The vascular bundles of the primary structure in stem are ring arranged, and the node is unilacunar and 3-traced, which is from three vascular bundles or one vascular bundle.
茎的初生结构中多个维管束排列成环状,节部为单隙三迹,叶迹分别来自于3条维管束或同一条维管束。
2
The results showed that: the number of primary branches, secondary branches, and spikelets were closely associated with the number of vascularbundle.