Asphondylia betheli
The inducer of this gall is unknown or undescribed.
Family: Cecidomyiidae | Genus: Asphondylia
Hosts: Opuntia engelmannii / Opuntia macrorhiza
Detachable: detachable
Color: brown, pink, yellow, green, purple
Texture: hairless
Abundance:
Shape: conical
Season: Spring
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Location: fruit
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Possible Range:i
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Our ID Notes may contain important tips necessary for distinguishing this gall from similar galls and/or important information about the taxonomic status of this gall inducer.
The plant-feeding gall midges of North America
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Asphondylia betheli
Swollen fruit
Seeds fail to develop, and infested fruit persist on the plant longer than uninfested fruit
Infested fruit shrivel and drop off following the exit of adults
Hosts: Opuntia macrorhiza, Opuntia spp.
Distr: Colorado to California, south to Texas and Oaxaca
”- Raymond J. Gagne: (1989) The plant-feeding gall midges of North America©
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