Caswallawn, son of Beli, for Flur, the daughter of Mugnach Gorr; Trystan, son of Talluch, for Yseult, wife of March Meirchawn, his uncle; and Kynon, son of Clydno Eiddin, for Morvyth, daughter of Urien.
Sources
Red Book of Hergest | C. 1425
Text of the Mabinogion and Other Welsh Tales | John Rhys, 1887
