| Hohenbuehelia Schulzer, 1866 |
| Hohenbuehelia angustata (Berk.) Singer, 1951 |
| Hohenbuehelia atrocoerulea (Fr.) Singer, 1951 |
| Hohenbuehelia atrocoerulea var. atrocoerulea (Fr.) Singer, 1951 |
| Hohenbuehelia atrocoerulea var. grisea (Peck) Thorn & G. L. Barron, 1986 |
| Hohenbuehelia barbatula (Berk. & M. A. Curtis) Dennis, 1970 |
| Hohenbuehelia geogenia (DC.) Singer, 1951 |
| Hohenbuehelia nigra (Schwein.) Singer, 1951 |
| Hohenbuehelia paraguayensis (Speg.) Singer, 1952 |
| Hohenbuehelia petaloides (Bull.) Schulzer, 1866 |
| Hohenbuehelia petaloides var. petaloides (Bull.) Schulzer, 1866 |
| Hohenbuehelia recedens Singer & Kuthan, 1980 |
| Hohenbuehelia spathulata (Pers.) Singer, 1989 |
| Hohenbuehelia tremula (Schaeff.) Thorn & Barron, 1986 |
| Pleurotaceae Kühner, 1980 |
| Pleurotus (Fr.) P. Kumm., 1871 |
| Pleurotus albidus (Berk.) Pegler, 1983 |
| Pleurotus bajocalifornicus Esteve-Rav., G. Moreno & N. Ayala, 1993 |
| Pleurotus columbinus Quél., 1881 |
| Pleurotus cornucopiae (Paulet) Rolland, 1910 |