Based on the leaf trait, ISSR DNA and cytosomic sequences analysis, Shiang Yuan, Shiang Eel and Gau Lu were identified as var. sinensis.And their larger leaf size was due to triploid.

• 结合叶部性状、ISSR分析及胞器序列分析，说明香橼、香耳及皋卢极有可能属于小叶变种，其叶面积可能是因三者皆为多倍体植株所造成；