W.J Gruffydd proposed that the tale represented a medieval representation of the stories of Maponus and Matrona.
Dyfed | Cloten of Dyfed and Brycheiniog | Kingdom of Dyfed |
The novel is a retelling of the story of the First Branch of the Mabinogion, Pwyll Pendefig Dyfed (Pwyll, Prince of Dyfed), and hence is chronologically the first of Walton's Mabinogion novels, though published last.