Aceria marshalli
Eriophyes marshalli
Hosts: Acer macrophyllum
Relationship: Mites make patches of tiny bead galls that protrude from upper leaf surface
Notes: [another mite reported on Norway Maple under this name] in Hungary is probably a different species, possibly macrorhyncha or close to it.
Range: British Columbia
”- James Amrine: (2019) Amrine Catalog©