General

	Main collectors of lichens E. Acharius, T. Ahti, P. Alanko, E. Almquist, A. Aptroot, F. Arnold, A. L. Backman, L. G. Biazrov, M. Brenner, V. F. Brotherus, H. Bruun, A. R. Burgaz, L. Fagerström, N. I. Fellman, T. Goward, V. Haikonen, R. Hakulinen, E. Häyrén, D. Himelbrant, A. J. Huuskonen, H. A. Imshaug, M. Kääntönen, L. E. Kari, T. Koponen, A. Koskinen, V. Krohn, A. Kullhem, M. Kuusinen, G. Kvist, G. Lahm, M. Laurila, K. Linkola, G. Lång, K. S. Mereschkowsky, L. Myllys, J. P. Norrlin, W. Nylander, R. Ochyra, J. Pykälä, P. Ranta, J. Rikkinen, V. Räsänen, G. W. Scotter, R. Skytén, M. Sohrabi, S. Stenroos, C. Steven, M. Stjernberg, H. Streimann, K. Takala, P. Uotila, E. A. Vainio, O. Vitikainen, H. Vänskä, H. Väre, F. Wilms, F. R. M. Wilson.
Mainly Argentina (esp. Tierra del Fuego), Antarctica, Australia, Brazil (esp. Minas Gerais), Canada (esp. Newfoundland, British Columbia, Ontario, Northwest Territories, Yukon), Central Europe, China (esp. Hunan, Yunnan), Chile (esp. Magallanes), Colombia, Estonia, Finland, France, Guyana, Iran, Japan, NW Russia (esp. Karelia, Murmansk and Leningrad Regions), Russian Siberia and Far East (Khabarovsk and Krasnoyarsk Territories, Magadan Region, Sakha Republic), Papua New Guinea, New Zealand, Macaronesia (esp. Madeira, La Palma), Mongolia, Scandinavia, Taiwan, Turkey, U.S.A. (esp. Alaska, California, Michigan, North Carolina, Oregon), Vanuatu, Venezuela.
	Main collectors of other fungi P. Alanko, M. Härkönen, V. Haikonen, H. Harmaja, V. Heikinheimo, V. Hintikka, P. Höijer, L. E. Kari, P. A. Karsten, I. Kukkonen, M. Korhonen, H. Kotiranta, V. Kujala, I. Kytövuori, L. Laine, M. Laurila, V. Lehtola, J. I. Liro (Lindroth), O. Lönnbohm, O. Miettinen, T. Niemelä, E. Ohenoja, A. Rauhala, H. Roivainen, R. Saarenoksa, T. Saarimäki, P. Salo, J. Schnabl (Bavaria, orig. herbarium), A. Thesleff, R. Tuomikoski, T. Ulvinen.
Mainly Argentina (esp. Tierra del Fuego), Canada, China, Estonia, Finland, France, Kenya, Poland, NW Russia (esp. Karelia, Leningrad Region), Scandinavia, Siberia (esp. Irkutsk Region, Sakha Republic), Taiwan, Tanzania, Turkey.

Specific

Agaricales
L. Fagerström, C.-A. Haeggström, V. Haikonen, M. Härkönen, H. Harmaja, V. Hintikka, P. Karhula, P. A. Karsten, M. Korhonen, I. Kytövuori, K. Liimatainen, N. Malmström, T. Niskanen, W. Nyberg, T. Rautavaara, J. Ruotsalainen, T. Saarimäki, P. Salo, O. von Schulmann, R. Tuomikoski.
Mainly Finland, Scandinavia, Estonia, NW Russia, Tanzania, Kenya, Malawi.

Aphyllophoroid fungi
Y. C. Dai, L. Fagerström, V. Haikonen, P. A, Karsten, J. Kinnunen, H. Kotiranta, V. Kujala, L. Laine, M. Laurila, O. Manninen, O. Miettinen, T. Niemelä, P. Oinonen, R. Penttilä, P. Renvall, L. Ryvarden, R. Saarenoksa, D. Schiegel, V. Spirin, S. H. Wu.
Mainly Finland, Scandinavia, Estonia, NW Russia, Poland, Siberia, China, Taiwan, Indonesia, East Africa, Canada (Northwest Territories, Québec). Numerous type specimens.

Pyrenomycetous fungi
P. Alanko, V. Heikinheimo, P. A. Karsten, V. Kujala, M. Laurila, K. Mäkelä, W. Nylander, H. Roivainen, J. Schnabl, U. Söderholm, C. G. Tigerstedt.
Mainly from NW Europe. Many type specimens.

Discomycetous fungi
V. Haikonen, H. Harmaja, P. A. Karsten, M. Korhonen, V. Kujala, W. Nyberg, W. Nylander, P. Salo.
Mainly NW Europe. Many type specimens.

Rust fungi
T. Ahti, P. Alanko, V. Haikonen, V. Heikinheimo, P. A. Karsten, J. I. Liro (Lindroth), A. Rauhala, H. Roivainen.
Mainly from Finland, Scandinavia, NW Russia, Spain, Argentina. Many type specimens.

Smut fungi
P. Alanko, P. A. Karsten, I. Kukkonen, V. B. Lehtola, J. I. Liro (Lindroth), A. Rauhala, H. Roivainen, V. Salo.
Mainly from Finland, Scandinavia, NW Russia, Canada, Argentina. Ongoing research on molecular taxonomy of Anthracoidea (by V. Salo) and on a smut checklist of Finland and Russian Karelia (by P. Alanko). Many type specimens.

Powdery mildews
A very large collection, mainly from Finland, also Scandinavia, Russia. Ongoing research on a catalogue and distribution of Finnish species (by P. Alanko and P. Salo).

Downy mildews
P. Alanko, H. Roivainen. Mainly from Finland and Scandinavia.

Slime molds
M. Härkönen, T. J. Hintikka, P. A. Karsten, K. Pekkala, J. Rikkinen, T. Saarimäki, T. Ukkola, P.-G. Wikström.
Mainly Finland, Tanzania, China (Hunan), Oregon, Netherlands, Scandinavia, Turkey, Gambia. Many type specimens.