Where they occur interspersed with the xylem they may be distinguished from tracheids by their narrower lumen.
Where they occur interspersed with the xylem they may be distinguished from tracheids by their narrower lumen.
纤维分布与木质部相似，其狭窄的腔可与管胞区分开来。
Where they occur interspersed with the xylem they may be distinguished from tracheids by their narrower lumen.
纤维分布与木质部相似，其狭窄的腔可与管胞区分开来。