Scanning electron micrograph (SEM) of spores on a maidenhair spleenwort (Asplenium trichomanes) frond. Stomata (green ovals) are also seen on either side of a vein. Magnification: x211 when printed at 10 centimetres wide. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / KARL GAFF |
Bildgröße: | 1986 px × 2652 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |