Early spotting symptoms of hollyhock rust, Puccinia malvacearum, on the top surface of a hollyhock leaf (Alcea sp.), in a garden in Berkshire, England, in July. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Cattlin, Nigel |
Taille de l’image : | 2832 px × 4256 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |