Species	Population code	Voucher no.	Collection locality	Geographic coordinates	Elevation (m)	N
Glyptostrobus pensilis (Staunton ex D. Don) K. Koch	PNSL	Lin170804	Pingnan, Fujian, China	27°0′27.87″N, 118°51′59.75″E	1260	29
	GZHN	Lin170411	Guangzhou, Guangdong, China	23°11′24.6″N, 113°21′38.13″E	40	21
	DM	Lin170729	Doumen, Guangdong, China	22°23′42.5″N, 113°15′14.65″E	20	33
Taxodium distichum (L.) Rich.		Li180522	Changsha, Hunan, China	28°8′16.48″N, 112°59′28.36″E	90	5
Taxodium ascendens Brongn.		Li180522	Changsha, Hunan, China	28°8′16.48″N, 112°59′28.36″E	90	5
Cryptomeria japonica (Thunb. ex L. f.) D. Don var. sinensis Miq.		Wang180720	Jiujiang, Jiangxi, China	29°32′59.77″N, 115°58′03.32″E	911	5
Cunninghamia lanceolata (Lamb.) Hook.		Li180522	Changsha, Hunan, China	28°8′16.48″N, 112°59′28.36″E	90	5

N = number of individuals sampled.