Sesban
Sesban , noun
[French, from Arabic saisabān, seisebān, a kind of tree, from Per. sīsabān seed of cinquefoil.]
(Botany) A leguminous shrub (Sesbania aculeata) which furnishes a fiber used for making ropes.
The name is applied also to the similar plant, Sesbania Aegyptiaca, and other species of the same genus.