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. 2021 Nov 4;8:771078. doi: 10.3389/fnut.2021.771078

Figure 3.

Figure 3

The overlapping HPLC characteristic chromatograms of the four Dendrobium samples. S1–S3: D. chrysotoxum; S4–S6: D. fimbriatum; S7–S9: D. nobile; S10–S12: D. huoshanense. D. huoshanense, Dendrobium huoshanense; D. nobile, Dendrobium nobile; D. chrysotoxum, Dendrobium chrysotoxum; D. fimbriatum, Dendrobium fimbriatum; HPLC, high-performance liquid chromatography.