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Volume 108, Number 4 (2001)

Issue cover date: December 2001

Front Matter

General Interest Articles

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Invasive Species in Iowa: An Introduction p. 105-106
James J. Dinsmore and Neil P. Bernstein

Research

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More than a Century of Change in the Ames, Iowa Flora (1859-2000) p. 124-141
William R. Norris, Mark P. Widrlechner, Deborah Q. Lewis, Jimmie D. Thompson, and Richard O. Pope

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Iowa's Non-native Graminoids p. 142-153
Thomas R. Rosburg

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Forest Invasives in Iowa: Current Problems and Future Issues p. 181-184
John Walkowiak and John Haanstad

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Ecological Problems With Iowa's Invasive and Introduced Fishes p. 185-209
Neil P. Bernstein and John R. Olson

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Non-Native Amphibians and Reptiles in Iowa p. 210-211
James L. Christiansen

Back Matter