restio
/ˈrestɪəʊ/noun
(pl. restios)
1- a wiry rush-or reed-like plant of southern Africa, used for thatching and brooms帚灯草。
1.1
- Genus Restio, family Restionaceae: many species.帚灯草属, 帚灯草科：多种。
词源
1980s: modern Latin (genus name)， from Latin restis 'a rope'.