Eth. HORESTI in North Britain, mentioned by Tacitus (Agric. 38).
After the battle of the Grampians Agricola moved into their country==Stirling, or the north part of Lanark. [R.G.L] [p. 1.1091]
Dictionary of Greek and Roman Geography, illustrated by numerous engravings on wood. William Smith, LLD. London. Walton and Maberly, Upper Gower Street and Ivy Lane, Paternoster Row; John Murray, Albemarle Street. 1854.