Uredospores - surface ornamentation - magnified - white background

Description:

Longitude (deg): -2.1. Latitude (deg): 54.0. 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: Uredia (II). Associated species: Valeriana dioica. Identified by: Malcolm Storey. Comment: hypophyllous uredia on Marsh Valerian leaves. Category: microscope photograph. Image scaling: magnified. Background: white background. Photographic equipment used: Canon EOS1000D dSLR and Axioskop microscope with \"2.5\" projection eye-piece.