Carex pseudocyperus

{{Short description|Species of grass-like plant}}

{{Speciesbox

| image = Carex pseudocyperus.jpeg

| image_caption = Male spike (top) and three female spikes (bottom)

| status = LC

| status_system = IUCN3.1

| genus = Carex

| parent = Carex sect. Vesicariae

| display_parents = 3

| species = pseudocyperus

| authority = L.

}}

Carex pseudocyperus is a species of flowering plant in the sedge family known by the common name cyperus sedge{{BSBI 2007 |accessdate=2014-10-17}} or hop sedge.{{cite book|last1=Fitter|first1=Richard |authorlink1=R. S. R. Fitter |last2=Fitter |first2=Alastair |authorlink2=Alastair Fitter |last3=Farrer |first3=Ann|title=Collins Guide to the Grasses, Sedges, Rushes and Ferns of Britain and Northern Europe|place=London|date=1984|page=142|isbn=0-00-219136-9}} It grows in marshes, swamps, and the margins of ponds, rivers and canals. The stems can be up to {{convert|90|cm}} with one male spike and 3 to 5 pendulous female spikes, and bright yellow-green leaves to {{convert|1.2|m}}.{{cite book |last=Stace |first=Clive A. |authorlink=Clive A. Stace |year=2010 |title=New flora of the British isles |url=https://archive.org/details/newflorabritishi00stac |url-access=limited |edition=Third |publisher=Cambridge University Press |location=Cambridge, U.K. |page=[https://archive.org/details/newflorabritishi00stac/page/n1000 965] |isbn=9780521707725 }}{{cite web |title=Online Atlas of the British and Irish Flora |url=http://www.brc.ac.uk/plantatlas/index.php?q=plant/Carex-pseudocyperus}}