63
Table 2 Samples 1–12 of L. virgaurea
and their chemical constituents
No.
Specimen
number
Collection
place
Elevation
(m)
Bicyclic
eremophilanes
10H Tricyclic
eremophilanes
10-OH Tricyclic
eremophilanes
1(10)-Ene, 9-ene,
and 1,10-epoxy
tricyclic
eremophilanes
1(10)-En-2-one,
and 1(10)-en-2-ol
tricyclic
eremophilanes
Others Ref.
1
2003-54
Xiangcheng
(S)
4000
−
−
−
−
273, 274
−
[63]
2
2003-62
Daocheng
(S)
4300
33, 98, 132
348
−
−
−
−
[63]
3
2003-68
Daocheng
(S)
4000
33, 98
162, 163, 539
226, 389
−
−
−
[63]
4
2003-79
Daocheng
(S)
4100
33
161, 162, 190,
361
227
−
−
−
[63]
5
2005-32
Xiangcheng
(S)
4100,
4300
33
161, 192, 190,
344, 359, 539
389
−
−
−
[27]
6
2005-38
Daocheng
(S)
4400
−
−
−
−
273, 274, 460, 463
−
[63]
7
2005-42
Daocheng
(S)
4400
−
−
−
−
272, 274, 460
879
[63]
8
2005-45
Litang (S)
3800
33
161, 344
389
−
−
−
[63]
9
2005-52
Litang (S)
4100
33
161, 190, 538
225
579
−
−
[27]
10 2005-54
Yajiang (S) 4300
33
161, 344
389
−
−
−
[63]
11 2005-58
Kangding
(S)
4200
−
−
−
−
272, 273, 274, 275,
460
−
[63]
12 2009-36
Litang (S)
4300
1, 4, 33, 39, 40,
72, 98, 100, 132,
136, 142, 143
344, 346
389
441, 579, 580
−
159,
828
[27]
Chemical Constituents of Ligularia Species (Asteraceae) and Their Diversity…