Light micrograph of a seed grain of Stinging Nettle, Urtica dioica, taken from a wildflower. Dried nettle seeds are used in herbal medicine. Microscopic contrast technique : Incident lighting. Magnification 30x when printed 10 centimetres wide. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Guenther, Gerd |
Bildgröße: | 5316 px × 3744 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |