Hybrid origin
Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, Northwestern United States, Southwestern United States, Texas, Canada
Roadsides, wastelands
fencerows, Thickets, Upland savannas, Woodlands
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 10