Scanning electron micrograph of pollen grains of Pinus sp. ,a gymnosperm. Magnification: x2,750 at 8x10 inch size,x361 at 35mm size | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Lloyd Dr. M. |
Taille de l’image : | 4866 px × 3708 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |