Broad buckler fern (Dryopteris austriaca) fronds. There are clusters of spores (black),the reproductive cells of the fern,on the fronds | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Shaw, Duncan |
Taille de l’image : | 5124 px × 3430 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |