Azalea pollen. Coloured scanning electron micrograph (SEM) of pollen of an Azalea on a flower pistil. Pollen contains the male sex cells of a plant. When it lands on the female pistil,it sprouts pollen tubes,which burrow down through the pistil to reach the ovary,where it fertilises the ovum (egg cell). Magnification: x285 when printed 10cm wide | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Nishinaga, Susumu |
Bildgröße: | 3858 px × 2894 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |