| Pinaropappus mojadanus B.L. Turner, 1996 |
| Pinaropappus multicaulis Brandegee, 1912 |
| Pinaropappus parvus S.F. Blake, 1924 |
| Pinaropappus parvus var. parvus S.F. Blake, 1924 |
| Pinaropappus pattersonii B.L. Turner, 1992 |
| Pinaropappus pooleanus B.L. Turner, 1992 |
| Pinaropappus powellii B.L. Turner, 1996 |
| Pinaropappus roseus (Less.) Less., 1832 |
| Pinaropappus roseus var. maculatus McVaugh, 1972 |
| Pinaropappus roseus var. roseus (Less.) Less., 1832 |
| Pinaropappus scapiger Walp., 1841 |
| Pinaropappus spathulatus Brandegee, 1906 |
| Pinaropappus spathulatus var. chiapensis McVaugh, 1972 |
| Pinaropappus spathulatus var. spathulatus Brandegee, 1906 |
| Pingraea Cass., 1826 |
| Pingraea rhexioides (Kunth) F.H. Hellw., 1993 |
| Pingraea salicifolia (Ruiz & Pav.) F.H. Hellw., 1993 |
| Pionocarpus S.F. Blake, 1916 |
| Pionocarpus madrensis (S. Watson) S.F. Blake, 1916 |
| Pippenalia McVaugh, 1972 |