单词pericycle
n.: 【植】中柱鞘
网络: 维管束鞘；周鞘；内鞘
【植物;植物学】中柱鞘
Stele The vascular tissue and associated parenchyma tissue and (if present) the surrounding pericycle and endodermis of a stem or root.
包括根或茎的维管组织及相关薄壁组织，若有维管束鞘和内皮包被则这二者也属于中柱结构。
The vascular bundles of the stem are arranged in a ring within a single endodermis and pericycle, giving a eustele.
茎内的维管束在皮层和中柱鞘内排列成环状，形成真中柱。
The xylem of the root is tetrarch, lateral root initiate the in metaxylem radiating angle opposite to pericycle cell.
根木质部为四原型，侧根发生于木质部放射角所对的中柱鞘细胞；
the pericycle may be constructed of a single layer of cells sometimes.
有时中柱鞘是由一层细胞构成的。
there lies a pericycle in the inner bark of the root.
根的内皮层里是一个中柱鞘。
Equivalence of the Two Pericycle Selection Rules
两个周环反应选择定则的等同性
Tanning materials are abundant in pericycle cells and phelloderm cells;
中柱鞘和栓内层细胞富含单宁类物质；
pericycle fibers in the stem were circular;
茎的中柱鞘纤维成环；