Metabolism, Structure and Function of Plant Tetrapyrroles, Volume 91, the latest release in the Advances in Botanical Research series is a compilation of the current state-of-the-art on the topic. Chapters in this new release cover Tetrapyrrole Pigments of Photosynthetic Antennae and Reaction Centers of Higher Plants: Biochemistry, Biophysics, Functions, Molecular Mechanism of Antenna Regulation, Applications, Chlorophyll c: Synthesis, Occurrence, Light-Harvesting, Absorbance, Excitation Properties, Pigment Organization in Chlorophyll-Binding Proteins (FCP), Chlorophyll d and f: Synthesis, Occurrence, Light-harvesting, Absorbance, Excitation Properties, Pigment Organization in Chlorophyll-Binding Protein Complexes, Analysis of Chlorophyll, Precursors and Derivatives by New High-Performance Liquid Chromatography and Mass Spectrometry, and much more.