Light micrograph of a freshly opened anther of Common field speedwell, Veronica persica. Microscopic contrast technique: Incident lighting. Magnification: 40x when printed 10 centimetres wide. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Guenther, Gerd |
Taille de l’image : | 4978 px × 3744 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |