Table 4 The contents of flavonoids, terpenoids and alkaloids in two varieties leaves of C. longepaniculatum (ng/mg)

CLH

CLL

Flavones

Apigenin

115.34 ± 1.24a

102.60 ± 2.12b

chrysin

5.98 ± 0.78a

6.81 ± 0.93a

Acacetin

594.81 ± 3.56a

571.06 ± 2.15b

Flavanones

Neohesperidin

256.28 ± 6.33b

433.87 ± 5.29a

Flavan 3-ols

epicatechin

5.60 ± 2.58b

15.77 ± 1.56a

catechin

372.61 ± 6.46b

478.33 ± 7.52a

Dihyroflavonols

taxifolin

71.40 ± 1.69a

73.92 ± 2.71a

Flavonols

kaempferol

137.53 ± 3.68b

155.36 ± 4.32a

PMFs

3,4′,5,6,7-Pentamethoxyflavone

0.96 ± 0.36a

1.51 ± 0.25a

5-Hydroxy-2′,4′,7,8-Tetramethoxyflavone

7.53 ± 0.19b

8.85 ± 0.32a

3-Hydroxy-3′,4′-Dimethoxyflavone

0.47 ± 0.21b

0.71 ± 0.16a

3,7-Dihydroxyflavone

132.20 ± 2.36b

176.99 ± 5.23a

 Cyclic monoterpenes

terpineol

749.98 ± 5.36b

983.32 ± 4.33a

limonene

1.38 ± 0.56a

1.57 ± 0.28a

 Linear monoterpenes

beta-myrcene

14.34 ± 0.43b

18.86 ± 0.59a

 Linear diterpenes

phytol

190.58 ± 5.29a

200.23 ± 4.76a

 Sesquiterpenoids

farnesal

116.88 ± 1.83a

118.21 ± 1.95a

 Liner triterpenes

squalene

4.23 ± 0.45a

2.97 ± 0.13b

 Carotenoids and apocarotenoids

beta-ionone

47.64 ± 2.71a

32.50 ± 1.68b

 Steroids

beta-sitosterol

168.32 ± 1.86b

179.44 ± 2.55a

 Piperidine alkaloids

pipecolic acid

17.59 ± 2.32b

24.76 ± 1.37a

 Quinoline alkaloids

2,3-butanediol

93.75 ± 1.99b

114.67 ± 2.84a

 Pyridine alkaloids

D-allose

2143.92 ± 3.26a

1908.26 ± 4.68b

nicotinic acid

4.72 ± 0.29a

3.15 ± 0.27b

hypoxanthine

212.25 ± 5.49b

247.30 ± 6.89a

6-hydroxynicotinic acid

7.78 ± 1.13b

11.80 ± 0.94a

 Indole alkaloids

melatonin

15.06 ± 0.29a

14.57 ± 0.73a

 Isoquinoline alkaloids

Thebaine

24.20 ± 1.28b

27.24 ± 0.97a