| Dalea peninsularis (Rose) Bullock, 1939 |
| Dalea phleoides (Torr. & A. Gray) Shinners, 1949 |
| Dalea pilifera (Rydb.) Bullock, 1939 |
| Dalea pinetorum Gentry, 1950 |
| Dalea pinetorum var. anilantha Barneby, 1977 |
| Dalea pinetorum var. pinetorum Gentry, 1950 |
| Dalea piptostegia Barneby, 1977 |
| Dalea plantaginoides Barneby, 1977 |
| Dalea platystegia Schauer, 1889 |
| Dalea plumosa S. Watson, 1886 |
| Dalea pogonathera A. Gray, 1849 |
| Dalea pogonathera var. pogonathera A. Gray, 1849 |
| Dalea pogonathera var. walkerae (Tharp & F.A. Barkley) B.L. Turner, 1956 |
| Dalea polycephala (Rydb.) Bullock, 1939 |
| Dalea polygonoides A. Gray, 1853 |
| Dalea polygonoides var. anomala (Jones) Morton, 1945 |
| Dalea polygonoides var. laevituba Kearney & Peebles, 1939 |
| Dalea polyphylla M. Martens & Galeotti, 1843 |
| Dalea polystachya (Sessé & Moc.) Barneby, 1977 |
| Dalea pringlei A. Gray, 1882 |