Table 3.

Structure of genetic variation within and among four population groups of Parasyncalathium souliei (F_CT, differentiation among groups within the species; F_SC, differentiation among populations within groups; F_ST, differentiation among populations within the species).

Source of variation	Percentage of variation	F-statistic
ACROSS ALL POPULATION GROUPS
Among groups	60.85
Among populations within groups	20.17	FCT = 0.60848
Within populations	18.98	FSC = 0.51525
Total		FST = 0.81021
GROUP 1 VS. GROUP 2
Among groups	86.06
Among populations within groups	5.99	FCT = 0.86068***
Within populations	7.95	FSC = 0.42960***
Total		FST = 0.92053***
GROUP 1 VS. GROUP 3
Among groups	70.46
Among populations within groups	16.69	FCT = 0.70460***
Within populations	12.85	FSC = 0.56508***
Total		FST = 0.87152***
GROUP 1 VS. GROUP 4
Among groups	53.04
Among populations within groups	25.36	FCT = 0.53040***
Within populations	21.60	FSC = 0.53998***
Total		FST = 0.78398***
GROUP 2 VS. GROUP 3
Among groups	76.94
Among populations within groups	8.34	FCT = 0.76943***
Within populations	14.72	FSC = 0.36152***
Total		FST = 0.85279***
GROUP 2 VS. GROUP 4
Among groups	46.84
Among populations within groups	27.87	FCT = 0.46838***
Within populations	25.29	FSC = 0.52422***
Total		FST = 0.74707***
GROUP 3 VS. GROUP 4
Among groups	30.90
Among populations within groups	39.98	FCT = 0.30903*
Within populations	29.12	FSC = 0.57856***
Total		FST = 0.70880***

^***P < 0.0001;

^*P < 0.005.