Acalitus longisetosus

In Progress

Family: Eriophyidae | Genus: Acalitus

Hosts: Betula pendula / Betula pubescens

Detachable: Integral

Color: red

Texture: erineum

Abundance:

Shape:

Season: Spring, Summer

Alignment:

Walls:

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

Form:

Cells:

Possible Range:

Not an occurrence map: this shows where this gall's hosts grow. In most cases the gall has not been documented throughout this area.

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Photographed in Ohio in June.

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 (3)

Gallformers ID Notes - Gallformers Contributors (2026)

License: Public Domain / CC0

Amrine Catalog - James Amrine (2019)

Plant Parasites of Europe - Willem N. Ellis (2021)

License: CC-BY