"Swete and benygne moder and may" is attributed to William Huchen. "O hie emperice and quene celestiall" is ascribed uncertainly to William Dunbar, but also to Chaucer. "Ros Mary, most of vertewe virginall" is ascribed, with some uncertainty, to William Dunbar. "Hale, sterne superne" is ascribed to William Dunbar.