Additional file 3: of The adaptation strategies of Herpetospermum pedunculosum (Ser.) Baill at altitude gradient of the Tibetan plateau by physiological and metabolomic methods

Figure S2. Orthogonal projections to latent structures discriminant analysis (OPLS-DA) score scatter plot derived from the GC-MS data set for leaves of Herpetospermum pedunculosum (Ser.) Baill. (DOCX 98 kb)