| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Senna roemeriana (Scheele) H.S.Irwin & Barneby | Biltmore Herbarium 6955a 25 Jun 1903 | United States of America. Texas. Marble Falls. | 1582470 |  | |
| Senna hirsuta var. leptocarpa (Benth.) H.S.Irwin & Barneby | L. Riedel 1291 with Lund, Apr 1833 | Brazil. Rio de Janeiro. Perto Pertininga. | 582883 |  | |
| Senna roemeriana (Scheele) H.S.Irwin & Barneby | J. Reverchon s.n. Jun 1877 | United States of America. Texas. Dallas. | 1582472 |  | |
| Senna guatemalensis var. calcarea H.S.Irwin & Barneby | J. R. Sullivan 548 22 Jun 1971 | Mexico. Tamaulipas. Municipio de Gómez Farias. Sierra de Guatemala. Alt. 4800-5700 ft. | holotype | 4815 |  |
| Senna | P. Romero 4 with Daniel E. Atha & Benjamin Poulter, 09 Apr 1999 | Belize. Cayo. Side of Western Highway, behind (west) airstrip of BDF camp west of Central Farm. 100 yards West of mile 63. | |||
| Senna mucronifera (Benth.) H.S.Irwin & Barneby | L. Riedel 20 with B. Luschnatt, Feb 1934 | Brazil. São Paulo. Ytú. | 470528 |  | |
| Senna rugosa (G.Don) H.S.Irwin & Barneby | S. M. de Faria 1917 with Eduardo Matias de Souza, 04 Oct 1999 | Brazil. Natal BR 251. 150 km de Aracaju - Divisa Alegre - Montes Claros. | 00469693 |  | |
| Senna rugosa (G.Don) H.S.Irwin & Barneby | J. Mattos 16304 with N. Mattos, 04 Apr 1974 | Brazil. São Paulo. Peto de Pinhal. | 469778 |  | |
| Senna rugosa (G.Don) H.S.Irwin & Barneby | L. Riedel 1947 Jan-Mar 1834 | Brazil. São Paulo. St. Carlos et Ypanema. | 469777 |  | |
| Senna rizzinii H.S.Irwin & Barneby | D. de Andrade-Lima 593407 14 Nov 1959 | Brazil. Pernambuco. Camocin de Sao Felix. | 469730 |  | |
| Senna rizzinii H.S.Irwin & Barneby | D. de Andrade-Lima 66-4710 26 Jul 1966 | Brazil. Pernambuco. Panelas, alto da serra, entre Panelas e Cruzes. | 469729 |  | |
| Senna rizzinii H.S.Irwin & Barneby | M. de F. Agra 1949 with E. A. Rocha e E. Locatelli, 16 Apr 1993 | Brazil. Paraíba. Serra de Teixeira, Pido do Jabre. | 469732 |  | |
| Senna rizzinii H.S.Irwin & Barneby | M. de F. Agra 1942 with E. A. Rocha e E. Locatelli, 16 Apr 1993 | Brazil. Paraíba. Serra de Teixeira, Pido do Jabre. | 469733 |  | |
| Senna polyphylla var. neglecta H.S.Irwin & Barneby | N. L. Britton 1034 with W. C. Fishlock, 19 Feb 1913-20 Feb 1913 | Virgin Islands (U.K.). Near settlement, Anagada [Anegada] Island. | 4836 |  | |
| Senna pallida var. tuerckheimiana H.S.Irwin & Barneby | H. von Türckheim 1422 Sep 1888 | Guatemala. Baja Verapaz. Sant Rosa. Alt. 5000 ft. | isotype | 4827 |  |
| Senna pallida var. tuerckheimiana H.S.Irwin & Barneby | H. von Türckheim 1422 Sep 1888 | Guatemala. Baja Verapaz. Sant Rosa. Alt. 5000 ft. | isotype | 4828 |  |
| Senna lourteigiana H.S.Irwin & Barneby | R. A. A. Oldeman B4339 08 Mar 1972 | French Guiana. Layon Belvédère - Région de Saül. | |||
| Senna lourteigiana H.S.Irwin & Barneby | J.-J. de Granville 1637 12 May 1973 | French Guiana. Saint-Laurent-du-Maroni. Sources de la mana, versant N des Monts Galbao, à 10 km WSW de Saül. Alt. 300 m. | holotype | 4872 |  |
