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Keywords from Image Description:
Epilobium spp Sturm. Epilobium palustre br Epilobium alpestre Jacq Krock syn Epilobium trigonum Schrank br Epilobium fleischeri Hochst Original Caption Sumpfrschen Epilobium palustre br Dreikantiges Weidenrschen trigonum br FleischerRschen fleischeri Figure from Deutschlands Flora in Abbildungen at biolib de Johann Georg