Research Article

High Genetic Diversity and Insignificant Interspecific Differentiation in Opisthopappus Shih, an Endangered Cliff Genus Endemic to the Taihang Mountains of China

Table 5

The analysis of molecular variance (AMOVA) in Opisthopappus.

Source of variationDegrees of freedomSums of squaresVariance componentVariation (%)

Opisthopappus
 Between species1423.00821.9215.98<0.001
 Among populations4719.63635.18216.15<0.001
 Within population1944847.755524.98877.87<0.001
 Total1995990.400032.091
O. taihangensis
 Among populations2354.92235.19519.55<0.001
 Within population1032201.341821.37280.45<0.001
 Total1052556.264126.567
O. longilobus
 Among populations2364.71405.15315.05<0.001
 Within population912646.413629.08184.95<0.001
 Total933011.127634.234

values are the probabilities of having a more extreme variance component than the observed values by chance alone. Probabilities calculated by 1000 random permutations of individuals across populations.