Fungi (including lichens)
Neither plants nor animals, fungi are an enormous group of extraordinary organisms that belong in their own distinct kingdom. Instead of photosynthesis (as in plants) or digestion (as in animals), fungi obtain nutrients through the absorption of decaying organic matter. In many larger fungi, the only visible parts are the fruiting bodies (the more familiar mushroom or toadstool), which arise from an unseen network of microscopic threads. Fungi perform an important ecological role and therefore their conservation is vital for the health of the world’s ecosystems.
Explore ARKive for videos and images of endangered fungi, and learn about fungi conservation, biology and more in our species fact-files.
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The attractive pink waxcap (Hygrocybe calyptriformis) has a pinkish-lilac conical cap with fine striations and a slightly greasy appearance... More
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The coral tooth fungus (Hericium coralloides) has been described as our most beautiful species of fungus. It is a member of the group called... More
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As the common name suggests, beefsteak fungus is remarkably similar in appearance to raw meat. In the past it was often cooked and eaten as... More
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Pig's ear fungus (Gomphus clavatus) derives its name from the funnel-shaped and folded fruiting body, which resembles a pig’s ear in... More
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Known as the “panda bear” of lichens because of its extreme rarity, the boreal felt lichen is a ‘leafy’ species that grows on the branches... More
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The golden-gilled bolete is an unusual member of the Boletales, as the underside of the cap bears gill-like structures (known as ‘lamellae’)... More
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Information on the honey mushroom is currently being researched and written and will appear here shortly... More
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A rock-dwelling lichen adapted to desert environments, Ramalina maciformis grows in four main forms. The first, and typical form of this... More
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This rare fungus, found on the dung of ponies and horses, takes its name from the resemblance of the fruiting bodies to nails. The stalk of... More
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This is one of the most poisonous European toadstools. All parts of the fungus are deadly, and it should never be eaten. The cap is... More
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The fly agaric is an attractive, vibrantly coloured toadstool, which is familiar and instantly recognisable. It has a bright red cap, which... More
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The mealy tooth fungus belongs to the stipitate hydnoid fungi group, also known as the 'tooth fungi'. Members of this group release their... More
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Its terrible foetid smell as well as an unmistakable appearance makes the stinkhorn one of the most easily recognised species of fungi... More
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Unlike other fungi, earthstars can move! With a strong tendency to absorb and lose water, their outer layers uncurl when it rains. The fruit... More
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This member of the Cladonia (reindeer lichen) genus is whitish-grey in colour and grows in low, bushy clumps. The familiar common name of... More
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The lichen Bacidia incompta does not have a common name. The Generic part of the scientific name, Bacidia means 'rod-shaped' and refers to... More
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Waxcaps are a group of fungi that have thick gills, watery flesh and a waxy texture. This waxcap has a brown, chestnut or coffee-coloured... More
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Artist’s fungus (Ganoderma applanatum) forms bracket-like fruit bodies that are reddish brown in colour. The hard waxy crust has a knobbly... More
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Information on Caloplaca citrina is currently being researched and written and will appear here shortly... More
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This fungus causes a brown rot of the heartwood of mature or dead oak trees. The stemless bracket-like fruit bodies (the visible part of the... More
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The purple-red hygrophorus produces large white mushrooms, which are heavily marked with wine-red spots. The cap is broad and rounded; the... More
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This lichen has a lobed, leafy appearance; it is a dark greenish colour and may produce reddish fruiting bodies when fertile... More
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The Devil's bolete (or boletus) appears as a large toadstool, usually around the base of beech and oak trees. It shares the characteristics... More
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This widespread species is a close relative of the species of mushroom that is typically sold in shops (Agaricus bisporus). The field... More
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The family of fungi known collectively as 'earthtongues' are aptly named. The shape of the upper part of the fungus, called the head... More
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This strange fungus has a small, rounded head borne on a shaggy ochre-brown stalk. The head is a mass of spores, which have a warty... More
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Buellia subalbula is a species of lichen with a distinctive white, cracked thallus (the main lichen body) which often appears slightly... More
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King Alfred's cakes, also known as 'cramp balls' is a hard, inedible ball-shaped fungus. The visible part of the fungus, the fruit-body is... More
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The violet crown-cup fungus produces striking, flask-shaped fruiting bodies. These are initially submerged in the soil and then break... More
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Information on the lichen is currently being researched and written and will appear here shortly... More
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The ridged tooth fungus belongs to the stipitate hydnoid fungi group. Members of this group are also known as 'tooth fungi' (fungi that... More
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As the common name suggests, scrambled-egg lichen has a thin, crust-like egg-yellow thallus (body), which consists of smaller rosettes and... More
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The grey tooth fungus belongs to a group known as the stipitate hydnoid fungi. These fungi share some morphological characters, but are not... More
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Information on Fulgensia fulgida is currently being researched and written and will appear here shortly... More
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Orange-fruited elm-lichen is called a 'crustose' lichen from its crust-like texture. Its main body is light grey, and the fruiting bodies... More
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Diploschistes ocellatus is a widespread lichen species that grows on calcareous rocks and soils. Its numerous thalli are powdery pale grey... More
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Information on the hat-thrower fungus is currently being researched and written and will appear here shortly... More
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This lichen grows in a crust-like fashion; the thallus is thin and pale greenish-yellow in colour with a cracked surface. The Latin name of... More
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The scaly tooth fungus is a member of the stipitate hydnoid fungi group. These fungi share some morphological characters, but are not a... More
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The zoned tooth fungus belongs to the stipitate hydnoid fungi group, also known as the 'tooth fungi'. Members of this group share some... More
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This lichen is a 'fruticose' or 'shrubby' species; it is composed of branching lobes that form small orange tufts, which are almost... More
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The fused tooth fungus belongs to the stipitate hydnoid fungi group. These fungi share some morphological characters, but are not naturally... More
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Francis' lichen is a yellowish-green scattered crust, and the fruits are orange-brown but have never been recorded in Britain. The algal... More
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Caloplaca aractina is a 'crustose' lichen; one with a crusty-like appearance. The body of the lichen (its thallus) is an oily dark brown to... More
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This curious species resembles seaweed more than the lichens that most of us are familiar with. It has a gelatinous appearance, is... More
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The velvet tooth fungus belongs to the stipitate hydnoid fungi group. These are a group of 'tooth fungi' (fungi that release their spores... More
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A rock-dwelling species, Gloeoheppia turgida is a ‘squamulose’ lichen, meaning that the main body (thallus) is entirely covered in minute... More
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This rare lichen is circular in shape, and white to pale grey-brown in colour... More
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The golden-hair lichen is a striking 'fruticose' or 'shrubby' tufted lichen, which is a bright orange colour with highly branched, flattened... More
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This species is commonly called a 'pin-head' lichen as the fruiting bodies (the structures that produce the lichen's spores) are shaped... More
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