Polystepha q-imbricaria-leaf-spot
The inducer of this gall is unknown or undescribed.
Family: Cecidomyiidae | Genus: Polystepha
Hosts: Quercus imbricaria
Detachable: integral
Color: green
Texture: hairless
Abundance:
Shape:
Season: Fall
Related:
Alignment: integral
Walls:
Location: upper leaf, lower leaf, between leaf veins
Form: leaf spot
Cells:
Possible Range:i
Common Name(s):
Synonymy: 
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.
Gallformers ID Notes
“
A flat, near-circular leaf spot, concolorous with the leaf but ringed with a yellow-green halo, with a small papilla in the center above, between leaf veins of Quercus imbricaria. Similar to Polystepha leaf spots induced by P pustuloides and several other species. Observed in September in Virginia.
”- Gallformers Contributors: (2024) Gallformers ID Notes©
Further Information:
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See Also:
Unless noted otherwise in the ID Notes, observations of this gall are collected in the Observation Field Gallformers Code with value q-imbricaria-leaf-spot on iNaturalist. You can view them here:
