Keywords: 20150327Acer negundo2.jpg Eschen-Ahorn Acer negundo am Staden Saarbrücken own AnRo0002 2015-03-27 Cc-zero Acer negundo cultivated 03 Acer negundo flowers 03 Acer at Staden Saarbrücken Negundo 03 flowers Acer in Saarland in March Acer negundo flowers Acer in March Negundo flowers Trees in spring 2015 in Sankt Johann Saar Acer negundo flowers |