Ascus tip - stained in iodine - highly magnified

Description :

Longitude (deg): -1.6. Latitude (deg): 50.9. Longitude (deg/min): 1° 40' W. Latitude (deg/min): 50° 60' N. Vice county name: South Wilts. Vice county no.: 8. Country: England. Stage: Fruitbody. Identified by: Malcolm Storey. Comment: "on dead, fallen oak twig". Detail to note: apical pore stains blue. Category: microscope photograph. Image scaling: highly magnified. Where photo was taken: Microscope preparation. Photographic equipment used: Canon EOS1000D dSLR and Axioskop microscope with \"2.5\" projection eye-piece.