Polarized light micrograph showing a transverse cross section of a field scabious (Knautia arvensis) stalk. Magnification: x186 when printed 10 cm wide. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Mis, Marek |
Taille de l’image : | 5120 px × 3413 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |