<p>Song said, &ldquo;Gua Lou Shi can be round while others long in shape. Both the round and long versions of Gua Lou Shi share the same action.&rdquo; Li Shizhen said, &ldquo;Ancient doctors use Gua Lou as a whole&rdquo;. Now the seed and pulp of Gua Lou Shi are separated and used for different patterns. I prefer the ancient way.</p>
