''Cyperus iria'' (also known as rice flat sedge and rice flatsedge) is a smooth, tufted
sedge
The Cyperaceae are a family of graminoid (grass-like), monocotyledonous flowering plants known as sedges. The family is large, with some 5,500 known species described in about 90 genera, the largest being the "true sedges" genus ''Carex'' wit ...
found worldwide. The roots are yellowish-red and fibrous. The plant often grows in
rice paddies
A paddy field is a flooded field of arable land used for growing semiaquatic crops, most notably rice and taro. It originates from the Neolithic rice-farming cultures of the Yangtze River basin in southern China, associated with pre-Aust ...
, where it is considered to be a
weed
A weed is a plant considered undesirable in a particular situation, "a plant in the wrong place", or a plant growing where it is not wanted.Harlan, J. R., & deWet, J. M. (1965). Some thoughts about weeds. ''Economic botany'', ''19''(1), 16-24. ...
.
See also
*
List of ''Cyperus'' species
References
External links
''Cyperus iria'' occurrence data from GBIF
iria
, stylized as ''I・Я・I・A ZЁIЯAM THE ANIMATION'', is a six-episode original video animation (OVA) anime series produced by Ashi Productions and directed by Tetsurō Amino. The series serves as a prequel to the original live-action film '' ...
Plants described in 1753
Taxa named by Carl Linnaeus
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