Marsh marigold carpel. Light micrograph of a transverse section through the carpel of a marsh marigold (Caltha palustris) flower. The ovules (dark green) contain meiotic embryonic cells (brown). Pollen grains (blue) are present on the carpel surface. Magnification: x50 when printed at 10 centimetres | |
Licence : | Libre de droits |
Crédit: | Science Photo Library / Gschmeissner, Steve |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |