Welcome to the Iowa State University Weed Biology Library. The purpose of this site is to make available information about some of our nasty weeds. Much of this information was prepared by ISU students in Agronomy 517, Weed Biology & Ecology in 1991, 1996, 1998. and 2000. For more information about this site, please contact Jack Dekker
SPECIAL TOPICS
WEED SPECIES, BY PLANT FAMILY
Amaranthaceae
Apocynaceae
Asclepiadaceae
Chenopodiaceae
Compositae
Cyperaceae
Gramineae
Labiatae
Lythraceae
Malvaceae
Polygonaceae
Portulacaceae
Solanaceae