Files in this Data Supplement:

• Supplemental file 1 - Supporting information on measurement software, the theoretical basis for the identification and approximate quantification of pigments based on the fourth-order derivative of R(λ) and log R(λ), and hyperspectral data analysis software; screen shots of measuring software modules and of hyperspectral image analysis software HS_ImAn; analysis of the absorption spectra and their second and fourth derivatives (Fig. S2).
  PDf file, 273K.