Ascomycetes
- Asco France
- Ascomycetes 1
- Ascomycetes 2
- Cybertruffle Ascos
- Geoglossaceae
- Helotiales Olanda
- Helvellaceae in North-West Pacific
- Hypomyces
- Mollisia
- Peziza Nord-America
- Sarcoscypha Europa and North America
- Xylariaceae
Basidiomycetes
- Agaricales of Costa Rican oak forests
- Armillaria in North America
- Basidiomycetes of the Greater Antilles
- Boletales
- Cortinarius subgenus Dermocybe
- Entoloma Noordeloos
- Flegmacyum
- Hydnaceous Fungi of Central Europe
- Hygrocybe
- Leccinum in Central and Western Europe
- Mushrooms
- Mushrooms Atlas
- MycenaPage:myco
- Myco Normandie
- Paxillus andTapinella
- Pholiota Key (german)
- Polyporaceae Czech Collection
- Studies in the Amanitaceae
- The Boletes of California
- Tomentella
Lichenology
- Armenian Lichens
- Consortium of North American Lichens
- Into the World of Lichens
- Key and Literature Guide to the Genera of Lichenized Fungi (Lichens) in the Neotropics
- Key to Gomphillus of Eastern North America
- Key to Lime-loving Lichens of Eastern North America
- Key to the Genus Ophioparma in Eastern North America
- Key to the Genus Parmelia Sensu Stricto in Eastern North America
- Key to the Lichen Genera of the Guianas
- Keys to Genera & Species of Caliciales in Norway
- LIAS – A Global Information System for Lichenized and Non-Lichenized Ascomycetes
- Lichen Determination Keys Available on the Internet
- Lichen Determination Keys: Hyperphyscia
- Lichen Determination Keys: Megalosporaceae
- Lichen Determination Keys: Neotropical Hypotrachyna
- Lichen Determination Keys: Neotropical Parmotrema
- Lichen Determination Keys: Neotropical Stereocaulon
- Lichen Determination Keys: Relicina
- Lichen Flora of Latvia
- Lichen Flora of Latvia – Red List Lichen Species
- Lichen Order Caliciales
- Lichenfield
- Lichenicolous Fungi
- Lichens from Romania
- Lichens of British Columbia, Illustrated Keys: Part 1, Foliose and Squamulose Species
- Lichens of Ireland
- Lichens of the Ozarks: Key to Bacidia, Bacidina, Fellhanera and Some Other Species with a Similar Type of Spores
- Lichens of the Ozarks: Key to Protoblastenia
- Podetiate Lichens of Highland Ecuador
- Red List of Endangered Lichens in Austria
- Red List of Threatened Lichens of Japan
Myxomycetes
- Echinosteliales (Myxomycetes): an INTKEY Package for Interactive, Illustrated Identification and Information Retrieval
- Global Biodiversity of Eumycetozoans
- Great Smoky Mountains National Park, Slime Molds Checklist
- Introduction to the “Slime Molds”
- Key to Protostelid
- Magic of the Myxomycetes
- Myxomycetes
- Slime Moulds
- What are Slime Moulds?