> 21. A widower was showing some friendly guests around his garden. "Look", he said, "There is the tree where my three unhappy wives hanged themselves". One of the attendees, who was a husband, asked for a cutting from the tree - that he might plant it in his garden.

That one can be traced back to Cicero:

https://en.m.wikisource.org/wiki/Gesta_Romanorum_Vol._I_(187...