Lichens - Introduction, collecting lichens, non-crustose lichen species on trees.

Lichens of North America - Upcoming publication.

Churchyard Lichens Factsheet - An attempt to provide at least some partial answers to requests for information about churchyard lichens and to suggest other sources of information.

European Species of the Lecanoraceae Family - Monograph.

Introduction to Lichens - Information about lichens - their fossil record, life history, ecology, morphology and systematics.

Stubble Lichens - Under the microscope.

Lichens - Consist of a symbiosis between an algae and a fungus.

Invasion of Pollution-tolerant Lichens - In the Pacific Northwest.

Lichens and the Environment - Lichens as environmental indicator species.

Lichens and Animals - Information on the some of the animals which eat or use lichen.

Endangered Lichens - Lichens that are protected by law in the countries listed.

Global Red List of Lichens - Preliminary list of species.

Orchila - The lichen genus Roccella has a vernacular name Orchila which is a name of venezuelan island in the caribbean sea.

Lichenology in the Netherlands - This website provides a checklist and Red List of the lichens and lichenicolous fungi of the Netherlands, and additional information about projects and publications.

Information about Lichens - Looks at what lichens are, their structure, and their environmental importance.

Photos of Dutch lichens - Site also has information (in English) about lichen biology.

Forest Lichens - Photographs and general information about New Zealand lichens.