Geranium pollen. Coloured scanning electron micrograph (SEM) of a pollen grain (pink) on the stamen of a geranium flower (Geranium sp.). The stamens are male reproductive structures that consist of a filament topped by a pollen-bearing anther. Pollen grains are the male sex cells of a flowering plant | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Nishinaga, Susumu |
Taille de l’image : | 3566 px × 4939 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |