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Keywords from Image Description:
Topinambur Saar. Topinambur Helianthus tuberosus am Staden Saarbrcken own AnRo Cczero Invasive plants in Saarland Asterales Helianthus tuberosus Asteraceae at Staden Saarbrcken Helianthus tuberosus Asterales in Saarland in October Helianthus tuberosus Heliantheae in Saarland Helianthus tuberosus Heliantheae in the Northern Hemisphere