Senna talpana Irwin & Barneby  [Accepted]
  376. Senna tapajozensis (Ducke)Irwin & Barneby  [Accepted]
  377. Senna tenuifolia (Vogel)Irwin & Barneby  [Accepted]
  378. Senna timoriensis (DC.)H.Irwin & Barneby  [Accepted][151]
  379. Senna tonduzii (Standley)Irwin & Barneby  [Accepted]
  380. Senna tora (L.)Roxb.  [Accepted][2827][106][1774][1915]
  381. Senna trachypus (Benth.)H.Irwin & Barneby  [Accepted]
  382. Senna trianae Irwin & Barneby  [Accepted]
  383. Senna trichosepala (Chodat & Wilczek)Irwin & Barneby  [Accepted]
  384. Senna trolliiflora Irwin & Barneby  [Accepted]
  385. Senna tropica (Vell.Conc.)Irwin & Barneby  [Accepted]
  386. Senna truncata (Brenan)Lock  [Accepted][1774]
  387. Senna tuhovalyana (Ake Assi)Lock  [Accepted][1774]
  388. Senna uncata Irwin & Barneby  [Accepted]
  389. Senna undulata (Benth.)H.Irwin & Barneby  [Accepted]
  390. Senna uniflora (Miller)Irwin & Barneby  [Accepted][1915]
  391. Senna unijuga (Rose)Irwin & Barneby  [Accepted]
  392. Senna urmenetae (Philippi)Irwin & Barneby  [Accepted]
  393. Senna vargasii (Schery)Irwin & Barneby  [Accepted]
  394. Senna velutina (Vogel)Irwin & Barneby  [Accepted]
  395. Senna versicolor (Vogel)Irwin & Barneby  [Accepted]
  396. Senna versicolor (Vogel)Irwin & Barneby Var. heterosperma Irwin & Barneby  [Accepted]
  397. Senna versicolor (Vogel)Irwin & Barneby Var. versicolor  [Accepted]
  398. Senna viarum (Little)Irwin & Barneby  [Accepted]
  399. Senna viciifolia (Benth.)H.Irwin & Barneby  [Accepted]
  400. Senna villosa (Miller)Irwin & Barneby  [Accepted]
  401. Senna viminea (L.)H.Irwin & Barneby  [Accepted]
  402. Senna weddelliana Irwin & Barneby  [Accepted]
  403. Senna williamsii (Britton & Rose)Irwin & Barneby  [Accepted]
  404. Senna wislizeni (A.Gray)Irwin & Barneby  [Accepted]
  405. Senna wislizeni (A.Gray)Irwin & Barneby Var. painteri (Britton & Rose)Irwin & Barneby  [Accepted]
  406. Senna wislizeni (A.Gray)Irwin & Barneby Var. pringlei (Rose)Irwin & Barneby  [Accepted]
  407. Senna wislizeni (A.Gray)Irwin & Barneby Var. villosa (Britton & Rose)Irwin & Barneby  [Accepted]
  408. Senna wislizeni (A.Gray)Irwin & Barneby Var. wislizeni  [Accepted]
  409. Senna wurdackii Irwin & Barneby  [Accepted]
Last Update: 14/06/2001 10:51:40