1. Eelgrass – marlak – growing in salt water lochs or at the head of inlets of the sea, and at one time collected and dried as a stuffing for mattresses as it was believed to be proof against fleas [Lerwick, Shetland, March 1994].

Images: main, C.A.M. Lindman (1856-1828); inset, Elberry Cove, south Devon, November 2026.