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Keywords from Image Description:
Gleditsia triacanthos. Amerikanische Gleditschie Gleditsia triacanthos am Ludwigsplatz Saarbrcken own AnRo Cczero Amerikanische Gleditschie am Ludwigsplatz Saarbrcken Trees Fabales in Saarland in March Gleditsia triacanthos Caesalpinioideae in the Northern Hemisphere in March Gleditsia triacanthos St Jakob Saarbrcken Nest boxes