ID Tool

Host Plant Species:

Ambrosia psilostachya

Host Plant Genus / Section:

Plant Part(s):

This host does not yet have all known galls added to the database.

Showing 7 species:

Aceria ambrosiae

A gall found on the between leaf veins. Integral to host.

Aceria boycei

Contarinia partheniicola (on Ambrosia)

Eutreta angusta

A gall found on the underground (roots+)/stem. Integral to host.

Procecidochares gibba

A green, hairy/hairless gall found on the on leaf veins/stem in Summer. Integral to host.

Rhopalomyia ambrosiae

A globular/rosette, green, leafy gall found on the bud in Summer. Integral to host.

Unknown a-psilostachya-big-hair-bud-gall

Undescribed

If none of these results match your gall, you may have found an undescribed species. However, before concluding that your gall is not in the database, try altering your filter choices.