| Papyrus antiquorum Willd., 1815 |
| Papyrus comosa Kunth, 1815 |
| Papyrus elegans Schrad. ex Nees, 1842 |
| Phaeocephalum Ehrh. ex House, 1920 |
| Phaeocephalum filifolium (A. Gray) House, 1920 |
| Psilocarya Torr., 1836 |
| Psilocarya nitens (Vahl) Alph. Wood, 1870 |
| Psilocarya robusta (Kunth) Nees, 1842 |
| Psilocarya rufa Nees, 1842 |
| Psilocarya velutina (Kunth) Nees, 1842 |
| Pycreus P. Beauv., 1816 |
| Pycreus albomarginatus Mart. & Schrad. ex Nees, 1842 |
| Pycreus angulatus Nees, 1834 |
| Pycreus aschenbornianus (Boeckeler) C.B. Clarke, 1908 |
| Pycreus bipartitus (Torr.) C.B. Clarke, 1908 |
| Pycreus densus (Humb. ex Link) C.B. Clarke, 1900 |
| Pycreus flavescens (L.) P. Beauv. ex Rchb., 1830 |
| Pycreus flavescens f. minor (Gaudin) Soó, 1971 |
| Pycreus flavicomus (Michx.) C.D. Adams, 1991 |
| Pycreus fugax (Liebm.) C.D. Adams, 1991 |