The edible fleshy stalks of Rhubarb are cooked and used for food.Rhubarb is a herbaceous perennial that grows from a rhizome. The large, leaves contain high levels of oxalic acid making them toxic.
The edible fleshy stalks of Rhubarb are cooked and used for food.Rhubarb is a herbaceous perennial that grows from a rhizome. The large, leaves contain high levels of oxalic acid making them toxic.