The Thrissill and The Rois References The Thrissill and The Rois work by Dunbar Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: William DunbarThe Thrissill and the Rois is a nuptial song celebrating the marriage of James IV and Margaret Tudor. Read MoreThe Thrissill and the Rois is a nuptial song celebrating the marriage of James IV and Margaret Tudor. Read More