A History of the County of Westchester, Vol. II
The appellation of Glodrydd, or the Illustrious, was bestowed upon him, indicative of his personal deeds, as well as of his rank and extensive possessions, which comprised nearly all the lands between the Severn and the Wye. He died iti the early part of the eleventh century, leaving by Gwladys, daughter of Rhun ap Eduowain, Prince of Tegengl, a son, Cadwgan ap Elystan, Lord of Builth and Radnor, who married Margaret, daughter of Brockwel ap Aeddan, of Povvys. Sixteenth in descent from Cadwgan was [for intervening descent, see Bar he'' s History of till Landed Gentry of England, vol. iii. p. 233) Morys=^ ap Mor- GAN."b About the middle of the fifteenth century, a branch settled in Monmouthshire, and became possessed of large estates there, at Tintern, Denham, Ponterry, &c. It was represented in 1035 by three brothers, viz. Lewis, William and Richard Morris. Lewis, who inherited the paternal estate of Tintern, raised a troop of horse in support of the Parliament, for which Charles the First confiscated his estates in Monmouthshire. In return for his losses, Oliver Cromwell subsequently indemnified him. At the attack upon Chepstow Castle, which was defended by Sir Nicholas Kemishj the king's general, Lewis Morris was the second in command. After an obstinate resistance, the garrison was reduced by cutting off the supply of water which ran through the estate of Pearcefield, then owned by Col. Morris' son-in-law, John Walters, and setting fire to the castle. From this circumstance, the family assumed as their crest a castle in flames, with the following motto, "tandem vincitur" -- at length lie is conquered.