Lloyd calls him "Lord of Iâl and Ystrad Alun, and Prime Minister of Gruffudd ab Llywelyn ab Seisyllt, King of Wales."
Also: "Llywelyn Eurdorchog bore azure, a lion passant gardant, his tail between his legs and reflected over his back or, armed and langued gules; others state that he bore argent, a cross gules, and two leopards or; others, again, say that he bore azure, a lion ramp. gardant or."