| Picradeniopsis multiflora (Hook. & Arn.) B.G. Baldwin, 2016 |
| Picradeniopsis pringlei (Greenm.) B.G. Baldwin, 2016 |
| Picradeniopsis schaffneri (S. Watson) B.G. Baldwin, 2016 |
| Picradeniopsis schaffneri var. aristata (Rydb.) B.G. Baldwin, 2016 |
| Picradeniopsis schaffneri var. schaffneri (S. Watson) B.G. Baldwin, 2016 |
| Picradeniopsis xylopoda (Greenm.) B.G. Baldwin, 2016 |
| Picris L., 1753 |
| Picris echioides L., 1753 |
| Pinaropappus Less., 1832 |
| Pinaropappus caespitosus Brandegee, 1913 |
| Pinaropappus diguetii McVaugh, 1972 |
| Pinaropappus junceus A. Gray, 1887 |
| 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 |