Chickweed flower pistil. Coloured scanning electron micrograph (SEM) of a chickweed flower (Stellaria media) pistil. Pistils hold a plant's female reproductive structures. They contain one or more carpels,which,in turn,contain a stigma,style and an ovary. Within the ovaries are the ovules,the female gametes (sex cells). The ovaries are fertilised by pollen grains,the male gametes | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Nishinaga, Susumu |
Taille de l’image : | 4215 px × 4188 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |