There are certain symbols that reappear in cultures that never had contact with each other. The circle. The spiral. The world tree. And, more specifically than we might think, the mushroom. The fungal kingdom appears on the fringes of the sacred in almost all human traditions — not as a central element of doctrine, but as a symbol of threshold, of transformation, of that which exists between worlds.
Amanita muscaria: The World's Most Symbolic Mushroom
Bright red with white spots. It's the mushroom of fairy tales: it appears in Alice in Wonderland books, in Super Mario Bros, in Scandinavian Christmases, in Victorian fairy illustrations. The question is: why is this specific mushroom — Amanita muscaria — everywhere?
The most probable answer is that its psychoactive properties (it contains muscimol and ibotenic acid, which produce altered states of consciousness distinct from psilocybins) made it a recurring presence in ritual contexts of Northern Hemisphere cultures where it grows — from Siberia to Scandinavia, from the Himalayas to the forests of North America.
The Siberian Shaman and Reindeer
In the shamanic cultures of Siberia — Koryak, Evenk, Chukchi — the consumption of Amanita muscaria by shamans for spiritual journeys has been documented since the 18th century. There's a detail that captured researchers' imaginations: Arctic reindeer willingly and with evident enthusiasm eat Amanita muscaria. Siberian nomads observed that reindeer intoxicated by the mushroom exhibited erratic behavior that included apparent levitation — head and leg movements that seemed to want to lift off the ground. Some researchers like John Rush have proposed that the iconography of Santa Claus with his flying reindeer could have roots in this Siberian shamanic tradition. The hypothesis is speculative but enchanting.
Christmas: Fungal Syncretism?
The Christmas mushroom theory is one of the most controversial and entertaining syncretisms in popular ethnomycology. The elements are: reindeer that "fly" (Siberian shamanic culture with A. muscaria), a character dressed in red with white spots (the colors of the mushroom), who descends through a chimney (the shaman enters the yurt through the smoke hole — the top opening), who brings gifts in a bag (shamans carried mushrooms in sacks), and a decorated tree (the mushroom grows at the base of fir and pine trees, the trees we decorate today). The connection was popularized by the philologist John Marco Allegro in the 1970s and has generated academic debate ever since. It is not the official story of Christmas — but it is a fascinating story about how symbols travel between cultures.
The Tree of Life: Tree or Mushroom?
Another hypothesis that has circulated since the works of Allegro and more recently researchers like Jan Irvin: the symbol of the Tree of Life — omnipresent in the Jewish Kabbalah, in Mesopotamian traditions, in the Norse Yggdrasil — could have a visual root in the profile of the Amanita muscaria: the thick stem, the extended cap, the white spots. The view from below of a large Amanita remarkably resembles certain archetypes of the cosmic tree. As with all speculative ethnomycological hypotheses, the evidence is not conclusive — but the recurrence of the symbol in cultures that had no direct contact is hardly coincidental.
The Mushroom in Mexica-Christian Syncretism
When the Spanish arrived in Mesoamerica in the 16th century, they found a complex system of ritual use of psychoactive mushrooms that the Inquisition classified as the work of the devil. The first decades of the Colonial period saw a systematic attempt to eradicate these practices — but as with most attempts to suppress deeply rooted religious practices, what emerged was syncretism, not eradication.
The mushroom ceremonies in Mazatec, Zapotec, and Nahua communities in the 20th century documented by Wasson and other researchers already showed clear syncretic elements: the curandero mixed invocations to Christ and the Virgin with chants in indigenous languages, figures from the Catholic pantheon with pre-Hispanic entities. María Sabina, the curandera of Huautla who guided Wasson, invoked Jesus Christ, the saints, and the spirits of the mountain in the same ceremony. The mushroom had survived — covered with the language and symbols of the dominant religion.
The Buddhist Monk and the Jade Mushroom
In the Chinese and Japanese Buddhist tradition, Reishi (Ganoderma lucidum) has an elaborate iconography. The curved, shiny, and multicolored shape of the mature Reishi inspired the motif of the ruyi — an S-shaped ritual object that appears in painting, sculpture, and decoration since the Han dynasty. The ruyi symbolizes the granting of wishes, good fortune, and spiritual power. In Buddhist and Taoist temples in China and Japan, Reishi appears on altars, murals, and votive objects — often alongside the crane (longevity) and the peach (immortality). It is not the mushroom itself that is revered, but the principles it embodies: permanence, health, and connection to what transcends.
Syncretism as a Sign
What unites all these examples is not a conspiracy or a "hidden truth" about the history of religions. It is something more interesting: evidence that mushrooms have generated experiences extraordinary enough — in sufficiently different cultures — to be incorporated again and again into the vocabulary of the sacred.
Fungal syncretism does not say that all religions "are really" mushroom cults. It says something more nuanced and truer: that the fungal kingdom has been, for many human cultures, one of the ways to access experiences that ordinary language cannot contain — and that these cultures found, each in their own way, ways to integrate that experience into their worldview.
At Simbiosis, we do not work with psychoactive mushrooms — our catalog is of functional and adaptogenic mushrooms. But we understand that the current interest in medicinal mushrooms does not exist in a vacuum: it is part of a broader interest in the fungal experience, in its extraordinary biology, and in what the fungal kingdom can teach us about the nature of consciousness, health, and connection to the natural world.
→ Ethnomycology: when the mushroom was medicine, food, and portal
→ The Fungi Kingdom: biology and history
→ Simbiosis Education Center
References: Wasson R.G. (1968). Soma: Divine Mushroom of Immortality. Harcourt. Guzmán G. (2008). Hallucinogenic Mushrooms in Mexico: An Overview. Economic Botany, 62(3), 404–412. Rush J. (2011). The Mushroom in Christian Art. North Atlantic Books.