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Thismia malayana: The Glow-in-the-Dark Plant That Skips Photosynthesis

Thismia malayana: The Glow-in-the-Dark Plant That Skips Photosynthesis
Credit: M.Y. Siti-Munirah

Hidden beneath layers of leaf litter in the rainforests of Peninsular Malaysia, a plant unlike any other quietly thrives in the dark. Meet Thismia malayana—a species so small and elusive that it was only officially described in 2024. And it’s not just rare; it breaks nearly every rule we think plants should follow.

Forget sunlight. Forget leaves. Forget the color green. This strange little plant has evolved to live without any of them.

Thismia malayana was described by a team from the Forest Research Institute Malaysia (FRIM) and local naturalists, and published in the journal PhytoKeys. Its discovery adds to a growing list of bizarre, rarely seen organisms that call Malaysia’s rainforests home.

A Fairy Lantern in the Shadows

Nicknamed a “fairy lantern,” Thismia malayana belongs to a group of plants known for their odd, otherworldly flowers. At just 2 to 10 centimeters tall, the blooms look like tiny lanterns glowing faintly in the undergrowth—if you’re lucky enough to spot one at all.

Credit: Mat Yunoh Siti-Munirah

Its colors are just as striking: a mix of earthy browns and soft whites, with a bright yellow center and vivid purple stamens. Surrounding the flower are strange, tentacle-like structures that make it look less like a plant and more like something out of a deep-sea documentary—or maybe a sci-fi movie.

The Plant That Cheats the System

Here’s where it gets really weird: Thismia malayana doesn’t photosynthesize. It has no chlorophyll, no leaves, and no need for sunlight. Instead, it gets all the nutrients it needs by stealing them—from fungi.

This lifestyle is called mycoheterotrophy. Instead of forming a mutually beneficial relationship with mycorrhizal fungi (as many trees and plants do), Thismia malayana takes a one-sided approach. It taps into the underground fungal networks and siphons off sugars and carbon without giving anything back.

In short, this plant cheats the system—and it does it beautifully.

Found in Two Popular Hiking Spots

So far, Thismia malayana has only been found in two hidden corners of Peninsular Malaysia: the Gunung Angsi Forest Reserve in Negeri Sembilan and the Gunung Benom Forest Reserve, part of the Tengku Hassanal Wildlife Sanctuary in Pahang. What makes this even more surprising? Both spots are popular hiking destinations—frequented by nature lovers and weekend trekkers.

Yet despite being right under our noses, this plant has gone largely unnoticed. That’s because it’s tiny. During field surveys led by researcher Siti-Munirah and her team, fewer than ten individuals were found. Yes—ten. Total.

Credit: Flickr/the hardy photography

Because of its extremely limited range and tiny known population, scientists have classified Thismia malayana as Vulnerable under IUCN criteria. Its proximity to well-trodden hiking trails makes it especially vulnerable to environmental disturbances, particularly from human activity.

What Makes T. malayana Stand Out

When compared to its close relative, Thismia chrysops, T. malayana reveals a few striking differences. Its flower tube is a lighter blend of brown and white—less dark and intense than T. chrysops. Its petal surfaces are smooth, lacking the fine hairs seen in other species, and the inside of the floral tube displays a unique pattern of horizontal stripes that hasn’t been documented elsewhere.

But perhaps most fascinating is the structure of its stamens. These reproductive parts include five distinctive appendages: a pair of club-shaped projections facing inward, two sharp ones pointing outward, and a lone additional piece right in the center.

This intricate flower architecture isn’t just for show. It likely plays a crucial role in the plant’s pollination strategy. Scientists believe Thismia malayana attracts fungus gnats and other tiny insects to act as pollinators—lured in by its unusual shape and scent.

Why This “Fairy Lantern” Deserves Protection

Thismia malayana is a new addition to the world’s growing list of fairy lanterns—plants that are rare, bizarre, and biologically fascinating. The genus Thismia includes around 100 species found across Southeast Asia, South America, and Australia.

But because of their highly secretive nature and extremely specific habitat requirements, many of these species remain poorly studied.

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