| Species | Ploidy | Population code | NS | NC | Location | Geographical Coordinates | Altitude/m |
---|---|---|---|---|---|---|---|---|
Outgroup | I. yunguiensis | 2 | HF | 4 | 20 | Hongfenghu, Guizho, China | N 26° 29′; E 106° 58′ | 1231 |
 | 2 | PB | 5 | 25 | Pingba, Guizhou, China | N 26° 25′; E 106° 17′ | 1280 | |
 | 2 | TC1 | 5 | 25 | Tengchong, Guizhou, China | N 24° 52′; E 098° 34′ | 1769 | |
 | 2 | TC2 | 5 | 25 |  | N 25° 00′; E 098° 34′ | 2063 | |
 | 2 | NY | 2 | 10 | Nayong, Guizhou, China | N 22° 44′; E 105° 23′ | 1672 | |
I. taiwanensis | 2 | TB | 5 | 25 | Taibei, Taiwan, China | N 25° 10′; E 121° 33′ | 880 | |
 | 2 | JM | 3 | 25 | Kinmen, Taiwan, China | N 24° 27′; E 118° 23′ | 94 | |
I. sinensis | 4 | HT | 10 | 25 | Huitong, Hunan, China | N 26° 45′; E 109° 37’ | 284 | |
 | 4 | TD | 10 | 25 | Tongdao, Hunan, China | N 26° 20′; E 109° 51′ | 494 | |
 | 4 | NX | 10 | 25 | Ningxiang, Hunan, China | N 28° 11′; E 112° 17’ | 84 | |
 | 4 | XN | 10 | 25 | Xiuning, Anhui, China | N 29° 42′; E 118° 09′ | 360 | |
 | 4 | TT | 10 | 25 | Tiantai, Zhejiang, China | N 29° 15′; E 121° 05’ | 942 | |
 | 4 | JD1 | 10 | 25 | Jiande, Zhejiang, China | N 29° 28′; E 119° 14′ | 134 | |
 | 4 | JD2 | 10 | 25 |  | N 29° 28′; E 119° 15′ | 134 | |
I. orientalis | 6 | SY1 | 10 | 25 | Songyang, Zhejiang, China | N 28° 47′; E 119° 12’ | 235 | |
 | 6 | SY2 | 10 | 25 |  | N 28° 46′; E 119° 12’ | 183 | |
I. hypsophila | 2 | BY | 1 | 1 | Baiyu,Sichuang, China | N 30° 58′; E 099° 37′ | 3980 |