Willow pollen. Coloured scanning electron micrograph (SEM) of a pollen grain from a willow (Salix sp.) flower. Pollen grains are the male gametes (sex cells) of a plant | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Hughes, Louise |
Bildgröße: | 3673 px × 2376 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |