Table 4. Multiple regression analysis of the effects of latitude, longitude, mean temperature of coldest quarter (MTCQ), and annual precipitation (AP) on flowering time in Asian HG7 and HG16.

Haplogroup (sample size)	Source	Parameter estimate	Standard error	t statistic	P
HG7 (n = 12)	Latitude	−0.10	0.66	−0,15	0.89
	Longitude	−0.63	0.83	−0.76	0.47
	MTCQ	−1.55	0.33	−4.66	0.0023
	AP	−0.01	0.01	−1.76	0.12
HG16 (n = 41)	Latitude	−0.10	0.15	−0.68	0.50
	Longitude	1.22	0.28	4.36	0.0001
	MTCQ	−0.61	0.17	−3.69	0.0007
	AP	−0.00	0.00	−0.77	0.45

Significant effects are shown in bold.