Humans have many uses for lichens, including as a source of potential antibiotic, anti-fungal and anti-cancer drugs. Lichens also can be used in perfumes and incense and as a clothes dye. Lichens are ...

“We see very few lichens in Colombo and other cities, but their numbers increase as we get to rural areas” Dr. Jayalal says. Lichens have other uses. There are many dyes, medicines and important ...