Chokeberry. I loved doing the autmn leaf of this, and thik the line drawing of the blossoming twig has worked well too. The anthers were perplexing; some were pale pink whilst others a righ magenta purple. No idea which is more common (oh for a live specimen!) so I went for something in-betweeny.
Top 10 Tips on Planting and Growing Aronia Berries (Chokeberries)