larch dwarf mistletoe (Arceuthobium laricis ) on western larch (Larix occidentalis ) - 1241490

larch dwarf mistletoe
Arceuthobium laricis (Piper) St. John

Host: western larch (Larix occidentalis Nutt.)
Descriptor: Damage
Description: Witches brooms often indicate dwarf mistletoe infection. Brooms result from a proliferation of small twigs on a branch. Western larch is a species which generally form large, distinct brooms in response to dwarf mistletoe infections. Infection tend to be most severe in the lower portions of the crowns.
Image location: United States

Photographer Information

Name: USDA Forest Service - Region 10 - Alaska Archive
Organization: USDA Forest Service
Country: United States

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Image Number: 1241490

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Image Citation:(?) USDA Forest Service - Region 10 - Alaska Archive, USDA Forest Service, Bugwood.org

Node Affiliation: University of Georgia

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Image uploaded on Wednesday, April 14, 2004
Image Information last updated on Monday, May 17, 2004