Aborted sporangia - magnified

描述：

Longitude (deg): -4.6. Latitude (deg): 50.4. Longitude (deg/min): 4° 40' W. Latitude (deg/min): 50° 30' N. Vice county name: West Cornwall. Vice county no.: 1. Country: England. Stage: Fertile sporophyte. Identified by: Rob Cooke. Comment: Growing on wall in shade of Horse Chestnut. Near B but leaves darker and pinnae flatter. Description: Probably aborted due to drought/shade stress: Matt Stribley pers. comm. Category: microscope photograph. Image scaling: magnified. Photographic equipment used: Canon EOS10D dSLR and Meiji microscope with x2.5 projection eye-piece. DPI defaulting to 72.