''Cyperus rigens'' is a species of

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 ...

that is native to parts of

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the southe ...

. The species was first formally described by the botanists

Carl Borivoj Presl Carl Borivoj Presl ( cs, Karel Bořivoj Presl; 17 February 1794 – 2 October 1852) was a Czech botanist. Biography Presl lived his entire life in Prague, and was a professor of botany at the University of Prague (1833–52).

and

Jan Svatopluk Presl Jan Svatopluk Presl (4 September 1791 – 6 April 1849) was a Czech natural scientist. He was the brother of botanist Carl Borivoj Presl (1794–1852). The Czech Botanical Society commemorated the two brothers by naming its principal publicatio ...

in 1828.

References

rigens Plants described in 1828 Flora of Argentina Flora of Bolivia Flora of Brazil Flora of Chile Flora of Paraguay Flora of Peru Taxa named by Jan Svatopluk Presl Taxa named by Carl Borivoj Presl {{Cyperus-stub

See also

References