Figure 4.
The reference fingerprint of R. rugosa: (1) GA (3.783 min); (5) 2-phenylethyl-O-β-d-glucopyranoside (26.9 min); (6) quercetin-3-O-(2′′-O-β-d-glucopyranosyl)-β-d-glucopyranoside) (28.0 min); (7) juglanin (28.9 min) (8) EC (30.7 min); (9) avicularin (36.0 min); (10) quercetin (38.3 min); (11) kaempferol-3-O-sophoroside (38.9 min) (16) hyperoside (48.9 min); (18) astragalin (57.3 min).