Author
Royal Society (Great Britain)
16
British Ecological Society
4
Tissue Culture Association
4
Association of Avian Veterinarians
3
New York Botanical Garden
3
American Association of Stratigraphic Palynologists
2
American Microscopical Society
2
American Society of Plant Taxonomists
2
Chesapeake Biological Laboratory
2
Cooper Ornithological Club
2
Ecological Society of America
2
Florida Entomological Society
2
Humboldt Field Research Institute
2
Kansas Academy of Science
2
Missouri Botanical Garden
2
Ohio Herpetological Society
2
Paleontological Society
2
Radiation Research Society (U.S.)
2
Rockefeller Institute
2
Scandinavian Ornithologists' Union
2
Society for In Vitro Biology
2
Society for Northwestern Vertebrate Biology
2
Society for Range Management
2
Torrey Botanical Club
2
Academy of Natural Sciences of Philadelphia
1
Agassiz Association. Sullivant Moss Chapter
1
Allee, W. C. (Warder Clyde), 1885-1955
1
American Arachnological Society
1
American Association for the Advancement of Science
1
American Bryological Society
1
American Entomological Society
1
American Museum of Natural History. Dept. of Micropaleontology
1
American Society for Cell Biology
1
American Society of Ichthyologists and Herpetologists
1
American Society of Limnology and Oceanography
1
American Society of Mammalogists
1
American Society of Microscopists
1
American Society of Naturalists
1
American Society of Parasitologists
1
Arizona Academy of Science
1
Arizona-Nevada Academy of Science
1
Association for Politics and the Life Sciences (U.S.)
1
Association for Tropical Biology
1
Association of Field Ornithologists
1
Association of Regional Weed Control Conferences
1
Beta Beta Beta Biological Fraternity
1
Beta Beta Beta Biological Society
1
Botanický ústav (Československá akademie věd)
1
Botanický ústav AV ČR
1
Botanischer Garten und Botanisches Museum (Berlin, Germany)
1
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