According to Sanders (1960) there were three English feudal baronies in Cornwall.Sanders, I.J. English Baronies: A Study of their Origin and Descent 1086-1327, Oxford, 1960 Feudal barony of LauncestonSanders, p. 60 Feudal barony of TrematonSanders, p. 90 Feudal barony of CardinhamSanders, p. 110
See also
Feudal baronies in Devonshire
References
Sources Sanders, I.J. English Baronies: A Study of their Origin and Descent 1086–1327, Oxford, 1960