What about a white bean from a traditional black seeded variety like Cherokee Trail of Tears..white seeds, or white beets Blankoma , radishes Ping Pong or White Icicle, carrot White Satin,or varieties of white asparagus or corn,or cucumber Minature White or Salt and Pepper,eggplant Tango or Clara and ,melon Honey Pearl ..just to name a few that I have.
Great White tomato is yellow by the way .
I have quite a few white tomatoes not on your list.
XX Jeannine