Table 1.

Triterpenic acids in twelve Syzygium formosum trees. Some minor components that were close to the limits of quantification were excluded. For the comparison, two samples of Centella asiatica were analyzed by the same method.

S. formosum	Triterpenic Acids a (mg/g Dry Weight)							Total
	Madecassic Acid	Asiatic Acid	Maslinic Acid	Corosolic Acid	Betulinic Acid	Oleanolic Acid	Ursolic Acid
S1	0.20 ± 0.02	3.36 ± 0.51	0.26 ± 0.01	0.89 ± 0.15	4.74 ± 0.84	0.065 ± 0.005	0.18 ± 0.01	9.695 ± 1.545
S2	0.67 ± 0.01	5.26 ± 0.25	0.53 ± 0.02	1.59 ± 0.12	3.09 ± 0.02	0.10 ± 0.01	0.23 ± 0.01	11.44 ± 0.39
S3	0.50 ± 0.01	5.57 ± 0.17	0.41 ± 0.01	1.25 ± 0.06	4.54 ± 0.45	0.12 ± 0.01	0.28 ± 0.01	12.65 ± 0.68
S4	0.98 ± 0.04	12.6 ± 0.5	1.04 ± 0.05	3.54 ± 0.04	5.27 ± 0.36	0.33 ± 0.2	0.81 ± 0.04	24.56 ± 1.05
S5	0.37 ± 0.02	5.89 ± 0.02	0.98 ± 0.01	3.76 ± 0.12	3.89 ± 0.02	0.26 ± 0.01	0.66 ± 0.01	15.81 ± 0.18
S6	0.25 ± 0.04	2.78 ± 0.29	0.44 ± 0.04	1.64 ± 0.22	4.23 ± 0.43	0.065 ± 0.005	0.16 ± 0.01	9.56 ± 1.03
S7	0.24 ± 0.02	3.99 ± 0.05	0.37 ± 0.04	1.35 ± 0.07	2.53 ± 0.24	0.08 ± 0.01	0.23 ± 0.02	8.77 ± 0.43
S8	0.44 ± 0.03	4.68 ± 0.54	0.84 ± 0.06	3.78 ± 0.42	5.11 ± 0.50	0.18 ± 0.01	0.52 ± 0.05	15.53 ± 1.59
S9	0.29 ± 0.01	6.81 ± 0.46	0.95 ± 0.03	3.83 ± 0.30	3.07 ± 0.45	0.22 ± 0.02	0.66 ± 0.03	15.81 ± 1.18
S10	0.39 ± 0.03	4.51 ± 0.80	0.84 ± 0.05	4.02 ± 0.70	5.89 ± 0.78	0.19 ± 0.02	0.60 ± 0.03	16.41 ± 2.38
S11	0.27 ± 0.02	7.76 ± 0.61	0.86 ± 0.01	3.66 ± 0.47	2.70 ± 0.25	0.19 ± 0.02	0.56 ± 0.01	15.99 ± 1.35
S12	0.82 ± 0.01	10.07 ± 0.09	2.16 ± 0.02	6.21 ± 0.01	6.05 ± 0.22	0.53 ± 0.03	1.36 ± 0.02	27.19 ± 0.26
Average	0.42 ± 0.25	5.84 ± 2.81	0.79 ± 0.47	2.95 ± 1.50	4.24 ± 1.20	0.19 ± 0.12	0.51 ± 0.32	14.94 ± 5.50
C. asiatica	1.72 ± 0.26	3.21 ± 0.7	NA b	NA	NA	NA	NA	4.94 ± 0.96

^a The order of chemicals follows retention times of triterpenic acids in HPLC-MS/MS analyses. ^b Not available: the chemical was not detected or under the limits of quantification.