| Senna lourteigiana H.S.Irwin & Barneby | J.-J. de Granville 2679 19 Jan 1976 | French Guiana. Saint-Laurent-du-Maroni. Commune de Saül - Région de Saül; Grand circuit ORSTOM Boeuf Mort, pk 6. | |||
| Senna lourteigiana H.S.Irwin & Barneby | M.-F. Prévost 180 Feb 1978 | French Guiana. | |||
| Senna lourteigiana H.S.Irwin & Barneby | J.-J. de Granville 9009 27 Jan 1986 | French Guiana. Saint-Laurent-du-Maroni. Mont Galbao - Région de Saül. | |||
| Senna lourteigiana H.S.Irwin & Barneby | J.-J. de Granville B4218 13 Feb 1972 | French Guiana. Saint-Laurent-du-Maroni. Layon La Fumée - Région de Saül. | |||
| Senna lourteigiana H.S.Irwin & Barneby | R. A. A. Oldeman 1964 03 Feb 1966 | French Guiana. | |||
| Senna lourteigiana H.S.Irwin & Barneby | R. A. A. Oldeman 1968 04 Feb 1966 | French Guiana. | |||
| Senna tenuifolia (Vogel) H.S.Irwin & Barneby | L. Riedel 168 Apr 1923 | Brazil. In collibus siccis pr. Sumaborio [?]. | 00470047 |  | |
| Senna acuruensis (Benth.) H.S.Irwin & Barneby var. acuruensis | A. L. Brochado 183 with P. E. N. da Silva, 29 Mar 1991 | Brazil. Bahia. Mirorós, municipio de Ibipeba. Fazenda Agropil. | 582481 |  | |
| Senna acuruensis (Benth.) H.S.Irwin & Barneby var. acuruensis | W. N. da Fonseca 409 23 Apr 1981 | Brazil. Bahia. Mirangaba. Folha SC.24-Y-A. Ponto 6. | 582468 |  | |
| Senna latifolia (G.Mey.) H.S.Irwin & Barneby | J.-J. de Granville B4426 28 Apr 1972 | French Guiana. Route de l' Aérodrome de Saül - Région de Saül. | |||
| Senna latifolia (G.Mey.) H.S.Irwin & Barneby | P.-A. Loizeau 612 08 Feb 1987 | French Guiana. | |||
| Senna latifolia (G.Mey.) H.S.Irwin & Barneby | R. A. A. Oldeman 1976 05 Feb 1966 | French Guiana. | |||
| Senna latifolia (G.Mey.) H.S.Irwin & Barneby | N. Marshall 176 Aug 1987 | French Guiana. | |||
| Senna latifolia (G.Mey.) H.S.Irwin & Barneby | C. Moretti 433 Apr 1976 | French Guiana. | |||
| Senna aculeata (Benth.) H.S.Irwin & Barneby | C. D. Johnson 4809 19 Mar 1989 | Venezuela. Barinas. 31 km S of Barinas. | 1586186 | ||
| Senna occidentalis (L.) Link | A. Gely 46 18 Sep 1979 | French Guiana. | |||
| Senna occidentalis (L.) Link | W. M. Andrade 163 with L. S. Figueirêdo, 16 Sep 1998 | Brazil. Pernambuco. Fazenda Nova. Faz. Araras. | 515637 |  | |
| Senna occidentalis (L.) Link | J.-J. de Granville 2809 06 Mar 1977 | French Guiana. | |||
| Senna occidentalis (L.) Link | H. J. Burgot 1419 02 Oct 1974 | French Guiana. Saint-Laurent-du-Maroni. Village of Saül. | |||
| Senna occidentalis (L.) Link | J. B. Walker 1120 25 Nov 1994 | United States of America. Florida. Polk Co. 5km S of Lake Wales, at edge of Blue Lake. | 42547 |  | |
| Senna occidentalis (L.) Link | R. J. Shuttleworth 152 1842 | Brazil. Bahia. | 515644 |  | |
| Senna occidentalis (L.) Link | J. S. Blanchet 844 1831 | Brazil. Bahia. In Brasilia tropica, circa Bahia. | 515640 |  | |
| Senna mandonii (Benth.) H.S.Irwin & Barneby | J. Steinbach 8232 13 Oct 1928 | Bolivia. Santa Cruz. Tal des Rio Fuerto. Samaipata. | 1746053 | ||
| Senna cana var. phyllostegia H.S.Irwin & Barneby | E. Pereira 9658 23 Jan 1965 | Brazil. Bahia. Entre Itiruçú e Maracás. | holotype | 4848 |  |
| Senna acuruensis var. interjecta H.S.Irwin & Barneby | L. Duarte 446 18 Jul 1964 | Brazil. Bahia. 25 km de Salgueiro. | isotype | 4838 |  |
