Hybrid origin, Northwestern United States, California, Canada
Northeastern United States, Mid-Atlantic United States, Southeastern United States, South-Central United States, Texas, Mexico
New Jersey tea,Maritime ceanothus,Ceanothus connivens
Turtlehead, Leadwort, Aster
4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24