close up of the flowering acer negundo, box elder, boxelder maple, ash-leaved maple, maple ash, elf, ashleaf

close flowering acer negundo box elder boxelder maple ashleaved ash elf ashleaf bloom blooming blossom blossoming blue boelder branch closeup color colorful day dendrology detail european flora floral flower foliage fraxinus growth macro natural nature nobody outdoor plant red sapindaceae season spring springtime sunlight sunny thicket tree twig white yellow