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A group of Vachellia tortilis in the sunset, desert of Al Muntarib, Oman.
  • October 1, 2026October 2, 2026

The Sacred Acacia: Ancient Lore and Modern Myths about a Desert Tree and DMT

Facebook LinkedIn X Email WhatsApp This article was originally published in the Mandragora Digital Bulletin #5. Note about taxonomy As a result of phylogenetic studies, a reclassification of the genus Acacia was proposed in 2003 and, after the usual intense debate, was finally approved at the 17th International Botanical Congress [...]

Gold coin from Kyrene featuring a Silphion plant
  • March 31, 2026June 4, 2026

The Name of Silphion

“Do you remember the time when Silphion was so cheap?”– Aristophanes, Knights, 890. For centuries, on the coins minted in the most important Greek colony in Africa, the protagonist was a plant. This plant, called Silphion, was not only the source of one of the most prized spices in classical [...]

Titania, Queen of the Fairies - Arthur Rackham (1867-1939)
  • June 8, 2025June 8, 2025

Some Speculations on the Pharmacognosy of European Oneirogens

Pharmacognosy: Study about the physical, chemical, biochemical, and biological implications of natural substances for medicinal purposes. “Like vervain, mugwort is associated with the festival of Midsummer in a number of areas from China to Europe. But if vervain is the daytime herb of Midsummer, mugwort is the night side—a Midsummer [...]

  • November 4, 2024June 5, 2026

“The Old Dream”

“The old dream”. That’s what Jerónimo Mazarrasa, a member of the ICEERS Foundation team, called it one day in a chat group focused on ethnobotany topics. And it stuck with me. I had been experimenting with an electronic book management software that included a powerful search engine, thinking about using [...]

Most Viewed

  • “The Old Dream”
    November 4, 2024
  • Titania, Queen of the Fairies - Arthur Rackham (1867-1939)
    Some Speculations on the Pharmacognosy of European Oneirogens
    June 8, 2025
  • 2025 in 20 Publications
    December 31, 2025
  • Gold coin from Kyrene featuring a Silphion plant
    The Name of Silphion
    March 31, 2026

Mandragora logo art by Benjamin A. Vierling.

Registered in the Registry of Foundations of the Generalitat of Catalonia as a charitable foundation of cultural and scientific nature.

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Mandragora logo art by Benjamin Vierling.

Registered in the Registry of Foundations of the Generalitat of Catalonia as a charitable foundation of cultural and scientific nature.

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