Maple leaf with galls

Descrição:

Longitude (deg): -1.1. Latitude (deg): 51.4. Longitude (deg/min): 1° 10' W. Latitude (deg/min): 51° 30' N. Vice county name: Berks. Vice county no.: 22. Country: England. Associated species: Acer campestre. Identified by: Malcolm Storey. Comment: nail galls on field maple leaves. Category: macro-photograph. Real world width(mm): 28.49033333333. Photographic equipment used: Specimens directly scanned on Black Widow 9630 SP flatbed scanner.