species 7,392 observations

Willow Bead Gall Mite

Aculus tetanothrix

Field notes

Aculus tetanothrix is a species of mite which causes galls on the leaves of willows (Salix species). It was first described by Alfred Nalepa in 1889.

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70 native plants
support it in the US

Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided