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RDL TaxaField Mycology

Red Data List of Threatened British Fungi

S. Evans, A. Henrici, B. Ing (2006)

List of Taxa   

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Current Name

New RDL assessment

92 RDL Listing

Agarics and Boleti 

Amanita friabilis Endangered / B Endangered 
Amanita lividopallescens Near Threatened Vulnerable 
Amanita nivalis Vulnerable / B Vulnerable 
Amanita ovoidea Vulnerable / D2 Rare 
Amanita vittadinii Critically Endangered / B Rare 
Armillaria ectypa Endangered / B Vulnerable 
Arrhenia chlorocyanea Vulnerable / D2 Rare 
Boletus fechtneri Near Threatened 
Boletus fragrans Near Threatened 
Boletus immutatus Vulnerable / D2 
Boletus luridiformis var. discolor Near Threatened Vulnerable
Boletus pseudoregius Near Threatened 
Boletus pseudosulphureus Near Threatened 
Boletus regius Critically Endangered / B Endangered 
Boletus rhodopurpureus Endangered / B Vulnerable 
Boletus satanas Annex Rare 
Boletus torosus Vulnerable / D2 
Buchwaldoboletus sphaerocephalus Vulnerable / D2 Endangered 
Calocybe chrysenteron Vulnerable / D2 Rare 
Calocybe onychina Critically Endangered / B Vulnerable 
Camarophyllopsis hymenocephala Endangered /  B
  Rare 
Camarophyllopsis micacea Vulnerable / B Rare 
Campanella caesia Near Threatened Rare 
Chrysomphalina chrysophylla Vulnerable / B Vulnerable 
Clitocybe alexandri Critically Endangered / B Endangered 
Collybia putilla Vulnerable / D2 Vulnerable 
Collybia racemosa Near Threatened Rare 
Coprinopsis ammophilae Vulnerable / B Rare 
Coprinopsis episcopalis Vulnerable / D2 Rare 
Coprinopsis scobicola Vulnerable / D2 
Coprinopsis stangliana Vulnerable / D2 
Coprinus alopecius Vulnerable / D2 
Coprinus sterquilinus Vulnerable / B 
Cortinarius aleuriosmus Endangered / B Vulnerable 
Cortinarius camphoratus Near Threatened Vulnerable 
Cortinarius cumatilis Extinct 1868 Vulnerable 
Cortinarius cyanites Vulnerable / B Vulnerable 
Cortinarius humicola Endangered / B 
Cortinarius laniger Vulnerable / D2 Vulnerable 
Cortinarius limonius Near Threatened Vulnerable 
Cortinarius olearioides Vulnerable / B Vulnerable 
Cortinarius orellanus Vulnerable / B Vulnerable 
Cortinarius osmophorus Vulnerable / B Vulnerable 
Cortinarius porphyropus Near Threatened Vulnerable 
Cortinarius praestans Endangered / B Vulnerable 
Cortinarius rubicundulus Vulnerable / B Vulnerable 
Cortinarius saginus Endangered / B Vulnerable 
Cortinarius splendens Near Threatened Vulnerable 
Cortinarius violaceus Near Threatened Endangered 
Cortinarius vulpinus Vulnerable / D2 Vulnerable 
Cystoderma cinnabarinum Near Threatened Rare 
Entoloma aethiops Vulnerable / D2 
Entoloma bloxamii Annex Endangered 
Entoloma catalaunicum Near Threatened 
Entoloma dichroum Vulnerable / D2 Vulnerable 
Entoloma excentricum Vulnerable / D2 
Entoloma indutoides Near Threatened 
Entoloma tjallingiorum Vulnerable / D2 
Flammulaster limulatus s.l. Near Threatened Vulnerable 
Flammulaster muricatus Vulnerable / B 
Gyrodon lividus Near Threatened Vulnerable 
Haasiella venustissima Vulnerable / D2 
Hohenbuehelia culmicola Vulnerable / B Rare 
Hohenbuehelia mastrucata Endangered / B Rare 
Hygrocybe calciphila Near Threatened 
Hygrocybe calyptriformis Annex Vulnerable 
Hygrocybe lilacina Near Threatened 
Hygrocybe spadicea Near Threatened Vulnerable 
