Pondweed stem. Light micrograph of a transverse section through the stem of a pondweed (Potamogeton sp.) plant. At centre is the vascular system of xylem and phloem tissues. The cortex consists of parenchyma cells with large air spaces (lacunae, white circles). Magnification: x80 when printed at 10 centimetres wide. | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / Gschmeissner, Steve |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Länge: | 12 Sekunden |
Seitenverhältnis: | 16:9 |
Restrictions: | - |