Carwed ap Marchudd

See Peter Bartrum, https://www.geni.com/documents/view?doc_id=6000000173392394840 (December 8, 2021; Anne Brannen, curator)

See Darrell Wolcott, http://www.ancientwalesstudies.org/id92.html -- "The Pedigree of Ednywain Bendew" -- for untangling of these lines. (April 18, 2016, Anne Brannen, curator)

Please see Darrell Wolcott: Pedigree of "Ednowain Bendew II"; http://www.ancientwalesstudies.org/id92.html, [#44] (Steven Ferry, October 25, 2017.)

Please see Darrell Wolcott: Pedigree of Cynddelw Gam of Ystrad Alun; http://www.ancientwalesstudies.org/id94.html; [#152] (Steven Ferry, November 26, 2017.)

Please see Darrell Wolcott: The Welsh Ancestry of the Tudor Dynasty; http://www.ancientwalesstudies.org/id217.html. (Steven Ferry, April 8, 2020.)

Please see Darrell Wolcott: "Bartrum's Pedigrees of the Welsh Tribal Patriarchs" - #27 - Dafydd ap Llywarch of Eglwys Bach; http://www.ancientwalesstudies.org/id257.html. (Steven Ferry, March 16, 2021.)