Unknown-cecid g-hirsutula-leafy-gall

Complete

The inducer of this gall is unknown or undescribed.

Gallformers Code:

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Family: Cecidomyiidae (Midge) | Genus: Unknown (Cecidomyiidae)

Hosts: Grindelia hirsutula / Grindelia stricta / Grindelia ×paludosa

Detachable: Integral

Color: gray, green

Texture: leafy

Abundance:

Shape: rosette

Season: Spring, Summer

Alignment: integral

Walls:

Location: bud

Form:

Cells: polythalamous

Possible Range:

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On Grindelia stricta

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.

Further Information (2)

Plant Galls of the Western United States - Russo, Ronald A. (2021) [Link]

Gallformers ID Notes - Gallformers Contributors (2026) [Link]

License: Public Domain / CC0

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