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lichens

  • plural
    of lichen.
    lichen
    noun
    any complex organism of the group Lichenes, composed of a fungus in symbiotic union with an alga and having a greenish, gray, yellow, brown, or blackish thallus that grows in leaflike, crustlike, or branching forms on rocks, trees, etc.

Example Sentences

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Glow worms, slime moulds and rare lichens are among 1,109 species discovered in just one corner of Scotland's rainforest.

From BBC May 21, 2026

An "extinction crisis" is happening in Britain's temperate rainforests where some of the world's rarest mosses, lichens and liverworts are vanishing, ecologists have warned.

From BBC May 18, 2025

“If I were to make a prediction, I would envisage a growing fraction of the Peninsula’s landscape becoming dominated by a mosaic ecosystem of mosses, lichens, liverworts and fungi,” Roland said.

From Salon Oct. 19, 2024

Algae, pollen and lichens do accumulate in shady areas.

From Seattle Times Apr. 30, 2024

Miyax touched the lichens on the top of her frost heave.

From "Julie of the Wolves" by Jean Craighead George

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