Tag Archives: tephritid fruit fly

Rabbitbrush Hairy Bud Gall

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A tephritid fruit fly (Procecidochares sp.) induces galls covered with whitish pubescence on rabbitbrush (Chrysothamnus nauseosus). The adult tephritid flies emerge in the late spring or early summer and mate soon afterward. Females oviposit one to six eggs in a … Continue reading

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Old Sagebrush Stem Gall

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The stem gall tephritid fruit fly (Eutreta diana) causes galls to form on tall sagebrush (Artemesia tridentata) following oviposition of a single egg in its axillary or terminal buds. In my last post (“Sagebrush Stem Gall”) I noted that the … Continue reading

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Sagebrush Stem Gall

This gallery contains 6 photos.

The other day I wandered through some tall sagebrush (Artemisia tridentata) on our property (Lookout CA) looking for sagebrush galls. Artemisia species are galled by many species of midges,  tephritid fruit flies and a eriophyid mite. Tall sagebrush (also called … Continue reading

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Rabbitbrush Cotton Gall

This gallery contains 6 photos.

When the sky is blue, the air is chilly and autumn leaves are falling, I simply must get outdoors. Recently, on such a day Leonard and I went to Ash Creek (Lassen County CA). It was gorgeous, however, the wildflowers … Continue reading

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