[Bute has] very fertyle ground, namelie for aitts, with twa strenthes; the ane is the round castle of Buitt, callit Rosay of the auld, and Borrowstone about it callit Buitt. Before the town and castle is ane bay of sea, quhilk is a gude heavin for ships to ly upon ankers. That uther castle is callit the castle of Kames, quhilk Kames in Erishe is alsmeikle as to say in English the bay Castle. In this ile ther is twa paroche kirks, that ane southe callit the kirk of Bride, the uther northe in the Borrowstone of Buitt, with twa chappells, ane of them above the towne of Buitt, the uther under the forsaid castle of Kames.
— Description of the Western Isles of Scotland, called Hybrides; by Mr Donald Monro High Dean of the Isles who travelled through the most of them in the year 1549.