Table 3.

Geographical information of four populations of Carpinus polyneura and one population of C. dayongina used for phylogenetic analyses of ITS sequences.

Species	Number of individuals	Collection site	Latitude (N) / Longitude (E)	Altitude (m)
C. polyneura	4 (P1–P4)	Hupingshan, Hunan	30°0'42.1"N, 110°36'20.5"E	350
	3 (P5–P7)	Dapanshan, Zhejiang	29°12'33.4"N, 120°43'56.6"E	600
	1 (P8)	Liujiaping, Hubei	30°6'27.9"N, 110°43'56.6"E	1380
	1 (P9)	Caoyuan, Guizhou	26°18'43.9"N, 106°54'39.6"E	1460
C. dayongina	3 (D1–D3)	Tianmenshan, Hunan	29°3'5.8"N, 110°28'30.3"E	1335