Ultimate pinnules - underside with sporangia - close-up - highly enlarged

Descrição:

Longitude (deg): -2.3. Latitude (deg): 54.1. Longitude (deg/min): 2° 20' W. Latitude (deg/min): 54° 10' N. Vice county name: Mid-west Yorks. Vice county no.: 64. Country: England. Stage: Fertile sporophyte. Identified by: Wiltshire Botanical Society. Comment: in gryke in limestone pavement. Category: macro-photograph. Image scaling: highly enlarged. Photographic equipment used: Canon EOS400D dSLR and MP-E 65mm x1 to x5 macro lens.