| 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 |
| Dalea pringlei var. multijuga Barneby, 1977 |
| Dalea pringlei var. oxyphyllidia Barneby, 1977 |
| Dalea pringlei var. pringlei A. Gray, 1882 |
| Dalea procumbens Moc. & Sessé ex DC., 1825 |
| Dalea prostrata Ortega, 1798 |
| Dalea pseudocorymbosa A.E. Estrada & Villarreal, 2008 |
| Dalea pueblensis Brandegee, 1910 |
| Dalea pulchella G. Don, 1832 |
| Dalea pulchella Moric., 1836 |
| Dalea pulcherrima Sessé & Moc. ex G. Don, 1832 |