Scanning electron micrograph (SEM) of a flax stem (Linum usitatissimum) cut transversely showing vascular arrangement | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Biophoto Associates |
Taille de l’image : | 4722 px × 3700 px |
Model Release : | Non requis |
Restrictions : |
|