Carex haydenii (common name, Hayden's sedge), is a species of flowering plant in the family Cyperaceae, native to eastern Canada and the north-central and northeastern United States.[1] Preferring to grow in wet, shady situations, but able to tolerate full sun, it is recommended for rain gardens.[2]
References
^ ab"Carex haydenii Dewey". Plants of the World Online. Board of Trustees of the Royal Botanic Gardens, Kew. 2017. Retrieved 24 August 2021.