RESIDENCE: Gwernybuarth. (Bartrum, Welsh Genealogies 300-1400, vol. 9 p. 711)
(Research):KINSHIP: Conflict/Error> Dwnn's 'Heraldic Visitations of Wales' volume 1 page 300 inserts three extra generations between Cadwaladr and Llywelyn, which is actually one of Llywelyn's other son's and his descendants.