Fern leaf. Light micrograph of a transverse section through the midrib of a fern leaf. A vascular bundle is at centre. Magnification: x40 when printed at 10 centimetres wide. | |
Licence : | Libre de droits |
Crédit : | Science Photo Library / Gschmeissner, Steve |
Model Release : | Non requis |
Property release : | Non requis |
Durée : | 12 Secondes |
Aspect ratio : | 16/9 |
Restrictions : | - |