root-boring weevil (Hylobius transversovittatus) in EDDMapS Representative Photos

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root-boring weevil (<em>Hylobius transversovittatus</em>) adult(s) on purple loosestrife (<em>Lythrum salicaria</em>)

Eric Coombs, Oregon Department of Agriculture, Bugwood.org

root-boring weevil (Hylobius transversovittatus) adult(s) on purple loosestrife (Lythrum salicaria)

caused by larvae

Bernd Blossey, Cornell University, Bugwood.org

caused by larvae

root-boring weevil (<em>Hylobius transversovittatus</em>) adult(s) on purple loosestrife (<em>Lythrum salicaria</em>)

Mark Schwarzlander, University of Idaho, Bugwood.org

root-boring weevil (Hylobius transversovittatus) adult(s) on purple loosestrife (Lythrum salicaria)

In stem

Gary L. Piper, Washington State University, Bugwood.org

In stem

root-boring weevil (<em>Hylobius transversovittatus</em>) egg(s) on purple loosestrife (<em>Lythrum salicaria</em>)

Gary L. Piper, Washington State University, Bugwood.org

root-boring weevil (Hylobius transversovittatus) egg(s) on purple loosestrife (Lythrum salicaria)

In root

Eric Coombs, Oregon Department of Agriculture, Bugwood.org

In root

purple loosestrife before release of Galerucella pusilla

Eric Coombs, Oregon Department of Agriculture, Bugwood.org

purple loosestrife before release of Galerucella pusilla

a member of the

Norman E. Rees, USDA Agricultural Research Service - Retired, Bugwood.org

a member of the "Stillwater Project" inserting eggs into stems at a research site

purple loosestrife after release of Galerucella pusilla

Eric Coombs, Oregon Department of Agriculture, Bugwood.org

purple loosestrife after release of Galerucella pusilla