Rose rust, Phragmidium mucronatum, pustules (urediospores, teliospores) formed on the lower leaf surface of an ornamental rose tree in summer, Berkshire, UK, July. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Cattlin, Nigel |
Taille de l’image : | 7000 px × 4666 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |