| Palafoxia leucophylla A. Gray, 1870 |
| Palafoxia lindenii A. Gray, 1852 |
| Palafoxia linearis (Cav.) Lag., 1816 |
| Palafoxia linearis var. glandulosa B.L. Turner & M.I. Morris, 1975 |
| Palafoxia linearis var. linearis (Cav.) Lag., 1816 |
| Palafoxia pedata (Cav.) Shinners, 1949 |
| Palafoxia riograndensis Cory, 1946 |
| Palafoxia rosea (Bush) Cory, 1946 |
| Palafoxia rosea var. ambigua Shinners, 1952 |
| Palafoxia rosea var. rosea (Bush) Cory, 1946 |
| Palafoxia sphacelata (Nutt. ex Torr.) Cory, 1946 |
| Palafoxia texana DC., 1836 |
| Palafoxia texana var. ambigua (Shinners) B.L. Turner & M. Morris, 1976 |
| Palafoxia texana var. robusta (Rydb.) B.L. Turner & M. Morris, 1976 |
| Palafoxia texana var. texana DC., 1836 |
| Paleista Raf., 1837 |
| Pallasia L'Hér. ex Aiton, 1789 |
| Paneroa E.E. Schill., 2008 |
| Paneroa stachyofolia (B.L. Rob.) E.E. Schill., 2008 |
| Parthenice A. Gray, 1853 |