Variance analysis showed that the fiber and xylemray proportion among populations were insignificant, but the vessel-elements proportion varied greatly.
方差分析表明，种群间导管比量差异显著，木射线比量和纤维比量差异不显著。
2
The characters of stem transections are the differences on the size and rang of the phloem cells, the inclusions in xylemray cells are only found from Taxus yunnanensis.
枝横切面特征中韧皮部细胞形状和排列松紧不一，木射线细胞中内含物仅云南红豆杉有。
3
It is a lateral meristem and contains fusiform initials giving rise to secondary xylem and phloem and ray initials giving rise to medullary rays. See also secondary growth.