''Carex dioica'', the

dioecious Dioecy (; ; adj. dioecious , ) is a characteristic of a species, meaning that it has distinct individual organisms (unisexual) that produce male or female gametes, either directly (in animals) or indirectly (in seed plants). Dioecious reproducti ...

sedge (a name it shares with ''

Carex sterilis ''Carex sterilis'', common names dioecious sedge, sterile sedge and Atlantic sedge, is a perennial plant native to North America. Conservation status in the United States It is listed as a special concern in Connecticut, as threatened in Maine, ...

''), is a species of flowering plant in the genus ''

Carex ''Carex'' is a vast genus of more than 2,000 species of grass-like plants in the family Cyperaceae, commonly known as sedges (or seg, in older books). Other members of the family Cyperaceae are also called sedges, however those of genus ''Carex'' ...

'', native to Iceland, the Faroes, Svalbard, nearly all of Europe, western Siberia, and the Altai. It prefers to live in calcareous fens.

References

dioica Taxa named by Carl Linnaeus Plants described in 1753 Dioecious plants {{Carex-stub