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Table 4 Contents [mean ± SD (n = 3)] of 5 flavonoids in samples 1–25 (μg/g)

From: Simultaneous identification and determination of flavonoids in Dendrobium officinale

Samples Apigenin-6,8-di-C-β-d-glucoside Apigenin-6-C-β-d-xyloside-8-C-β-d-glucoside Schaftoside Isoviolanthin Rutin
GD1 68.42 ± 0.43 41.04 ± 0.71 9.04 ± 0.15 ND 606.82 ± 0.24
GD2 70.07 ± 0.49 36.33 ± 0.29 11.37 ± 0.13 ND 447.91 ± 1.42
GD3 112.62 ± 0.24 19.82 ± 0.37 23.47 ± 0.26 ND 530.42 ± 0.42
JX1 20.62 ± 0.23 10.01 ± 0.15 2.31 ± 0.03 ND 364.25 ± 2.33
JX2 42.51 ± 0.12 34.66 ± 0.04 18.41 ± 0.08 ND 155.22 ± 0.11
JX3 48.36 ± 0.22 29.75 ± 0.18 30.82 ± 0.12 ND 243.81 ± 0.39
FJ 67.64 ± 0.15 46.74 ± 0.33 9.14 ± 0.14 ND 282.28 ± 0.53
ZJ1 86.63 ± 0.47 18.48 ± 0.32 16.61 ± 0.32 ND ND
ZJ2 58.82 ± 0.43 24.31 ± 0.47 17.77 ± 0.32 ND ND
ZJ3 105.55 ± 0.68 54.84 ± 0.15 16.73 ± 0.31 ND ND
ZJ4 68.86 ± 1.28 42.24 ± 0.84 13.60 ± 0.39 ND ND
ZJ5 38.84 ± 0.81 22.46 ± 0.45 10.43 ± 0.09 ND ND
ZJ6 61.91 ± 0.36 39.11 ± 0.55 12.65 ± 0.04 ND ND
ZJ7 85.22 ± 0.81 27.38 ± 0.80 21.21 ± 0.54 ND ND
ZJ8 62.74 ± 0.20 23.51 ± 0.16 16.30 ± 0.47 ND ND
YN1 75.34 ± 0.44 21.60 ± 0.11 4.60 ± 0.13 164.74 ± 1.60 10.61 ± 0.60
YN2 84.70 ± 0.37 56.32 ± 0.11 11.43 ± 0.19 152.96 ± 0.29 24.81 ± 0.15
YN3 111.30 ± 0.31 52.54 ± 0.27 1.20 ± 0.11 232.73 ± 0.34 79.82 ± 0.21
YN4 36.34 ± 0.29 12.52 ± 0.27 5.62 ± 0.11 42.61 ± 0.31 13.31 ± 0.21
YN5 34.73 ± 0.41 12.08 ± 0.31 2.91 ± 0.32 78.83 ± 0.47 13.87 ± 0.14
GX1 90.51 ± 0.37 37.21 ± 0.12 12.20 ± 0.09 94.89 ± 0.74 8.89 ± 0.81
GX2 37.10 ± 0.31 13.53 ± 0.23 5.30 ± 0.09 76.77 ± 0.48 8.31 ± 0.17
GX3 37.04 ± 0.29 13.90 ± 0.06 5.31 ± 0.15 76.98 ± 0.82 8.34 ± 0.26
GX4 43.51 ± 0.17 8.52 ± 0.27 3.32 ± 0.16 100.25 ± 0.16 20.12 ± 0.15
GX5 47.98 ± 0.28 9.96 ± 0.24 2.91 ± 0.12 110.87 ± 0.60 10.94 ± 0.27
  1. Guangdong provinces (No. GD1–GD3), Jiangxi provinces (No. JX1–JX3), Fujian provinces (No. FJ), Zhejiang (No. ZJ1–ZJ8), Yunnan provinces (No. YN1–YN5), Guangxi provinces (No. GX1–GX5)
  2. ND not detected