Leek allium leaves similar to green onions, hour is a round tube, large on the head is a triangular tube, the northern leek allium especially small, than small leeks are thin, the root is especially like garlic, the southern leek allium is very large like small onions, large when the head of the garlic is not too obvious and the small onion is not good to differentiate between, and even then, it is also a lot smaller than the garlic. Allium flowers are not visible, similar to garlic, this point is allium and wild onion is very different from the difference.

This thing is called by people who don't know it, wild garlic, wild onions, wild leeks are called, and there are also called small onions.

The leeks and alliums in the north of Suzhou and Lunan area are pronounced as the Bureau of Xian, and the south is called rakkyo