| Senna roemeriana (Scheele) H.S.Irwin & Barneby | R. T. Clausen 7649 06 May 1949 | United States of America. Texas. Bell Co. 1 mile south of Temple. | 1582486 |  | |
| Senna silvestris var. guaranitica (Chodat & Hassl.) H.S.Irwin & Barneby | O. dos S. Ribas 2425 with L. B. S. Pereira, 02 Feb 1998 | Brazil. Mato Grosso do Sul. (mun. Guia Lopes da Laguna). Rod. MS 382, 20 km NW de Guia Lopes da Laguna. | 00469881 |  | |
| Senna pendula var. meticola H.S.Irwin & Barneby | J. J. Wurdack 39964 with J. V. Monachino, 17 Dec 1955 | Venezuela. Apure. Around E outskirts of Puerto Paez, Río Orinoco at mouth of Río Meta. | holotype | 4877 |  |
| Senna roemeriana (Scheele) H.S.Irwin & Barneby | L. C. Higgins 23812 25 Jun 2002 | United States of America. New Mexico. Socorro Co. 18 miles west of Socorro along Hwy 60. | 1582499 |  | |
| Senna spectabilis (DC.) H.S.Irwin & Barneby | D. E. Atha 862 with T. A. Zanoni, 30 Nov 1994 | Puerto Rico. Hormigueros. Rte 346, 0.5km N of Rte 345. | 00040793 |  | |
| Senna septemtrionalis (Viv.) H.S.Irwin & Barneby | J. S. Hall 7909 with Susan M. Bockus, 25 Aug 1976 | Nicaragua. Matagalpa. Santa María de Ostuma, N of Matagalpa. | 658423 |  | |
| Senna x floribunda (Cav.) H.S.Irwin & Barneby | W. E. Hess 1425 05 May 1913 | Puerto Rico. Monte Alegrillo. | 00658425 |  | |
| Senna pendula var. recondita H.S.Irwin & Barneby | R. Reitz 603 with Klein, 15 Jul 1953 | Brazil. Santa Catarina. Praia Braba, Itajaí. | holotype | 435833 |  |
| Senna roemeriana (Scheele) H.S.Irwin & Barneby | R. C. Barneby 14459 15 Jun 1966 | United States of America. New Mexico. Guadalupe Co. Pecos River near Dilia. | 1582519 |  | |
| Senna neglecta (Vogel) H.S.Irwin & Barneby var. neglecta | J. E. Leite 2366 Jan 1943 | Brazil. Rio Grande do Sul. Estado do Rio Grando do Sul. Sao Salvador. | 515555 |  | |
| Senna nitida (Rich.) H.S.Irwin & Barneby | D. E. Atha 826 with T. A. Zanoni, 24 Nov 1994 | Puerto Rico. Caguas. Bo. Borin, Rte 179, 16.9km N of Guayama. | 00040769 |  | |
| Senna quinquangulata var. meizonoloba H.S.Irwin & Barneby | J. B. Walker 1817 with N. Yakimov, 05 Feb 1996 | United States of America. Florida. Miami-Dade Co. Coral Gables. Fairchild Tropical Garden, Plot #185. | 43665 |  | |
| Senna roemeriana (Scheele) H.S.Irwin & Barneby | N. H. Holmgren 7413 with Patricia K. Holmgren, 26 Aug 1973 | United States of America. New Mexico. Lincoln Co. North side of Capitan Mountains, New Mexico route 48, 12 airline miles east of Encinoso. | 1582522 |  | |
| Senna tropica (Vell.) H.S.Irwin & Barneby | A. C. Brade 21204 14 Feb 1952 | Brazil. Rio de Janeiro. Serra dos Orgaos. | 00470066 |  | |
| Senna tropica (Vell.) H.S.Irwin & Barneby | L. Riedel 1291 Apr 1833 | Brazil. Rio de Janeiro. In callim. umbr. pe. Pertininga. | 00470069 |  | |
| Senna tropica (Vell.) H.S.Irwin & Barneby | A. P. Duarte 1503 12 Oct 1948 | Brazil. Rio de Janeiro. Represa do Xerem. | 00470065 |  | |
| Senna tropica (Vell.) H.S.Irwin & Barneby | L. Riedel 1122 Oct 1832 | Brazil. Rio de Janeiro. In callibus fructicetis umbrosis Corcovado. | 00470070 |  |