Langside from beneath its yew tree, although the topography makes this impossible. Notes References Coventry, Martin The Castles of Scotland (3rd Edition), Goblinshead, 2001 Lindsay, Maurice The Castles of Scotland, Constable & Co. 1986 Mason, Gordon The Castles of Glasgow and the Clyde, Goblinshead, 2000 Salter, Mike The Castles of South West Scotland, Folly Publications, 1993 See also Cowden Hall, East Renfrewshire External links Historic Environment Scotland: Visitor guide Ancient Scotland Images of Crookston Castle Castles in Glasgow Scheduled Ancient Monuments in Glasgow Ruined castles in Scotland History of Renfrewshire