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Keywords from Image Description:
Bistorta officinalis Sturm. Persicaria bistorta Samp syn Bistorta officinalis Delarbre Polygonum bistorta Original Caption Natterwurz Polygonum bistorta Figure from Deutschlands Flora in Abbildungen at biolib de Johann Georg Sturm Painter Jacob Sturm PDold metadata from image Bistorta officinalis botanical illustrations Deutschlands