This category in other languages:
	Dutch  (2)   Italian  (5)

• British Lichen Society - Advance interest in all branches of lichenology. Includes comprehensive information on British lichens.
• Churchyard Lichens - General information.
• Dutch Bryological and Lichenological Society - Species list, herbaria, and publications.
• Dutch Lichens - Photos and information about lichen biology. In Dutch and English.
• Endangered Lichens - List of species protected by law in different countries.
• Information about Lichens - Description, structure, and environmental importance.
• Introduction to Lichens - Information about lichens including fossil record, life history, ecology, morphology and systematics.
• Invasion of Pollution-tolerant Lichens - Research on the distribution of four pollution-tolerant non-native lichens in the Pacific Northwest.
• Lichen Biology - Introduction to lichens, which are stable, self-supporting associations between fungi (most commonly Ascomycota) and photobionts (algae or cyanobacteria). Intended for university students.
• Lichen Research Program, University of Maine at Fort Kent - Information about Steve Selva's research program in lichenology. Includes a photo gallery of stubble lichens under the microscope.
• LichenLand - General information for young students including synoptic key and photos.
• Lichens of North America - Information about lichen biology, lichens and wildlife, lichens and people, and the book of the same title, which was published in 2001.
• Lichens.de - Photos of lichens taken during British Lichen Society field trips in Britain. Contains general information and related links.
• Looking for Lichens - Weblog with photos and descriptions.
• New Zealand Forest Lichens - Photographs, general information, identification and related links.
• North American Lichen Checklist - List of cumulative updates to the most recently published North American checklist by Esslinger and Egan (1995).
• Queensland Lichens - General information on subtropical lichens from Queensland, Australia. Includes keys to genera and species, and glossary.
• Rhode Island's Foliose and Fruticose Lichens - Habitat notes, distribution maps, and color photographs of over 90 species of macrolichens by Don Flenniken.
• Roccella - Lichen genus found in Venezuela.
• Taxonomy of Philippine Lichens - Brief information and links by researcher Isidro T. Savillo.