Branch in spring, with red leaf stems. Botanical garden Kaisaniemi, Helsinki, Finland. Planted. 2005-05-20.
Acer mandshuricum Maxim. Engl.: Manchurian maple. Deu.: Mandschurischer Ahorn. Suom.: mantsurianvaahtera. Sven.: manchurisk lönn
The copyright information is here.
Henriette's herbal is one of the oldest and largest herbal medicine sites on the net. It's been online since 1995, and is run by Henriette Kress, a herbalist in Helsinki, Finland.