North America, Canada, Mexico
Northeastern United States, Mid-Atlantic United States, Southeastern United States, South-Central United States, Texas, Mexico
Panicum abscissum, Panicum acostia, Panicum amarum
Turtlehead, Leadwort, Aster
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24