Klamath Weed Beetle articles - Encyclopedia of Life

Associations

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Foodplant / open feeder
adult of Chrysolina hyperici grazes on flower of Hypericum
Remarks: season: early 6-2

Foodplant / open feeder
adult of Chrysolina hyperici grazes on flower of Hypericum perforatum
Remarks: season: early 6-2
Other: major host/prey

Foodplant / open feeder
adult of Chrysolina hyperici grazes on flower of Hypericum hirsutum
Remarks: season: early 6-2

Foodplant / open feeder
adult of Chrysolina hyperici grazes on flower of Hypericum tetrapterum
Remarks: season: early 6-2

Foodplant / open feeder
adult of Chrysolina hyperici grazes on flower of Hypericum maculatum
Remarks: season: early 6-2

Animal / parasitoid / endoparasitoid
larva of Lebia cruxminor is endoparasitoid of Chrysolina hyperici

Animal / parasitoid / endoparasitoid
larva of Lebia cyanocephala is endoparasitoid of pupa of Chrysolina hyperici

Animal / parasitoid / endoparasitoid
larva of Macquartia dispar is endoparasitoid of larva of Chrysolina hyperici

Animal / parasitoid / endoparasitoid
larva of Macquartia tenebricosa is endoparasitoid of larva of Chrysolina hyperici

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Chrysolina hyperici

provided by wikipedia EN

Chrysolina hyperici, the Saint John's Wort Beetle is a species of beetles of the family Chrysomelidae.^[1]

Life cycle

The species lays up to 2.000 eggs on the host plant during the fall. Larvae emerge in the spring. They spend the winter as adults or eggs.

Distribution

Originally distributed in Europa and Asia, it has been introduced in other places as biological control of Hypericum perforatum.^[2]^[3]^[4]^[5]

References

^ Bugguide.net. Species Chrysolina hyperici - St. Johnswort Beetle
^ Huffaker, C. B. and C. E. Kennett (1959). A ten-year study of vegetation change associated with biological control of Klamath weed. Journal of Range Management 12: 69-82.
^ Peter Jay Morin. Community Ecology. Oxford: Blackwell, 1999. ISBN 0-86542-350-4. P. 106-107.
^ Gilbert Waldbauer. What Good are Bugs?: Insects in the Web of Life. Cambridge: Harvard University Press, 2003. ISBN 0-674-01027-2. P. 158.
^ Richard E. White. A Field Guide to the Beetles of North America. Boston: Houghton Mifflin, 1983. ISBN 0-395-91089-7. P. 296.

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Chrysolina hyperici: Brief Summary