lichen

That goal has become increasingly practical because plant-based and animal-free sources of vitamin D3 are now available, including D3 derived from lichen.

From Science Daily ● Oct. 8, 2026

On the salvaged tiles alone, you can find salt efflorescence, water stains, fretting, lichen, smears of soot, scratches and gashes.

From Los Angeles Times ● May 8, 2025

"The ancient woodlands are full of moss and lichen which light up under UV and lots of creatures too, like wood lice and centipedes all doing interesting things."

From BBC ● Feb. 17, 2024

An old wooden sign, speckled with green moss and blue-gray lichen, stands near the reservoir’s edge.

From Seattle Times ● Feb. 4, 2024

They were not very satisfying, so she picked a handful of caribou moss, a lichen.

From "Julie of the Wolves" by Jean Craighead George

Both are small, with cone-shaped shells measuring about 6 mm in length, and they live on limestone rocks where they feed on algae and lichens.

From Science Daily ● Sep. 24, 2026

“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

The stones are covered in more than fifty different lichens, some of them rare.

From BBC ● Jun. 20, 2024

Algae, pollen and lichens do accumulate in shady areas.

From Seattle Times ● Apr. 30, 2024

Tail held straight out, he streaked like a rocket across the lichens, turned, and came back with the hide.

From "Julie of the Wolves" by Jean Craighead George