Pollen dispersal by wind,showing the male flowers (catkins) of the Italian alder tree Alnus cordata. The photo shows a shower of pollen falling from the catkins in a moderate wind | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Burgess, Dr. Jeremy |
Taille de l’image : | 3283 px × 4206 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |