Keywords: 20150413Acer negundo.jpg Eschen-Ahorn Acer negundo am Staden Saarbrücken own AnRo0002 2015-04-13 Cc-zero Acer negundo cultivated 04 Acer negundo flowers 04 Acer at Staden Saarbrücken Negundo 04 flowers Acer in Saarland in April Acer negundo flowers Acer in April Negundo flowers Trees in spring 2015 in Sankt Johann Saar Acer negundo flowers |