lichen

However, animal-free D3 made from sources such as lichen is also available, an important consideration for people following vegan or plant-based diets.

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

I can remember very clearly how we experimented with eating boiled lichen and reindeer moss to supplement our diet.

From "Boy: Tales of a Childhood" by Roald Dahl

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

"They've lots of humidity supporting mosses, lichens, and complex woodland structures, including ravines, rivers and rocky outcrops."

From BBC ● May 25, 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

Algae, pollen and lichens do accumulate in shady areas.

From Seattle Times ● Apr. 30, 2024

“More lichens grow on one side of the frost heaves than on the other.”

From "Julie of the Wolves" by Jean Craighead George