| Physcia phaea (Tuck) J.W. Thomson, 1963 |
| Physcia picta (Sw.) Nyl., 1855 |
| Physcia poncinsii Hue, 1917 |
| Physcia pseudospeciosa J.W. Thomson, 1963 |
| Physcia setosa (Ach.) Nyl., 1860 |
| Physcia sorediosa (Vain.) Lynge, 1924 |
| Physcia stellaris (L.) Nyl., 1856 |
| Physcia subtilis Degel., 1942 |
| Physcia tenella (Scop.) DC., 1805 |
| Physcia tenellula Moberg, 1997 |
| Physcia tretiachii Moberg, 1997 |
| Physcia tribacia (Ach.) Nyl., 1874 |
| Physcia undulata Moberg, 1986 |
| Physcia villosula Moberg, 1997 |
| Physciaceae Zahlbr., 1898 |
| Physciella Essl., 1986 |
| Physciella chloantha (Ach.) Essl., 1986 |
| Physconia Poelt, 1965 |
| Physconia californica Essl., 2000 |
| Physconia enteroxantha (Nyl.) Poelt, 1966 |