This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Cones of pinus laricio wet and dry. en Cones of Pinus sylvestris All the cones have been picked up together But cones on the left have been watered and are shut Cones on the right have been kept dry and opened fr Cones de pin silvestre Tous les cones ont recueillis ensemble Mais les cones de gauche ont tremps dans l'eau et sont ferms