''Carex extensa'' 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 ...
known by the common name long-bracted sedge.
It is native to Europe, North Africa, and the Middle East.
Kew World Checklist of Selected Plant Families
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References
extensa
Flora of Europe
Flora of North Africa
Flora of Macaronesia
Flora of Western Asia
Plants described in 1794
{{Carex-stub