Pollen grain,coloured scanning electron micrograph (SEM). Pollen grains are reproductive structures produced by the male parts of flowering plants | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Oeggerli, Martin |
Bildgröße: | 4828 px × 3626 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |