Chinese maples (by Mr. Peter Podaras)
Upper : Keijohauchiwa, Acer pseudosieboldianum
Lower : Shantung maple, Acer truncatum
Paperbark Maple, Acer griseum
Rough-barked Maple, Acer triflorum
Chinese maple, Acer sinense
Upper : Manshukaede, Acer mandshuricum
Lower L : Okamoto's maple, Acer okamotoanum
Lower R : 'White Tigress' (Acer tegmentosum at
Arnold Arboretum)
David's Maple, Acer davidii
Lower L: Henry'smaple, Acer henryi
Lower R : 
, Acer wuyuanense