Table 1.
Sampling for ISSR survey and genetic diversity of P. obconica
| Population | No. of individuals | Latitude | Longitude | Altitude (m) | PPB | I | I* | h | h* |
| D1 | 20 | 31°04′ | 110°52′ | 850 | 84·5 | 0·309 | 0·209 | 0·202 | 0·141 |
| D2 | 13 | 31°06′ | 110°57′ | 930 | 82·3 | 0·260 | 0·192 | 0·167 | 0·129 |
| D3 | 18 | 31°03′ | 110°55′ | 800 | 84·8 | 0·294 | 0·197 | 0·193 | 0·133 |
| W | 6 | 29°41′ | 102°52′ | 1360 | 68·9 | 0·196 | 0·117 | 0·131 | 0·079 |
| G | 3 | 30°33′ | 114°23′ | 35 | 18·2 | 0·045 | 0·045 | 0·031 | 0·031 |
Populations D1–D3 sampled from Mt Dalaoling area, Hubei, central China; W from Mt Wawushan area, Sichuan, south‐west China. G, plants grown in a glasshouse at the Wuhan Botanical Garden, Hubei.
PPB, Percentage of polymorphic bands; I, Shannon index (all individuals); I*, Shannon index calculated using mean values for three randomly selected individuals; h, Nei’s genetic diversity (all individuals); h*, Nei’s genetic diversity calculated using mean values for three randomly selected individuals.