Infected leaf - top surface - black background

Kuvaus:

Longitude (deg): -1.7. Latitude (deg): 50.8. Longitude (deg/min): 1° 50' W. Latitude (deg/min): 50° 50' N. Vice county name: South Hants. Vice county no.: 11. Country: England. Stage: Telia (III). Associated species: Dendranthema. Identified by: Malcolm Storey. Comment: whitish hypophyllous pustules on leaves of garden chrysanthemum in greenhouse. Category: standard photograph or close-up. Background: black background. Photographic equipment used: Canon EOS400D dSLR with Tamron SP AF Di 90mm Macro 1:1 lens.