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Larva of Klamathweed beetle, Chrysolina quadrigemina, on a bud of common St. Johnswort, Hypericum perforatum.

Larva of Klamathweed beetle on a bud of common St. Johnswort.; Oregon Credit: Eric Coombs, Oregon Department of Agriculture, Bugwood.org — Credit: Eric Coombs, Oregon Department of Agriculture, Bugwood.org

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