The Buttonball Tree is an American sycamore (Platanus occidentalis) located in Sunderland, Massachusetts. The tree is over 113' high, with a girth of 24'7" and a spread of 140'. Is age is estimated to be well over 350 years old; many estimates say that the tree is closer to 400.[1] The Buttonball is believed to be the largest tree of its kind on the East Coast.