Death Certificate No. 20597, issued by the State of North Carolina for Margret Alma Buchanan died on September 13, 1949, lists her parents as Ramsey Dills and Margaret Allman.
Here is a link to the death certificate on ancestry.com (which I think that you use):
https://www.ancestry.com/imageviewer/collections/1121/images/S123_349-0621?pId=627660