Aganonerion polymorphum is used medicinally and as a food, appearing for example in a traditional Vietnamese soup called canh chua. In Vietnamese, the plant is called lá giang, literally `river leaf.` ... Found on http://en.wikipedia.org/wiki/Aganonerion
1) Vietnamese cuisine 
Aganonerion polymorphum is used medicinally and as a food, appearing for example in a traditional Vietnamese soup called canh chua. In Vietnamese, the plant is called lá giang, literally `river leaf.` ...