Harmandiola p-tremuloides-bumpy-bead-gall

Complete

The inducer of this gall is unknown or undescribed.

Gallformers Code:

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Family: Cecidomyiidae (Midge) | Genus: Harmandiola

Hosts: Populus tremuloides

Detachable: Integral

Color: red, green

Texture: hairy, hairless

Abundance:

Shape: globular

Season: Summer

Alignment: erect, integral

Walls: slit

Location: upper leaf, lower leaf, leaf midrib, on leaf veins, between leaf veins

Form:

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)

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

License: Public Domain / CC0

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

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