| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Senna confinis (Greene) H.S.Irwin & Barneby | J. L. León de la Luz 6114 with Doug Goldman, 22 Mar 2005 | Mexico. Baja California Sur. About 100 ft above the bottom of Arroyo Las Parras, along the edge of the road between San Janvier & Loreto, about 3.4 mi W of the intersection with Mexico Rt. 1. | 1583049 |  | |
| Senna confinis (Greene) H.S.Irwin & Barneby | T. F. Daniel 2395 with M. Butterwick, M. Gallagher, D. Keil, M. Mohlenbrock, 8 Jan 1983 | Mexico. Baja California Sur. Loreto Mun. Along Hwy. 1 by Bahía Concepción, 14.1 mi N of Microondas Rosarito, B.C.S. | 554858 |  | |
| Senna confinis (Greene) H.S.Irwin & Barneby | M. O. Dillon 1974 with E. Rodríguez, J. West, C. Sternburg & M. Behl, 28 Mar 1981 | Mexico. Baja California Sur. Mulege. Ca. 6 mi S of Mulege, B.C.S. | 554855 |  | |
| Senna confinis (Greene) H.S.Irwin & Barneby | L. Constance 3138 11 Feb 1947 | Mexico. Baja California Sur. Immediately east of San Ignacio, B.C.S. | 554856 |  | |
| Senna confinis (Greene) H.S.Irwin & Barneby | E. W. Nelson 7208 with Goldman, 5 Oct 1905 | Mexico. Baja California Sur. Mulege. Aguaje de San Esteban, Lower California. | 554860 |  | |
| Senna confinis (Greene) H.S.Irwin & Barneby | R. S. Ferris 8696 15 Mar 1934 | Mexico. Baja California Sur. Santa Rosalia. | 554863 |  | |
| Senna confinis (Greene) H.S.Irwin & Barneby | T. S. Brandegee 540 Mar 1889 | Mexico. Baja California. San Gregorio, Baja California. | 554857 |  | |
| Senna confinis (Greene) H.S.Irwin & Barneby | R. S. Cowan 2309 16 Feb 1963 | Mexico. Baja California. Ensenada Mun. behind village of Bahía de los Angeles, B.C. | 554859 |  | |
| Senna confinis (Greene) H.S.Irwin & Barneby | J. N. Rose 16692 6 Apr 1911 | Mexico. Baja California Sur. Mulege. Head of Concepcion Bay. | 554861 |  | |
| Senna confinis (Greene) H.S.Irwin & Barneby | J. N. Rose 16592 1 Apr 1911 | Mexico. Baja California. Tijuana Mun. Agua Verde, Lower California. | 554862 |  |