Asphondylia gnaphalium-stem-swelling
The inducer of this gall is unknown or undescribed.
Family: Cecidomyiidae | Genus: Asphondylia
Hosts: Gnaphalium sp
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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
“
Stem swelling...Asphondylia sp.
Plant hairs are longer around the swellings than elsewhere on the stem. Host: Gnaphalium sp. Distr.: Oregon.
”- Raymond J. Gagne: (1989) The plant-feeding gall midges of North America©
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Unless noted otherwise in the ID Notes, observations of this gall are collected in the Observation Field Gallformers Code with value gnaphalium-stem-swelling on iNaturalist. You can view them here:
