圆柱叶灯心草 yuan zhu ye deng xin cao

Plants large, robust. Leaf blade terete, sometimes slightly compressed when dry, distinctly and perfectly septate.

* Forests on slopes, thickets, streamsides in valleys; 800--3000 m. Guangdong, Jiangsu, Xizang, Yunnan, Zhejiang.

This subspecies is very close to Juncus wallichianus, and further study is needed to determine its relationship.