''Equisetum palustre'', the marsh horsetail or the Humpback, is a plant species belonging to the division of horsetails.
Similar species: Horsetails
By Joost Thissen
Attribution Non-Commercial No Derivatives
Uploaded Aug 16, 2013. Captured Sep 1, 2012 14:22 in A50, 5629 Eindhoven, The Netherlands.
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