Polystepha americana

Complete

Family: Cecidomyiidae (Midge) | Genus: Polystepha

Hosts: Quercus rubra
Detachable: Integral
Color: brown, green, black
Texture: hairless
Abundance:
Shape: spindle
Season: Fall
Alignment: integral
Walls: thin
Location: lower leaf, leaf midrib, on leaf veins
Form: tapered swelling, hidden cell
Cells: monothalamous
Possible Range:
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On Quercus rubra

Image by Nick Furlan © CC-BY

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License: CC-BY
Attribution:
Creator: Nick Furlan
Uploader: adamjameskranz
Last Modified: adamjameskranz
Caption: On Quercus rubra
Gall image
Image by Nick Furlan © CC-BY
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Further Information (5)

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License: All Rights Reserved


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Created Feb 4, 2026 1:47 PM UTC Last updated Feb 4, 2026 1:47 PM UTC