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: x110 when printed 10cm wide | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Nishinaga, Susumu |
Taille de l’image : | 3858 px × 2894 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |