14 August,2026 08:55 AM IST | Beijing | Agencies
Mushroom markets scattered throughout Yunnan, where upwards of 200 species of edible fungi are sold; (right) doctoral student Colin Domnauer speaks with sellers in Yunnan. PICS COURTESY/Colin Domnauer
Across Southwest China's dining spots and bustling markets, one highly sought-after wild mushroom carries an unusual reputation: improper preparation can cause you to hallucinate tiny humans. For generations, those who eat it uncooked have reported strangely uniform trips. Instead of abstract patterns or colors, consumers frequently describe detailed swarms of miniature people running across tables, climbing over furniture, and blending directly into their surroundings.
Lanmaoa asiatica is a popular edible mushroom sold in Yunnan
Scientists have identified the culprit as Lanmaoa asiatica, a prized wild bolete endemic to Yunnan province - though curiously, identical "little people" hallucinations connected to this exact species have also been recorded thousands of miles away in the northern Philippines.
In Yunnan, where it is known as "Jian shou qing", the mushroom grows in symbiosis with pine roots and is celebrated for its rich, savory taste. Thorough cooking makes it completely safe and delicious, but undercooking unlocks a specific neuro-chemical reaction that leaves researchers stumped. Screenings confirmed the absence of psilocybin, psilocin, or any other known psychedelic agents, suggesting L asiatica contains an unidentified psychoactive compound.
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