Scanning electron micrograph of a horizontal section through a sample of balsa wood,the wood (secondary xylem) of the tree Ochroma lagopus. Each of these air-filled chambers is a cell known as a fibre. They are strong sclerenchyma cells with thickened walls which support and strengthen the tree. Magnification: x1000 at 8x10ins size | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Burgess, Dr. Jeremy |
Taille de l’image : | 4977 px × 3591 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |