Post‐secretory synthesis of a natural analog of iron‐gall ink in the black nectar of Melianthus spp

Summary The black nectar produced by Melianthus flowers is thought to serve as a visual attractant to bird pollinators, but the chemical identity and synthesis of the black pigment are unknown. A combination of analytical biochemistry, transcriptomics, proteomics, and enzyme assays was used to ident...

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