Table 2.

Analysis of molecular variance (AMOVA) for cpDNA haplotypes of cypress species

Species/lineage	Source of variation	d.f.	SS	VC	Variation (%)	Fixation index
C. chengiana (lineage E, Sichuan populations)	Among populations	5	1.827	0.017	6.8	FST = 0.068
	Within populations	44	10.213	0.232	93.2
	Total	49	12.040	0.249
C. chengiana (lineage A, Gansu populations)	Among populations	3	0.925	-0.001	-0.2	FST = -0.002
	Within populations	36	11.325	0.315	100.2
	Total	39	12. 250	0.314
C. chengiana	Among lineages	1	10.066	0.218	43.9	FCT = 0.439*
	Among populations within groups	8	2.752	0.009	1.8	FSC = 0.032
	Within populations	80	21.538	0.269	54.3	FST = 0. 457*
	Total	89	34.356	0.496
C. funebris	Among populations	10	0.951	-0.004	-3.5	FST = -0.035
	Within populations	78	10.150	0.130	103.5
	Total	88	11.101	0.126
C. duclouxiana	Among populations	10	6.707	0.061	23.3	FST = 0.233*
	Within populations	75	15.142	0.202	76.7
	Total	85	21.849	0.263
C. gigantea	Among populations	5	0	0	0	FST = 0
	Within populations	52	0	0	0
	Total	57	0	0
C. torulosa	Among populations	11	0.952	0.053	100.0	FST = 1.000
	Within populations	9	0	0	0
	Total	20	0.952	0.053
C. cashmeriana & C. austrotibetica	Among populations	7	0	0	0	FST = 0
	Within populations	18	0	0	0
	Total	25	0	0	0
C. torulosa s.l. and C. gigantea	Among groups	3	30.659	0.469	97.6	FCT = 0.976*
	Among populations within groups	22	0.955	0.012	2.4	FSC = 1.000
	Within populations	80	0	0	0	FST = 1.000*
	Total	105	31.613	0.481
All species	Among species	7	100.946	0.319	63.5	FCT = 0.635*
	Among populations within species	58	20.258	0.039	7.7	FSC = 0.210 *
	Within populations	305	44.123	0.145	28.8	FST = 0.712 *
	Total	370	165. 326	0.502

d.f., degrees of freedom; SS, sum of squares; VC, variance components; * P < 0.001.