There is a 2017 book about them: Pawpaw: In Search of America’s Forgotten Fruit by Andrew Moore https://openlibrary.org/works/OL20012930W/Pawpaw https://openl

There is a 2017 book about them: Pawpaw: In Search of America’s Forgotten Fruit by Andrew Moore https://openlibrary.org/works/OL20012930W/Pawpaw https://openlibrary.org/works/OL20012930W/Pawpaw I have not read it yet but almost bought it when I first learned about them.