Carex acutiformis
Carex acutiformis, the lesser pond-sedge, is a species of sedge. Description. It grows up to tall, with leaves up to long and wide. Ecology. It is native to parts of northern and western Europe, where it grows in moist spots in a number of habitat types. In its native European range this species is often associated with the "Juncus subnodulosus"–"Cirsium palustre" fen-meadow habitat. It is also a dominant plant in the "Carex acutiformis" swamp plant association.