《本草便读》海桐皮·海桐皮(图缺)味苦性平.治痹疾诸邪.羁留下部.循经达络.入肾肝血分.宣导沉 .(海桐皮生南海山谷中.树似桐.其皮黄白色.有刺.故一名刺桐.苦平无毒.沉降下行.能入肝肾血分.循经达络.蠲除下焦风寒湿痹.为宣散之品耳.)