Growing in a sedge meadow at the edge of open water. The sedge meadow was dominated by Carex stricta, with Spiraea alba and Calamagrostis sp. The shallow open water pool had this species and Juncus growing along edge. Sandpipers were feeding in the shallow water. [Mixed with Eleocharis erythropoda and Galium trifidum - T.S. Cochrane, 2009]