Polarised light micrograph of a section through a leaf stalk (petiole) of a maple (Acer sp.) tree. Magnification: x186 when printed 10 centimetres wide. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Mis, Marek |
Bildgröße: | 4807 px × 7037 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |