Cyperaceae Working Group. Global Cyperaceae Database. Carex extensa C.A.Mey.. Accessed through: Marine Species Traits editorial board (2024) Marine Species Traits at: https://marinespecies.org/traits./aphia.php?p=taxdetails&id=1693992 on 2024-08-07
Marine Species Traits editorial board (2024). Marine Species Traits. Carex extensa C.A.Mey.. Accessed at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=1693992 on 2024-08-07