Calamine population
Mountain population
Statistic chi square test
Degenerations in anthers during development
39.4 % 71/28a 19.2 % 52/10
N=123; χ2=5.74; 0.02<P<0.01*
Viability of pollen grains
87±4 % 2280/1937b 98±0.7 % 2010/1966
N=4290; χ2=215.08; P<0.001*
aNumber of all analyzed flower bud/number of anthers with disturbances, bNumber of all pollen grains/number of viable pollen grains,*-statistically significant difference aNumber of all analyzed flower bud/number of anthers with disturbances, bNumber of all pollen grains/number of viable pollen grains,*-statistically significant difference aNumber of all analyzed flower bud/number of anthers with disturbances, bNumber of all pollen grains/number of viable pollen grains,*-statistically significant difference aNumber of all analyzed flower bud/number of anthers with disturbances, bNumber of all pollen grains/number of viable pollen grains,*-statistically significant difference