Taxonomic monograph reveals nine neotropical Gnetaceae species including a novel Colombian taxon, highlighting regional gymnosperm diversity.
Background and Aims After having contributed treatments of Gnetum for various regional floras in the neotropics, it was decided to produce a monograph of the genus for the new world. Methods Specimen data from herbarium species were collected and recorded. Type specimens and synonymy were determined for each species. Key Results A new species endemic to Vaupés, Colombia is described and illustrated. It is compared to the other neotropical species of Gnetum. A key to the nine neotropical Gnetum species is given as well as descriptions of those species with relevant specimen citations, distributions, and images.
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Dennis Wm Stevenson (2026) studied this question.
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