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Usnea inflata, beard lichen
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Usnea inflata, beard lichen
And Hypogymnia physodes (right), Burnham Beeches, Bucks, W. London. The former is a recent colonist following reductions in SO2 pollution
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Media ID 8619229
© Mary Evans Picture Library 2015 - https://copyrighthub.org/s0/hub1/creation/maryevans/MaryEvansPictureID/10711713
Alga Algae Algal Ascomycete Ascomycota Buckinghamshire Environment Environmental Environmental Impact Eukaryote Eukaryotic Fungi Fungus Indicator Lecanoromycetes Lichen Mineral Pollution Protist Protista Relationship Sulfur Beard Lichen Burnham Beeches Lecanorales Parmeliaceae
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EDITORS COMMENTS
1. Title: A Symbiotic Duo: Usnea inflata and Hypogymnia physodes Thriving in the Revitalized Burnham Beeches 2.. This photograph showcases a harmonious duo of lichens, Usnea inflata, commonly known as beard lichen, and Hypogymnia physodes, thriving in the lush, verdant environment of Burnham Beeches in Buckinghamshire, West London. The scene is a testament to the remarkable resilience and adaptability of nature. Usnea inflata, the larger, greenish-gray lichen on the left, is a relatively recent colonist to this once polluted area. Its emergence is indicative of the significant reductions in SO2 pollution that have occurred in recent decades. This ascomycete lichen, belonging to the Lecanorales order and the Lecanoromycetes class, is characterized by its long, beard-like strands, which provide a unique and intriguing appearance. In contrast, Hypogymnia physodes, the smaller, reddish-brown lichen on the right, is a long-standing resident of Burnham Beeches. This ascomycete lichen, also known as Old Man's Beard or Old Man's Whiskers, is a member of the Parmeliaceae family. It forms a symbiotic relationship with the algae Chlorococcum and Trebouxia, which live within its thallus, providing the lichen with essential nutrients through photosynthesis. The presence of both lichens in this photograph highlights the intricate relationship between the environment, algae, fungi, and minerals. Their coexistence is a powerful reminder of the environmental impact of pollution and the ability of nature to recover and adapt when given the opportunity. This image offers a glimpse into the complex and interconnected web of life that exists within our natural world.
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