Hygrocybe viola Vulnerable / D2 
Hygrocybe xanthochroa Near Threatened 
Hygrophorus arbustivus Near Threatened Vulnerable 
Hygrophorus camarophyllus Vulnerable / D2 Vulnerable 
Hygrophorus erubescens Extinct 1877 Vulnerable 
Hygrophorus nemoreus Near Threatened Vulnerable 
Hygrophorus penarius Vulnerable / D2 Vulnerable 
Hygrophorus pudorinus Endangered / B Vulnerable 
Hygrophorus russula Extinct 1903 Vulnerable 
Inocybe arenicola Vulnerable / D2 Vulnerable 
Inocybe vulpinella Vulnerable / D2 Vulnerable 
Laccaria maritima Critically Endangered / B 
Lactarius mairei Near Threatened Vulnerable 
Lactarius musteus Near Threatened Endangered 
Lactarius repraesentaneus Near Threatened 
Lactarius resimus Vulnerable / D2 
Lactarius salicis-reticulatae Vulnerable / D2 
Lactarius scoticus Vulnerable / D2 Extinct 
Leucoagaricus barssii Near Threatened 
Leucoagaricus sublittoralis Near Threatened Rare 
Leucocortinarius bulbiger Near Threatened Endangered 
Leucopaxillus gentianeus Vulnerable / D2 Endangered 
Limacella illinita Vulnerable / D2 Vulnerable 
Limacella ochraceolutea Vulnerable / D2 
Lyophyllum favrei Critically Endangered / B Endangered 
Marasmius buxi Vulnerable / D2 Rare 
Marasmius scorodonius Near Threatened Rare 
Melanoleuca schumacheri Near Threatened Vulnerable 
Mycena latifolia Near Threatened 
Mycena picta Vulnerable / D2 Extinct 
Mycena renati Vulnerable / D2 Rare 
Mycena septentrionalis Near Threatened 
Mycena urania Endangered / B Endangered 
Mycenella salicina Near Threatened 
Omphalina galericolor Vulnerable / D2 
Omphalotus illudens Near Threatened Vulnerable 
Panellus ringens Extinct 1887 
Pholiota astragalina Critically Endangered / B Rare 
Pholiota subochracea Vulnerable / D2 Vulnerable 
Phylloporus pelletieri Annex 
Porpoloma spinulosum Vulnerable / D2 Rare 
Psathyrella caput-medusae Vulnerable / D2 Rare 
Psathyrella maculata Vulnerable / D2 
Rimbachia arachnoidea Near Threatened 
Rimbachia bryophila Near Threatened Vulnerable 
Russula aurantiaca Vulnerable / D2 Vulnerable 
Russula aurea Near Threatened Vulnerable 
Russula badia Near Threatened Vulnerable 
Russula intermedia Near Threatened Vulnerable 
Russula lilacea Near Threatened Vulnerable 
Russula melzeri Near Threatened Rare 
Russula rutila Near Threatened Vulnerable 
Russula vinosa Near Threatened Vulnerable 
Russula viscida Near Threatened Rare 
Squamanita contortipes Extinct 1957 Vulnerable 
Squamanita paradoxa Near Threatened Vulnerable 
Squamanita pearsonii Vulnerable / D2 Vulnerable 
Stagnicola perplexa Vulnerable / D2 Vulnerable 
Stropharia halophila Vulnerable / D2 
Stropharia hornemannii Critically Endangered / B Rare 
Tephrocybe osmophora Critically Endangered / B Endangered 
Tricholoma aestuans Vulnerable / D2 
Tricholoma apium Endangered / B Vulnerable 
Tricholoma aurantium Extinct 1957 Vulnerable 
Tricholoma colossus Endangered / B Endangered 
Tricholoma focale Near Threatened Endangered 
Tricholoma inamoenum Extinct 1878 Vulnerable 
Tricholoma nauseosum Critically Endangered / B 
Tricholoma pessundatum Near Threatened Vulnerable 
Tricholoma populinum Vulnerable / B Vulnerable 
Tricholoma robustum Critically Endangered / B Vulnerable 
Tricholoma stans Vulnerable / D2 Vulnerable 
Tricholoma sulphurescens Vulnerable / D2 Vulnerable 
Volvariella reidii Vulnerable / D2 
Xerula caussei Vulnerable / D2 Rare 



Ascomycota (mainly cup fungi) 

