Groundbreaking discovery challenges long-held scientific beliefs about moss and fungi symbiosis

Moss and Mycorrhizal Fungi: An Unexpected Partnership

According to НВ — Техно: June 22, 6:00 PM

A new study has revealed that mosses form symbiotic relationships with mycorrhizal fungi, directly contradicting what scientists previously thought. Published in the journal New Phytologist, the research shows that while more than 85% of land plants partner with fungi, mosses were long believed to be excluded from such interactions.

Kian Kelly, a doctoral candidate at the University of California, Riverside, conducted fieldwork in the Mojave and Sonoran deserts, where air temperatures exceeded 38 degrees Celsius. His findings indicate that fungi live inside mosses in these extreme desert environments just as they do in milder climates. Laboratory analyses confirmed the existence of symbiosis between moss and fungi, and DNA from mycorrhizal fungi was detected within moss tissue.

Using a special blue dye on moss tissue, Kelly observed branching fungal structures inside moss cells under a microscope. These structures resembled arbuscules-typically found in plant roots-even though mosses lack roots. Additionally, the fungi found in desert moss differed from those in moss from more temperate regions, and fungi in the surrounding soil did not match the species found inside the moss.

“That is when he realized he had stumbled upon something truly interesting.” - Kian Kelly

This research opens new avenues for studying plant-fungal interactions and challenges traditional views of ecological relationships in nature.

Why This Discovery Matters

The findings presented in this study could fundamentally change how we understand ecosystems and the role mosses play in the natural world. The symbiosis between moss and mycorrhizal fungi may highlight the importance of these plants for sustaining biodiversity in arid regions-a particularly urgent issue given climate change. It also underscores the need for further research into the connections between different plant and fungal species, which could have implications for environmental conservation.

This groundbreaking research on moss and fungi symbiosis not only reshapes our understanding of ecological relationships but also invites comparisons to other fascinating fungal interactions in nature. For instance, a recent discovery in Borneo highlighted a predator fungus that preys on a 'zombie' fungus, revealing the complex dynamics within fungal ecosystems. Such findings emphasize the intricate roles fungi play, making it essential to explore these connections further. Learn more about this intriguing predator-fungus relationship here.