Claim: The Colonial Society of Massachusetts, located in Boston, Massachusetts, was established for the study of the history of Massachusetts, the most populous state in the New England region of the US.
Evidence: cap is convex The cap of M. alliaceus is edible, but of limited culinary value due to its meagre flesh. 87 Mount Vernon Street
Boston, Massachusetts The Colonial Society of Massachusetts is a US non-profit educational foundation, founded in 1892, and established for the study of the history of Massachusetts. Massachusetts (/ˌmæsəˈtʃuːsɪts/ (listen), /-zɪts/), officially known as the Commonwealth of Massachusetts, is the most populous state in the New England region of the northeastern United States.