Polarised light micrograph of a tangential section of the mature wood of the common, or European ash (Fraxinus excelsior). Ash is a deciduous flowering plant belonging to the olive family. Triseriate medullary rays are seen in cross-section and the fusiform cells of vessels can be seen running vertically. Magnification: x40 at 10cm wide. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Lowry, Steve |
Bildgröße: | 2541 px × 3816 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |