Rhopalomyia s-lateriflorum-spongy-gall

Complete

The inducer of this gall is unknown or undescribed.

Gallformers Code:

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Family: Cecidomyiidae (Midge) | Genus: Rhopalomyia

Hosts: Symphyotrichum lanceolatum / Symphyotrichum lateriflorum / Symphyotrichum praealtum

Detachable: Integral

Color: red, yellow, green

Texture: hairless

Abundance:

Shape:

Season: Summer

Alignment: integral

Walls: spongy

Location: bud, stem

Form: abrupt swelling

Cells:

Possible Range:

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Synonymy (1)

Name	Type	Notes
Unknown s-lateriflorum-spongy-gall	scientific	Previous name

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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.

Further Information (2)

Miscellaneous Records of Cecidomyiidae (Diptera) from the USA - Eiseman, Charles (2025) [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