TABLE 1.

Compounds identified in MeOH (0.1% acetic acid) extracts of petals and inner sepals from E. acuminatum.

Peak num	Rt	Formula	Precursor ions	Mass	Calc. Mass	Error (mDa)	MS/MS	UVmax	Identification	Existence (petals or sepals)
1	4.27	C27H31O17	[M]+	627.1577	627.1561	1.6	465.1199, 303.0490	280, 520	delphinidin-3,5-di-O-glucoside	sepals
2	4.87	C28H33O17	[M]+	641.1736	641.1718	1.8	479.1200, 317.1170	280, 520	petunidin 3,5-di-O-glucoside	sepals
3	5.20	C21H21O12	[M]+	465.1003	465.1033	−3.0	303.0490	280, 520	delphinidin-3-O-glucoside	petals, sepals
4	5.27	C16H18O9	[M+Na]+	377.0835	377.0849	−1.4	197.0273, 173.0791, 163.0383	298, 324	neochlorogenic acid	petals, sepals
5	5.94	C22H23O12	[M]+	479.1200	479.1190	1.0	317.1170	280, 520	petunidin-3-O-glucoside	sepals
6	6.03	C36H37O20	[M]+	789.1882	789.1878	0.4	303.0490	280, 320, 520	delphinidin-3-O-caffeoyl-sophoroside	petals, sepals
7	6.15	C16H18O9	[M+Na]+	377.0835	377.0849	−1.4	197.0273, 173.0791, 163.0383	298, 324	chlorogenic acid	petals, sepals
8	6.30	C16H18O9	[M+Na]+	377.0835	377.0849	−1.4	197.0273,173.0791, 163.0383	298, 324	chlorogenic acid isomer	petals, sepals
9	6.59	C36H37O19	[M]+	773.1935	773.1929	0.6	303.0490	280, 320, 520	delphinidin-3-O-p-coumaroyl-sophoroside (isolated)	petals, sepals
10	7.01	C20H24NO4	[M]+	342.1694	342.1705	−1.1	297.1098, 277.0236, 265.0835	268, 301	magnoline	petals, sepals
11	7.61	C21H20O13	[M+H]+	481.0978	481.0982	−0.4	319.0431	255, 353	myricetin-3-O-glucoside isomer	petals, sepals
12	7.64	C21H20O11	[M+H]+	449.1130	449.1084	4.6	303.0490	255, 353	quercetin-3-O-rhamnoside isomer	petals, sepals
13	7.73	C21H20O10	[M+H]+	433.1120	433.1135	−1.5	287.0540	255, 353	kaempferol-3-O-rhamnoside isomer	petals, sepals
14	8.32	C21H20O12	[M+H]+	465.1052	465.1033	1.9	303.0490	255, 353	hyperoside (isolated)	petals, sepals
15	8.36	C21H20O12	[M+Na]+	487.0857	487.0852	0.5	303.0490	255, 353	isoquercitrin	petals, sepals
16	8.39	C38H48O21	[M+H]+	841.2774	841.2766	0.8	679.2239, 533.1674, 371.1117, 315.0514	255, 353	3′-hydroxylikarisoside C (isolated)	petals, sepals
17	8.51	C37H46O20	[M+H]+	811.2676	811.2661	1.5	679.2239, 533.1674, 371.1117, 315.0514	255, 353	3′-hydroxylepimedoside E (isolated)	petals, sepals
18	8.65	C38H48O20	[M+H]+	825.2831	825.2817	1.4	679.2239, 533.1674, 371.1117, 315.0514	255, 353	3′-hydroxyldiphylloside B (isolated)	petals, sepals
19	8.82	C21H20O11	[M+H]+	449.1082	449.1084	−0.2	287.0540	255, 353	astragalin	petals, sepals
20	8.83	C32H38O16	[M+H]+	679.2239	679.2238	0.1	533.1674, 371.1117, 315.0514	255, 353	3′-hydroxylepimedoside A (isolated)	petals, sepals
21	8.96	C38H48O20	[M+H]+	825.2831	825.2817	1.4	663.2256, 517.1721, 355.1170, 287.0540	268, 322, 360	ikarisoside C (isolated)	petals, sepals
22	9.11	C37H46O19	[M+H]+	795.2740	795.2712	2.8	663.2256, 517.1721, 355.1170, 287.0540	268, 322, 360	epimedoside E (isolated)	petals, sepals
23	9.25	C38H48O19	[M+H]+	809.2872	809.2868	0.4	663.2256, 517.1721, 355.1170, 287.0540	268, 322, 360	diphylloside B (isolated)	petals, sepals
24	9.46	C32H38O15	[M+H]+	663.2256	663.2289	−3.3	517.1721, 355.1170, 287.0540	268, 322, 360	epimedoside A (isolated)	petals, sepals
25	10.49	C39H50O20	[M+H]+	839.3002	839.2974	2.8	677.2462, 531.1848, 369.1346, 313.0690	270, 323, 355	epimedin A	petals, sepals
26	10.66	C38H48O19	[M+H]+	809.2872	809.2868	0.4	677.2462, 531.1848, 369.1346, 313.0690	270, 323, 355	epimedin B	petals, sepals
27	10.83	C39H50O19	[M+H]+	823.3053	823.3025	2.8	677.2462, 531.1848, 369.1346, 313.0690	270, 323, 355	epimedin C	petals, sepals
28	11.27	C33H40O15	[M+H]+	677.2462	677.2445	1.7	531.1848, 369.1346, 313.0690		icariin	petals, sepals
29	13.57	C32H38O14	[M+H]+	647.2328	647.2340	−1.2	355.1170	268, 322, 360	baohuoside III	petals, sepals
30	14.23	C26H28O10	[M+H]+	501.1760	501.1761	−0.1	355.1170	268, 322, 360	baohuoside II	petals, sepals
31	14.70	C33H40O14	[M+H]+	661.2480	661.2496	−1.6	515.1937, 369.1346	270, 323, 355	2″-O-rhamnosylicariside II	petals, sepals
32	15.31	C27H30O10	[M+H]+	515.1937	515.1917	2.0	369.1346	270, 323, 355	baohuoside I	sepals