OK this is a VERY long time after the event but I have only just come across it.
Maria Cordelia Loring b. 1837, m.1858 Lyman Beecher perhaps? Just a thought
https://archive.org/stream/loringgenealogy00pope#page/n11/mode/2up The Loring Genealogy online. By Charles Henry Pope assisted by Catherine Peabody Loring; Murray and Emery Company, Cambridge, Massachusetts. 1917. Book Page 311.