Here is the mother of Didace Lacasse. Her name was Lucie Desautels Lapointe
Birth 31 October 1811 in St Jacques de l'Achiagn, Province of Quebec
Death 22 October 1896 in Holyoke Massachusetts, USA
This is believed to be her photo portrait...a widow's portrait taken near the end of her life.
Here is her obituary posted in the newspaper "back home" in Joliette, Quebec.
Lucie Desautels lapointe was the daughter of Charles Desautels and Marie Desanges Prudhomme and baptized in St Jacques de l'Achigan
Luce married Ephrem LaCasse, who was baptized in the same church
Luce and Ephreme married in 1829 in the same church