Leaf spot - under surface - magnified

描述：

Longitude (deg): -2.1. Latitude (deg): 54.1. Longitude (deg/min): 2° 10' W. Latitude (deg/min): 54° 10' N. Vice county name: Mid-west Yorks. Vice county no.: 64. Country: England. Stage: Anamorph. Associated species: Acer pseudoplatanus. Identified by: Malcolm Storey. Comment: on Sycamore leaf. Category: macro-photograph. Image scaling: magnified. Photographic equipment used: Canon EOS400D dSLR and MP-E 65mm x1 to x5 macro lens.