Showing 15 species:
Grovesinia moricola
Neopulvinaria innumerabilis
Parthenolecanium corni
Phyllocoptruta rubigator
A structure found on the lower leaf/between leaf veins. Integral to host.
Proteoteras aesculana
Proteoteras moffatiana
Pulvinaria acericola
Rhytisma americanum
Synanthedon acerni
Xylotrechus aceris
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.