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Dawn Dailey O'Brien's Images

Title: Extension Support Specialist
Organization: Cornell University
Unit: Plant Pathology
Country: United States

Dawn has been the editor of Branching Out, an IPM newsletter for trees and shrubs produced at the Department Plant Pathology and Plant-Microbe Biology at Cornell University since 1996. In addition to her role as editor, Dawn works for the department as webmaster where she designed and maintains the department web site as well as the Vegetable Disease website, Veg MD Online.
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9 Images of 7 Subjects View Subject List View Image Details View Thumbnails

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Image Subject Name Scientific Name Description
5458622 blade spruce Gall adelgid Adelges laricis Eggs are laid at the base of needles. The newly hatched black colored nymphs can be seen on the needles in this photo.
5458623 blade spruce Gall adelgid Adelges laricis Waxy secretion on larch needles.
5458624 blade spruce Gall adelgid Adelges laricis Eggs are laid at the base of needles.
5458600 question mark Polygonia interrogationis Question Mark Caterpillar Larva.
5458617 viburnum leaf beetle Pyrrhalta viburni Viburnum leaf beetle egg masses are laid on terminal twigs of viburnums.
5458360 mountain-ash sawfly Pristiphora geniculata
5458355 euonymus caterpillar Yponomeuta cagnagella Euonymus caterpillars in web.
5458356 ocellate gall midge Acericecis ocellaris Eyespot gall on a red maple leaf caused by the larvae of a midge.
5458049 elm sawfly Cimbex americana Elm sawfly larva on a birch tree leaf in September.

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