Cristulariella quercus-concentric-spot

In Progress

The inducer of this gall is unknown or undescribed.

Gallformers Code:

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Family: Sclerotiniaceae (Fungus) | Genus: Cristulariella

Detachable: Integral
Color: brown, gray, tan
Texture: hairless
Abundance:
Shape:
Season: Fall
Alignment: integral
Walls:
Location: upper leaf, lower leaf, between leaf veins
Form: non-gall, leaf spot
Cells: not applicable
Possible Range:
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Gall image
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On Quercus montana

Image by Ken Kneidel © Public Domain / CC0

Image Details

Gall image
Source:
License: Public Domain / CC0
Attribution:
Creator: Ken Kneidel
Uploader: adamjameskranz
Last Modified: adamjameskranz
Caption: On Quercus montana
Gall image
Image by Ken Kneidel © Public Domain / CC0
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No further information available for this species.

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