Similar to Barren Brome, Anisantha sterilis but the flowerheads are usually +/- erect and the branches have much longer spikelets (70-90mm). There are 2-4 branches in each cluster with 1-2 spikelets, the awns 35-60mm. Flat, downy leaves with hairy sheaths. Height 40-100cm.
Usually coastal on disturbed, sandy ground and roadsides. Most Irish records are from Co. Wexford and Co. Dublin.
Identification needs confirming or correcting
Great Brome, Anisantha diandra. Co.Wexford, July 2009