Kalpasi, also known as black stone flower, is essentially dried lichen. Kalpasi in one of the key ingredients in Chettinad cuisine. It's not just in India, lichens are used across the world. I was at ...

A mossy fungus could be used to make nutritional food products after an apocalypse, or on Mars, according to research by designer Julia Schwarz. In her project Unseen Edible, Schwarz – a recent ...

Usnea florida forms a bush of thin branches often ending in flat spore-producing discs and can grow to 10-20 cm long. This group of lichens can be easily identified by pulling back the outer sheath on ...