Great Duckweed (Spirodela polyrhiza) floating on the surface of a local pond in Ludlow,MA | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Thomas, Kenneth H. |
Taille de l’image : | 3861 px × 2550 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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