将聚类结果与试材的植物学性状相比较，发现以来源、用途、生态位和叶柄、叶心颜色等能对聚类结果进行初步分类，并给予合理解释。
Compared with their morphological characters , cluster result could be explained rationally by the source , use , zoological location , petiole color or the color of leaf center and preliminary classification could be made .
叶心