Fig. 1: Analysis of the data from timsTOF fleX MALDI-2.

a A picture of the twig of P. chienii. The blue line indicated the sample site of the leaf, and the red line indicated the sampling site of the stem. b The optical images of the P. chienii leaf and stem sections. c Mean mass spectrogram and segmentation analysis of the P. chienii samples. Stem and leaf samples were performed on a single chip. d Imaging analysis of ten typic diterpenes in the leaves and stems of P. chienii. Color scale ranges from 0 to 100%. Blue indicated a low accumulation level, and red indicated a high accumulation level. e Proportion of various metabolites in leaves and stems was showed by a histogram. Source data are provided as a Source Data file.