University of Illinois Urbana-Champaign

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Showing 1–30 of 1,775 items
Thumbnail for Distribution of boghead algae in Illinois Basin coal beds
Distribution of boghead algae in Illinois Basin coal beds
Peppers, Russel Allen; Harvey, Richard David

Thumbnail for The filmy fern in Illinois
The filmy fern in Illinois
Evers, Robert August

Thumbnail for Development of paleobotany in the Illinois Basin
Development of paleobotany in the Illinois Basin
Phillips, Tom Lee; Pfefferkorn, Hermann W.; Peppers, Russel A.

Thumbnail for A Biological Survey and Assessment of the Little Vermilion River State Natural Area,
            Vermilion County, Illinois
A Biological Survey and Assessment of the Little Vermilion River State Natural Area, Vermilion County, Illinois
Phillips, Christopher A.; Handel, William C.; Hofmann, Joyce E.; Amundsen, Steven B.

Thumbnail for Vascular Plant Communities of the Green River Lowlands in Northwestern Illinois
Vascular Plant Communities of the Green River Lowlands in Northwestern Illinois
Ebinger, John E.; Phillippe, Loy R.; Handel, William C.; Cunningham, Connie J.; McClain, William E.; Nyboer, Randy N.; Bittner, Todd

Thumbnail for Upper Rock River area assessment
Upper Rock River area assessment
Illinois Department of Natural Resources, Office of Scientific Research; Illinois Department of Natural Resources, Illinois State Water Survey

Thumbnail for Some unusual natural areas in Illinois
Some unusual natural areas in Illinois
Evers, Robert August; Page, Lawrence M.

Thumbnail for Big Muddy River area assessment
Big Muddy River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division

Thumbnail for Hill Prairies of Illinois
Hill Prairies of Illinois
Evers, Robert August

Thumbnail for Field book, Pennsylvanian plant fossils of Illinois
Field book, Pennsylvanian plant fossils of Illinois
Collinson, Charles William; Skartvedt, Romayne