There’s a little blob in the middle representing Florida. One can go up the coast all the way to Labrador. On the western side, we see California- Baja California, and it is attached to the North American continent. As is the case with several later maps, California gets disconnected from the North American continent, but the early-most mapmakers got it right, and there it is.
For more details, view the catalog record: https://library.villanova.edu/Find/Record/1691633