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Supplementary Table I

Sampling sites for polymorphism screening.

Species Sample locality Longitude (◦) Latitude (◦)
C. sieboldii var. sieboldii Ibaraki 140.52 36.02
Tokyo 139.82 33.11
Toyama 137.01 36.89
Aichi 137.30 35.09
Wakayama 135.61 33.52
Shimane 133.01 35.51
Kochi 133.15 33.15
Nagasaki 129.20 34.16
Miyazaki 131.42 32.17
Kagoshima 130.63 30.35

C. sieboldii var. lutchuensis Okinawa 127.97 26.67

C. cuspidata var. cuspidata Mie 136.63 34.46
Hiroshima 132.21 34.25
Kagawa 134.37 34.21
Kumamoto 130.74 32.83

C. cuspidata var. carlesii Taiwan 121.73 25.02