Section of stem of Preskia sp.,a cactus plant,showing sclereids | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Walter, S. & J. |
Taille de l’image : | 4783 px × 3282 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |