Nut rush

Related to Nut rush: Kizi
(Bot.) a genus of cyperaceous plants (Scleria) having a hard bony achene. Several species are found in the United States and many more in tropical regions.
Any plant of the genus Scleria, rushlike plants with hard nutlike fruits
A name for several species of Cyperus having tuberous roots.

See also: Nut, Rush, Rush