| Prosopis mayana R.A. Palacios, 2006 |
| Prosopis mezcalana R.A. Palacios, 2006 |
| Prosopis odorata Torr. & Frém., 1845 |
| Prosopis palmeri S. Watson, 1889 |
| Prosopis pazensis (Britton & Rose) Wiggins, 1950 |
| Prosopis pubescens Benth., 1846 |
| Prosopis reptans Benth., 1841 |
| Prosopis reptans subsp. cinerascens (A. Gray) A.E. Murray, 1983 |
| Prosopis reptans var. cinerascens (A. Gray) Burkart, 1940 |
| Prosopis tamaulipana Burkart, 1976 |
| Prosopis velutina Wooton, 1898 |
| Prosopis yaquiana R.A. Palacios, 2006 |
| Pseudalbizzia Britton & Rose, 1928 |
| Pseudalbizzia adinocephala (Donn. Sm.) E.J.M. Koenen & Duno, 2022 |
| Pseudalbizzia niopoides (Spruce ex Benth.) E.J.M. Koenen & Duno, 2022 |
| Pseudalbizzia sinaloensis (Britton & Rose) E.J.M. Koenen & Duno, 2022 |
| Pseudalbizzia tomentosa (Micheli) E.J.M. Koenen & Duno, 2022 |
| Pseudalbizzia tomentosa var. purpusii (Britton & Rose) E.J.M. Koenen & Duno, 2022 |
| Pseudocassia Britton & Rose, 1930 |
| Pseudocassia anisopetala (Donn. Sm.) Britton & Rose, 1930 |