Dear RIO and wct119,
I heard that there is a chance that 十字花插葉 will work ga...
However, this is my result... http://www.hkplants.com/viewthre ... &extra=page%3D2
In the link is 2 different AV grown from 2 different leafs (even though they look pretty much the same...)
P.S. In case you don't know already, concord is a 十字花