Raphides from a hyacinth (Hyacinthus sp.) leaf, polarised light micrograph. Raphides are calcium oxalate crystals with needle-like projections. They are a defence mechanism against predators. Magnification: x186 when printed 10 centimetres wide. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Mis, Marek |
Bildgröße: | 7280 px × 4807 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |