Orchid leaf. Light micrograph of a section through the leaf of an orchid (family Orchidaceae),showing leaf veins of vascular bundles running parallel through a cylindrical mass of ground tissue,mainly composed of spongy mesophyll parenchyma cells. Multiple needle-like crystals of calcium oxalate (brown) or calcium carbonate,known as raphides,can also be seen. Magnification: x4 when printed 10 centimetres wide | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wheeler, Dr. Keith |
Bildgröße: | 3583 px × 5374 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |