Table II.

TSG, emodin, physcion and combined anthraquinone content determination in the wild roots of HSW.

Sample	TSG (%)	Emodin (%)	Physcion (%)	Combined anthraquinone (%)
HSW-1	2.43	2.32	0.245	2.57
HSW-2	2.70	0.67	0.10	0.78
HSW-3	2.44	1.52	0.13	1.63
HSW-4	2.02	1.17	0.14	1.32
HSW-5	2.33	0.66	0.08	0.74
HSW average content in WMA	2.39	1.27	0.14	1.41
HSW average content in commercial product	1.10	3.25	0.21	3.46

TSG, 2,3,5,4′-tetrahydroxystilbene-2-O-β-D-glucoside; HSW, Heshouwu; WMA, Wudang Mountain Area.