Cainiella johansonii Vulnerable / D2 
Caloscypha fulgens Vulnerable / D2 Endangered 
Camarops polysperma Near Threatened 
Chlorencoelia versiformis Endangered / B Rare 
Cordyceps clavulata Vulnerable / D2 
Cordyceps sphecocephala Vulnerable / D2 
Cordyceps tuberculata Vulnerable / D2 
Cryptomyces maximus Vulnerable / D2 Vulnerable 
Cryptovalsa suaedicola Vulnerable / D2 
Cudonia circinans Near Threatened Rare 
Cudonia confusa Near Threatened Rare 
Dencoeliopsis johnstonii Vulnerable / D2 
Encoelia fimbriata Vulnerable / D2 Endangered 
Encoelia glauca Vulnerable / D2 Vulnerable 
Geoglossum atropurpureum Annex Rare 
Geoglossum elongatum Endangered / B Endangered 
Geoglossum peckianum Extinct 1910 Extinct 
Geoglossum starbaeckii Near Threatened Vulnerable 
Gyromitra ambigua Extinct 1907 
Gyromitra gigas Extinct 1916 Endangered 
Gyromitra leucoxantha Critically Endangered / B 
Helvella leucopus Vulnerable / B 
Hypocreopsis lichenoides Critically Endangered / B Endangered 
Hypocreopsis rhododendri Near Threatened Rare 
Jafneadelphus amethystinus Vulnerable / D2 Vulnerable 
Lachnum callimorphum Vulnerable / D2 
Laetinaevia luzulae Extinct 1956 
Lasiobotrys lonicerae Vulnerable / D2 
Lophodermium hedericola Vulnerable / D2 
Lophodermium neesii Vulnerable / D2 
Microglossum olivaceum Annex Vulnerable 
Microstoma protracta Extinct 1910 Extinct 
Mitrula sclerotipus Vulnerable / D2 Rare 
Onygena equina Near Threatened 
Otidea apophysata Near Threatened Rare 
Otidea cantharella Vulnerable / D2 Rare 
Otidea phlebophora Vulnerable / D2 Rare 
Pachyella violaceonigra Near Threatened Rare 
Peziza gerardii Vulnerable / D2 
Peziza vacini Vulnerable / D2 
Pithya cupressina Vulnerable / D2 Vulnerable 
Pithya vulgaris Extinct 1888 
Plicariella radula Extinct 1853 
Polystigma fulvum Extinct 1893 
Polystigma rubrum Vulnerable / D2 
Poronia erici Extinct 1933 
Poronia punctata Near Threatened Endangered 
Pseudoplectania nigrella Near Threatened Rare 
Sarcosphaera coronaria Near Threatened Vulnerable 
Spathularia flavida Near Threatened Vulnerable 
Sphaerotheca volkartii Vulnerable / D2 Rare 
Stigmatula astragali Extinct 
Tatraea dumbirensis Vulnerable / D2 
Trichoglossum rasum Vulnerable / B 
Trichoglossum tetrasporum Extinct 19th century 
Trichoglossum walteri Near Threatened 
Xenotypa aterrima Vulnerable / D2 
Xylaria bulbosa Extinct 1911 
Xylaria digitata Extinct 1924 
Xylaria guepinii Extinct 1875 
Xylaria hippotrichoides Extinct 1875 
Xylaria oxyacanthae Vulnerable / D2
 

Non Agaricoid Hymenomycetes (incl. brackets chanterelles & stipitates)
Aurantiporus alborubescens Vulnerable / B Rare 
Bankera fuligineoalba Annex Endangered 
Boletopsis leucomelaena Vulnerable / D2 Vulnerable 
Cantharellus ferruginascens Near Threatened Vulnerable 
Cantharellus friesii Vulnerable / B Vulnerable 
Cantharellus melanoxeros Vulnerable / D2 
Clavaria greletii Endangered / B Endangered 
Clavaria incarnata Near Threatened 
Clavaria purpurea Endangered / B Endangered 
Clavaria straminea Near Threatened Vulnerable 
Clavariadelphus ligula Extinct 1953 
Clavariadelphus truncatus Extinct 1924 Endangered 
Clavicorona pyxidata Extinct 1920 Rare 
Clavicorona taxophila Near Threatened Vulnerable 
Clavulinopsis luteonana Vulnerable / D2 
Cotylidia pannosa Endangered / B Vulnerable 
Cotylidia undulata Vulnerable / D2 Vulnerable 
Cytidia salicina Endangered / B 
Dacrymyces ovisporus Vulnerable / D2 
Dacryobolus sudans Endangered / B 
Dicellomyces scirpi Vulnerable / D2 
Eocronartium muscicola Vulnerable / D2 Rare 
Erastia salmonicolor Endangered / B Rare 
Flaviporus brownei Vulnerable / D2 
Gloeohypochnicium analogum Vulnerable / D2 
Gloeophyllum odoratum Vulnerable / D2 Endangered 
Gloeophyllum trabeum Endangered / B Rare 
Gloeoporus dichrous Near Threatened 
Gomphus clavatus Extinct 1927 Endangered 
Hericium coralloides Near Threatened Vulnerable 
Hericium erinaceus Annex Vulnerable 
Hydnellum aurantiacum Vulnerable / B Endangered 
Hydnellum caeruleum Near Threatened Vulnerable 
Hydnellum concrescens Annex Vulnerable 
Hydnellum ferrugineum Near Threatened Endangered 
Hydnellum peckii Annex Endangered 
Hydnellum scrobiculatum Annex Endangered 
Hydnellum spongiosipes Annex Rare 
Inonotus nodulosus Near Threatened 
Irpicodon pendulus Extinct 1831 
Lentinellus ursinus Near Threatened Endangered 
Lentinellus vulpinus Near Threatened 
Leptoporus mollis Extinct 1957 
Multiclavula vernalis Endangered / B Vulnerable 
Mycoacia nothofagi Near Threatened 
Perenniporia medulla-panis Extinct 1854 
Phellinus cavicola Endangered / B 
Phellinus robustus Vulnerable / B Rare 
Phellinus torulosus Near Threatened Rare 
Phellodon confluens Annex Endangered 
Phellodon melaleucus Annex Vulnerable 
Phellodon niger Annex Rare 
Phellodon tomentosus Annex Endangered 
Phyllotopsis nidulans Near Threatened 
Piptoporus quercinus Annex Endangered 
Podoscypha multizonata Annex 
Polyporus umbellatus Near Threatened Rare 
Pterula caricis-pendulae Near Threatened Rare 
Pterula debilis Extinct 1946 Rare 
Pycnoporus cinnabarinus Extinct 1913 Endangered 
Ramaria aurea Near Threatened 
Ramaria botrytis s.l. Near Threatened Vulnerable 
Ramaria broomei Endangered / B Vulnerable 
Ramaria formosa Vulnerable / B 
Ramariopsis crocea Vulnerable / B Vulnerable 
Ramariopsis pulchella Near Threatened Vulnerable 
Sarcodon glaucopus Vulnerable / B 
Sarcodon regalis Extinct 1969 Extinct 
Sarcodon scabrosus Near Threatened Endangered 
Sarcodon squamosus Annex Vulnerable 
Sarcodontia crocea Vulnerable / B 
Schizophyllum amplum Near Threatened 
Spongipellis pachyodon Near Threatened Rare 
Stereopsis vitellina Vulnerable / D2 Endangered 
Trametes suaveolens Vulnerable / B 
Tremella moriformis Endangered / B 
Tremella steidleri Near Threatened Rare 
Tremellodendropsis tuberosa Vulnerable / D2
 

Gasteroid fungi 

Battarrea phalloides Near Threatened Endangered 
Bovista limosa Near Threatened Vulnerable 
Bovista paludosa Endangered / B Extinct 
Bovistella radicata Extinct 1952 Extinct 
Cyathus stercoreus Near Threatened Vulnerable 
Geastrum berkeleyi Endangered / B Extinct 
Geastrum campestre Endangered / B Extinct 
Geastrum corollinum Endangered / B Vulnerable 
Geastrum elegans Endangered / B Vulnerable 
Geastrum lageniforme Near Threatened Extinct 
Geastrum minimum Vulnerable / D2 Vulnerable 
Geastrum quadrifidum Near Threatened Vulnerable 
Lycoperdon caudatum Vulnerable / D2 Endangered 
Lycoperdon decipiens Extinct 1923 Vulnerable 
Lycoperdon ericaeum Extinct 1883 Extinct 
Mycocalia duriaeana Extinct 1953 Extinct 
Mycocalia sphagneti Vulnerable / D2 Vulnerable 
Myriostoma coliforme Critically Endangered / B Extinct 
Tulostoma melanocyclum Endangered / B Rare 
Tulostoma niveum Vulnerable / D2 Vulnerable
 

Urediniomycetes (rusts) 

Bauhinus marginalis Extinct 1921 
Bauhinus pustulatus Extinct 1924 
Chrysomyxa empetri Near Threatened Rare 
Chrysomyxa pirolata Endangered / B Rare 
Haradaea duriaeana Extinct 1902 
Hyalopsora adianti-capilli-veneris Vulnerable / D2 Vulnerable 
Hyalopsora aspidiotus Extinct 1845 Rare 
Melampsora vernalis Extinct 1925 Rare 
Milesina carpatorum Vulnerable / D2 Rare 
Milesina vogesiaca Vulnerable / D2 Rare 
Nyssopsora echinata Endangered / B Rare 
Phragmidium acuminatum Extinct 1879 Rare 
Puccinia albulensis Extinct 1935 Rare 
Puccinia asparagi Extinct 1936 Rare 
Puccinia bulbocastani Extinct 1936 Vulnerable 
Puccinia cicutae Extinct 1956 Rare 
Puccinia cladii Extinct 1958 Rare 
Puccinia clintonii Critically Endangered / B Rare 
Puccinia eriophori Vulnerable / B Rare 
Puccinia eutremae Extinct 1957 Rare 
Puccinia hydrocotyles Critically Endangered / B Rare 
Puccinia libanotidis Extinct 1946 Vulnerable 
Puccinia longissima Extinct 1953 Rare 
Puccinia mariana Vulnerable / D2 
Puccinia microsora Extinct 1959 Rare 
Puccinia moliniae Vulnerable / B Rare 
Puccinia nemoralis Vulnerable / D2 Vulnerable 
Puccinia oxyriae Extinct 1941 Rare 
Puccinia physospermi Critically Endangered / B Vulnerable 
Puccinia polemonii Extinct 1958 Vulnerable 
Puccinia pratensis Exinct 1959 Rare 
Puccinia ribis Extinct 1947 Rare 
Puccinia rugulosa Vulnerable / D2 Vulnerable 
Puccinia scirpi Critically Endangered / B Vulnerable 
Puccinia scorzonerae Critically Endangered / B 
Puccinia septentrionalis Vulnerable / D2 
Puccinia thesii Endangered / B Vulnerable 
Puccinia thymi Vulnerable / D2 Rare 
Pucciniastrum goodyerae Vulnerable / D2 Rare 
Triphragmium filipendulae Vulnerable / D2 Rare 
Uredinopsis filicina Extinct 1936 Rare 
Uredo oncidii Extinct 1932 
Uromyces colchici Extinct 18xx 
Uromyces gageae Vulnerable / D2 Rare 
Uromyces gentianae  Critically Endangered / B Rare 
Uromyces scutellatus Vulnerable / D2 Rare 
Uromyces tuberculatus Extinct 1944 Rare
 

Ustiliaginomycetes (mainly smuts) 
Anthracoidea capillaris Extinct 1844 
Doassansia limosellae Extinct 1929 
Entyloma chrysosplenii Vulnerable / D2 Rare 
Entyloma eryngii Endangered / B Rare 
Entyloma henningsianum Extinct 1907 Rare 
Entyloma ossifragi Extinct 1954 Rare 
Exobasidium expansum Vulnerable / D2 
Exobasidium sydowianum Vulnerable / D2 Rare 
Jamesdicksonia irregularis Extinct 1959 
Melanotaenium cingens Extinct 1931 Extinct 
Melanotaenium endogenum Vulnerable / D2 Rare 
Schizonella cocconii Extinct 1951 
Schizonella melanogramma Extinct 1951 
Tilletia anthoxanthi Extinct 1921 
Tilletia caries Endangered / B Endangered 
Tracya hydrocharidis Critically Endangered / B 
Urocystis alopecuri Extinct 1946 
Urocystis avenae-elatioris Extinct 1944 
Urocystis colchici Critically Endangered / B 
Urocystis floccosa Extinct 1957 
Urocystis poae Extinct 1933 
Urocystis primulicola Extinct 1904 
Urocystis trientalis Vulnerable / D2 Rare 
Ustanciosporium gigantosporum Extinct 1865 
Ustanciosporium majus Extinct 1939 
Ustilago corcontica Extinct 1944 
Ustilago echinata Vulnerable / D2 
Ustilago hordei Vulnerable / B 
Ustilago marina Extinct 1885 Extinct 
Ustilago ornithogali Vulnerable / D2 Rare