Asteromyia b-halimifolia-spot-gall

Complete

The inducer of this gall is unknown or undescribed.

Gallformers Code:

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Family: Cecidomyiidae (Midge) | Genus: Asteromyia

Hosts: Baccharis halimifolia

Detachable: Integral

Color: green, purple

Texture: hairless

Abundance:

Shape:

Season: Summer

Alignment: integral

Walls: thin

Location: upper leaf, lower leaf, between leaf veins

Form: leaf spot

Cells: monothalamous

Possible Range:

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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)

A Taxonomic Revision of the Genus Asteromyia (Diptera: Cecidomyiidae) - Raymond J. Gagné (1968) [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