Light micrograph section of a young male fern (Dryopteris filix-mas) developing from the prothallus at the base,into the leaf-like sporophyte at the top. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Downer, Nigel |
Bildgröße: | 3647 px × 4806 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |