Lichens are fungi which form a symbiotic partnership with either green algae (Chlorophycophyta) or blue-green algae (Cyanobacteria). Most of the lichenised fungi are from the phylum Ascomycota but some are from the phylum Basidiomycota.- Category ID : 419037
Twenty four photographs ranging from lichen covered rock faces, through individual species to magnified sections, published in a pictorial supplement to the Fifth Kingdom.
A lichen is a combination of two organisms which live together intimately. Information on their fossil record, life history and ecology, systematics and morphology.
Photographs of Acolium hawaiiense, Acroscyphus sphaerophoroides, Anaptychia leucomelos, Bacidia medialis, Bryoria furcellata, B. smithii, Buellia aeruginascens, B. proximata, B. pruinosa, B. tincta, Caloplaca erythrantha and Teloschistes flavicans.
Outline with diagrams of the two fundamentally different sorts of reproductive bodies possessed by lichens, and the three main types of vegetative reproduction where pieces of lichen detach.
Each species of lichen has its own preferred substrate. This article describes how and where they grow and the extremes of climate that they can tolerate.
The Forest Inventory and Analysis service in the United States monitors the lichen community in order to assess the impact of air pollution on forest health.