Scots pine (Pinus sylvestris) stem. Light micrograph of a section through the epidermis removed from a stem of a Scots pine tree. Groups of star-shaped crystals (black-white) of calcium oxalate,known as druses,can be seen scattered throughout the tissue,along with stomata (pores,round,white),their guard cells (sausage-shaped) and slightly plasmolysed cytoplasm with chloroplasts,nuclei and vacuoles. Magnification: x37 when printed 10 centimetres wide | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wheeler, Dr. Keith |
Bildgröße: | 5616 px × 3744 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |