Fungi encyclopedia
A reference for the fungi you actually find
Each entry describes one species the way you meet it in the field — the cap and its surface, what sits underneath, the stipe and its base, the spore print colour, the substrate it fruits from, and the species most often confused with it.
Showing results for “Tumor of a plant (Gall)”
Spotted Toughshank
Gilled
A firm, long-stemmed woodland mushroom whose cream cap and crowded pale gills develop scattered rust-coloured blotches as it ages. Common in conifer plantations and on heathland litter.
Spore print · Pale pinkish cream
Ergot
Other Fungi
A grass fungus that replaces a floret with a hard, curved purple-black horn projecting from the ear, which the following spring sprouts tiny pink drumstick-shaped fruiting heads.
Spore print · Not applicable (sclerotium, not a spore print)
Oak Leaf Blister
Other Fungi
A Taphrina sac fungus that raises pale, circular, dome-shaped blisters across oak leaves. The bulges are convex above and correspondingly hollowed on the underside.
Spore print · Not applicable
Ash Dieback
Cups & Discs
A minute white cup fungus that fruits in summer on the blackened leaf stalks of ash lying in the litter. Its asexual stage produces diamond-shaped bark lesions and crown dieback on living ash trees.
Spore print · White
Apple Scab
Other Fungi
A leaf- and fruit-inhabiting sac fungus of apples and crabapples that produces sooty olive-green spots with fuzzy, feathered margins. It overwinters in fallen leaves, where its minute flask-shaped fruiting bodies form.
Spore print · Not applicable
Black Knot
Other Fungi
A twig-inhabiting ascomycete of Prunus trees that turns branches into hard, coal-black, corky swellings several centimetres long. The knots are perennial and enlarge each year along the stem.
Spore print · Not applicable
Gilled Bolete
Boletes
A bolete that wears gills instead of pores: thick, widely spaced, bright golden-yellow blades running down the stipe beneath a dry velvety brown cap.
Spore print · Olive-yellow to yellowish-brown
Parasitic Bolete
Boletes
A small olive-yellow bolete that grows nowhere except attached to the base of a common earthball, usually with several fruitbodies clustered around a single host.
Spore print · Olive-brown
Bolete Eater
Other Fungi
A parasitic fungus that engulfs boletes in a felty white coat which ripens to bright golden yellow, distorting the host until its pores and stipe are barely recognisable.
Spore print · Not applicable; golden-yellow powdery spore mass
Common Bunt
Other Fungi
A smut fungus that hollows out wheat kernels and refills them with a mass of dark brown spores, producing fragile grey bunt balls with a distinctive fishy odour.
Spore print · Not applicable (dark brown spore mass)
White Chanterelle
Gilled
A stout, chalk-white chanterelle of western North American conifer forests, with blunt decurrent ridges instead of gills and flesh that stains rusty orange wherever it is touched.
Spore print · White
Black Trumpet
Other Fungi
A thin, hollow, vase-shaped fungus in dark grey to almost black, with a smooth or faintly wrinkled outer fertile surface and no true gills. It grows in dense troops in deep leaf litter, where its colouring makes it remarkably hard to see.
Spore print · White to pale cream
Maitake
Polypores
A large clustered polypore that builds a rosette of grey-brown, fan- to spoon-shaped fronds from a branched white stalk at the foot of old oaks. The undersides are covered in tiny white pores rather than gills.
Spore print · White
Agarikon
Polypores
A large, chalky white, hoof-shaped to column-like perennial bracket found high on old-growth conifers. Its soft, crumbly white interior and cracked outer surface set it apart from every other large conk.
Spore print · White
Grey Coral
Corals & Clubs
A small, ash-grey to lilac-grey branched coral of woodland soil, with rather thick, blunt-tipped branches and a white spore print.
Spore print · White
Western Destroying Angel
Gilled
An all-white springtime Amanita of western oak woodland, with free white gills, a thin skirt-like ring and a sac-like membranous volva at the buried stem base.
Spore print · White
American Caesar's Mushroom
Gilled
A brilliant red-to-orange Amanita of eastern North American oak and pine woods, with yellow gills, a yellow-orange skirt ring and a thick white sac at the base.
Spore print · White
Blushing Wood Mushroom
Gilled
A brown-scaled woodland Agaricus of conifer litter whose white flesh blushes vivid red within moments of being cut.
Spore print · Dark chocolate brown
Big Blue Pinkgill
Gilled
A stout, deep steel-blue pinkgill of ancient calcareous grassland, with white gills turning pink and a thick blue-tinged stipe.
Spore print · Pink
Coker's Amanita
Gilled
A large, imposing white amanita whose cap is armoured with sharply pointed, downward-curving warts, and whose rooting bulb is ringed with rows of recurved scales.
Spore print · White
California Agaricus
Gilled
A common lawn and garden Agaricus of the Pacific coast, with a pale silky cap, a flaring patch-bearing ring and pale greyish rather than bright pink young gills.
Spore print · Dark chocolate brown
Tawny Grisette
Gilled
A slim, ringless, foxy orange-brown Amanita of acid woodland and heath, with free white gills and a tall white sac at the base stained rusty brown.
Spore print · White
Giant Cypress Agaricus
Gilled
A giant west-coast Agaricus of coastal cypress and pine groves, with a heavy brown-scaled cap that can reach 30 cm and a thick, patchy ring. Fruits in the winter rains.
Spore print · Dark chocolate brown
Leafy Brain
Jellies
A brown gelatinous fungus forming rosettes of thin, wavy, leaf-like lobes that look like a clump of seaweed stranded on a conifer stump.
Spore print · White