CCDB → Angiosperms → Leguminosae → Psophocarpus
| Taxon name | Status | Median (n) |
| Psophocarpus grandiflorus R. Wilczek | Accepted | 9 |
| Psophocarpus lancifolius Harms | Accepted | 9 |
| Psophocarpus lecomtei Tisser. | Accepted | 9 |
| Psophocarpus palustris Desv. | Accepted | 10 |
| Psophocarpus scandens (Endl.) Verdc. | Accepted | 9 |
| Psophocarpus tetragonolobus (L.) DC. | Accepted | 9 |
| Psophocarpus palmettorum Guill. & al. | Synonym of Psophocarpus palustris Desv. | 10 |
| Psophocarpus tetragonolobus sensu auct. p.p. | Synonym of Psophocarpus scandens (Endl.) Verdc. | 9 |