The Pilgrims at the harvest fest of 1621 almost certainly ate groundnuts. The tubers are edible, used like potatoes, and were an important food early in our history. They are still grown commercially in Japan. Recent tests have shown that the flowers when eaten raw lower blood sugar in diabetics, if only the lab animal variety. One article says this flower fits well into the myiophillous syndrome of pollination. Why use such a mouthful to say fly pollinated, particularly if you're wrong? These flowers are bee pollinated. Groundnut, with half inch flowers, grows in AL, AR, CO, CT, DE, FL, GA, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, NC, ND, NE, NH, NJ, NY, OH, OK, PA, RI, SC, SD, TN, TX, VA, VT, WI, WV, NB, NS, ON, PE, and QC. Lenawee Co MI, 8/23/15.