Table 1.

Sample information of six Rehmannia species in this study.

Species	Location	Longitude	Latitude	Clean reads	Mean coverage
R. glutinosa	Yulin, Shaanxi, China	110.57	37.77	3,721,846	1583.5×
R. henryi	Yichang, Hubei, China	10.68	31.31	31,171,142	119.6×
R. elata	Amsterdam, Holland	4.88	52.36	26,976,944	137.1×
R. piasezkii	Shiquan, Shaanxi, China	108.63	32.04	26,815,865	125.3×
R. chingii	Lishui, Zhejiang, China	120.15	28.64	25,724,095	131.5×
R. solanifolia	Chengkou, Chongqing, China	108.62	1.54	29,076,484	141.8×