| Pycreus flavescens (L.) P. Beauv. ex Rchb., 1830 |
| Pycreus flavicomus (Michx.) C.D. Adams, 1991 |
| Pycreus fugax (Liebm.) C.D. Adams, 1991 |
| Pycreus helvus (Liebm.) C.B. Clarke, 1900 |
| Pycreus laevigatus (L.) Nees, 1836 |
| Pycreus lagunetto (Steud.) C.B. Clarke, 1901 |
| Pycreus lanceolatus (Poir.) C.B. Clarke, 1894 |
| Pycreus macrostachyos (Lam.) J. Raynal, 1969 |
| Pycreus melanostachyus (Kunth) C.B. Clarke, 1901 |
| Pycreus melanostachyus var. variegatus (Kunth) C.B. Clarke, 1908 |
| Pycreus mucronatus (Rottb.) Nees, 1834 |
| Pycreus niger (Ruiz & Pav.) Cufod., 1970 |
| Pycreus odoratus (L.) C.B. Clarke, 1900 |
| Pycreus piceus (Liebm.) C.B. Clarke, 1908 |
| Pycreus polystachyos (Rottb.) P. Beauv., 1816 |
| Pycreus polystachyos var. microdontus (Torr.) Govaerts, 2007 |
| Pycreus potosiensis C.B. Clarke, 1908 |
| Pycreus rivularis (Kunth) Palla, 1907 |
| Pycreus sabulosus Mart. & Schrad. ex Nees, 1842 |
| Pycreus unioloides (R. Br.) C.B. Clarke, 1900 |