| Title | Observationes Mycologicae. Kjobenhavn |
| Abbreviation | Observ. Mycol. (Fr.) |
| Variant title: | Observationes Mycologicae (Fries) |
| Authors | E. M. Fries |
| Publication Dates | Part 1, 1815; part 2, 1818 |
| URL | vol. 1: http://books.google.com/books?vid=HARVARD32044106421084&printsec=titlepage#v=onepage&q=&f=false |
| TL2 | 1.863 |
| Remarks | vol. 2: http://books.google.com/books?vid=HARVARD32044106422496&printsec=titlepage#v=onepage&q=&f=false |
The Harvard University Herbaria hold 4 type specimens of taxa described in this publication
Corticium sulphureum Persoon: Fries [Type] 1796, 1: 38Russula emetica (Schaeffer) Persoon: Fries [Type] 1796, 1: 100
Sphaeria resinae Fries [Isolectotype] 1815, 1: 180
Sphaeria resinae Fries [Isolectotype] 1815, 1: 180