Northeastern United States, North-Central United States, Canada, Northern Europe, Russia/Siberia, Japan
Hybrid origin
V. vitis-idaea var. vitis-idaea, V. vitis-idaea var. minus Lodd
Eulalia bicornuta, Eulalia hirtifolia
21,22
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