A to Z of British Fungi

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Common Name	Scientific Name	Description
Macro Mushroom	Agaricus urinascens	A large, often massive mushroom found in soil among grass from early Summer until early Autumn.
Macrolepiota rhacodes var bohemica	Macrolepiota rhacodes var bohemica	A large fungus with a shaggy brown cap on a white background found solitary or in scattered groups in gardens, parks and compost heaps.
Magpie Cap	Coprinopsis picacea	Tall dark grey-brown agaric with conspicuous white scaly patches. Cap: Ovoid or cylindrical becoming convex then broadly campanulate, margin finally reflexed and splitting radially. Dark greyish-...
Many zoned Polypore	Coriolus versicolor
Marasmius curreyi	Marasmius curreyi	This tiny fungus is recognized by a orange-brown, pinkish-brown to buff, sulcate-striate, often umbilicate cap, and bristle-like stipe.
Marasmius limosus	Marasmius limosus
Matt Bolete	Boletus pruinatus	Medium to large bolete with chestnut-brown cap displaying distinctive whitish bloom, yellow pores and reddish tinged stem.
Matt Knight	Tricholoma imbricatum	A large, fleshy fungus that is dark reddish brown found on sandy soil in scattered or small tropps in coniferous woodland with Pine.
Meadow Coral	Clavulinopsis corniculata	This is a coral-like species that has a variable appearance, depending on local conditions, especially grass length. It can be short and tightly divided or tall and loosely branched and the colour...
Meadow Puffball	Vascellum pratense
Meadow Waxcap	Hygrocybe pratensis var. pratensis	A medium-sized fungus with a tawny-orange cap that has a waxy feel, found growing in fairly widespread troopd on soil among short grass in pastures and meadows.
Mealy Funnel	Clitocybe vibecina	A small fungus with a pale greyish-brown cap that is found growing in soil in mixed or coniferous woodland, usually with bracken.
Mealy Pinkgil	Entoloma prunuloides	Please note that this sp. is usually brownish-grey on the cap but whitish forms are not uncommon, this one is more pure white than usual.
Megacollybia platyphylla	Megacollybia platyphylla	A medium to large fungus found in coniferous and deciduous woodland on rotting stumps or attached to buried wood by mycelial cords.
Melampsorella caryophyllacearum	Melampsorella caryophyllacearum	The earlier stages (O and I) occur on firs, Abies species, where it can form sizeable 'witches' brooms'), the fungus can continue on both groups of plant independently and the species of Cerastium...
Melanoleuca grammopodia	Melanoleuca grammopodia
Melanoleuca melaleuca	Melanoleuca melaleuca	Medium to large fungus that has a dark-brown cap, found groing either solitary or scattered on soil in open broadleaf woodland or in grass near trees.
Melanoleuca turrita	Melanoleuca turrita	This rare to occasional fungus has a variable cap colour and can be either brown, black or blackish or grey to beige and is found in rich soil in...
Melanoleuca verrucipes	Melanoleuca verrucipes
Melastiza cornubiensis	Melastiza cornubiensis
Melogramma bulliardii	Melogramma bulliardii
Microbotryum marginalis	Microbotryum marginalis	A fungus parasitic on Persicaria bistorta (bistort); it characteristically occurs along the edges of infected leaves. Listed in the Fungal Records Database for Britain and Ireland as 'Extinct';...
Mild Milkcap	Lactarius subdulcis	A smallish agaric that is found growing on soil in small groups with broadleaf trees, especially Beech
Milk White Russula	Russula delica	A medium sized fungus that has a whitish cap, whitish, brittle gills and a white stem growing solitary or in groups on soil under coniferous and broadleaf trees.
Mollisia cinerea	Mollisia cinerea
Morel	Morchella esculenta	Morchella esculenta, the Common Morel, fruits from March to May and is a popular edible fungus. There is a danger of confusing morels with the deadly poisonous Gyromitra esculenta.
Mosaic Puffball	Handkea utriformis	6-12cms across, squat and pear-shaped when mature, tapering towards the base. White to pale grey-grown, finally a darker brown. Outer wall of scurfy patches soon breaking into hexagonal patches....
Mottled Bolete	Leccinum variicolor	An infrequent fungi that is grey to dark-brown in the cap with a whitish stem and greyish mottled scales found growing with Birch.
Mouse-pee Pinkgill	Entoloma incanum	A small fungus with a yellow-brown cap found growing alone or in small groups on exposed grassland.
Mucilago crustacea	Mucilago crustacea
Mycena abramsii	Mycena abramsii	A small conical fungus found growing on rotting stumps in small trooping groups in broadleaf woodland, preffering Beech.
Mycena aciculata	Mycena aciculata	Small grey Mycena with long hairs on the cap.
Mycena alcalina (Excluded name)	Mycena alcalina (EXCLUDED NAME in Checklist)
Mycena amicta	Mycena amicta	Small grey/brown Mycena which can sometimes have a blue colouring to the cap and usually has a blue base to the pubescent stipe.
Mycena arcangeliana	Mycena arcangeliana	has an iodoform / bleach-like smell Only grows on hardwood similar species on conifer see M. stipata
Mycena bulbosa	Mycena bulbosa	This small fungus is easily identified by the growth on herbaceous stalks in wetland areas and the stem springing from a basal disc.
Mycena purpureofusca	Mycena purpureofusca	Gill edge purple-brown. Stipe base hairy.No smell. Cystidia variable with characteristic lilac contents (seen in inset)
Mycoacia aurea	Mycoacia aurea
Mycoacia uda	Mycoacia uda