The tallest of the three subspecies of Carex viridula that grow in Northern Ireland; formerly called Carex lepidocarpa. It grades into subspecies oedocarpa.
Mainly a species of base-rich fens.
All names: Carex viridula ssp. brachyrrhyncha (Celak.) B.Schmid; Carex lepidocarpa Tausch; Carex marshallii A.Bennet