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According to our data Hebeloma bicoloratum is not the name of a current valid species of Hebeloma. Our database has records for the following similar names
Full name: Hebeloma bicoloratum A.H. Sm., V.S. Evenson & Mitchel (1983)
Published: The Veiled Species of Hebeloma in the Western United States: 166 (1983)
Taxonomic status: Heterotypic synonym of H. excedens
Types: UNITED STATES: Michigan: Washtenaw County, Stinchfield Woods, NW of Dexter (approx. 42.4028°N, 83.9247°W, alt. approx. 300 m a.s.l.) under Picea sp., 12 Oct. 1977, A.H. Smith (88316) (Holotype. herbarium acc. no. MICH 10733, HJB1000326).

Original diagnosis: Pileus 2-4 cm latus, demum late convexus vel subplanus, saepe obtuse umbonatus, viscidus, at centrum glaber, ad marginem fibrillosoareolatus; ad centrum "Warm Sepia" (sordide fulvus), tarde ("Sayal Brown") obscure cinnamomeus, tarde glabrescens. Contextus brunneus demum pallidus, fragilis, odor nullus, sapor mitis. Lamellae demum ventricosae, confertae, adnatae, demum obscure cinnamomeae. Stipes 3-7 cm longus, 4-7 mm crassus, pallidus deorsum brunnescens, fibrillosus, saepe subannulatus. Velum bicoloratum: cortina album, extus pallide argillaceum. Sporae 7-9 (10) x 4.5-5.5 μm, in "KOH" argillaceae, non dextrinoideae ovoideae vel ellipsoideae, subleves. Basidia tetraspora. Cheilocystidia 36-57 x 7-12 x 4-5 μm, fusoid-ventricosa, obtusa, rare clavata vel versiformes.

English translation: Pileus 2-4 cm broad, finally broadly convex or subapplanate, often obtusely umbonate, viscid, glabrous on the disc, fibrillose-areolate on the margin; “Warm Sepia” (dingy fulvous) on the disc, slowly (“Sayal Brown”) a dull shade of cinnamon, becoming glabrous in age. Context brown, finally pale, fragile, smell none, taste mild. Lamellae finally ventricose, crowded, adnate, finally dull cinnamon. Stipe 3-7 cm long. 4-7 mm thick, pale, discolouring brown downwards, fibrillose, often subannulate. Veil two-coloured: cortina white, pale argillaceous on the outside. Spores 7-9 (10) x 4.5-5.5 μm, argillaceous in "KOH", indextrinoid, ovoid or ellipsoid, almost smooth. Basidia four-spored. Cheilocystidia 36-57 x 7-12 x 4-5 μm, fusoid-ventricose, obtuse, rarely clavate or versiform.

Commentary: Based on molecular and morphological analysis, this is: = Hebeloma excedens (Peck) Sacc.

Full name: Hebeloma bicoloratum var. coloradense A.H. Sm., V.S. Evenson & Mitchel (1983)
Published: The Veiled Species of Hebeloma in the Western United States: 64 (1983)
Taxonomic status: Heterotypic synonym of H. velatum
Types: UNITED STATES: Colorado: Pitkin County, Elk Camp (approx. 39.1875°N, 106.9352°W, alt. approx. 3000 m a.s.l.) in coniferous, subalpine woodland under Picea sp., 29 Jul. 1979, A.H. Smith, H.D. Thiers (89594) (Holotype. herbarium acc. no. MICH 10734, HJB1000327).

Original diagnosis: Pileus 2-4 cm latus convexus demum plano-expansus, viscidus, pallidofibrillosus, glabrescens, griseus vel brunneogriseus ("Drab" vel "Wood Brown") tarde demum brunneo-cinnamomeus, ad marginem + appendiculatus. Contextus pallidus, odor et gustus subpungens (non raphaninus). Lamellae latae, confertae, adnatae, pallidae demum obscure cinnamomeae, non maculatae. Stipes 4-6 cm longus, 6-10 crassus, pallidus, fibrillosus, deorsum brunnescens. Sporae 8.5-11 x 5.5-6.5 (7) μm, ovoideae vel ellipsoideae vel in laterales subphasaeoliformes, non dextrinoideae. Cheilocystidia 34-75 x 4-7 μm, subclavata, filamentosa vel cylindrica vel fusoide-ventricosa.

English translation: Pileus 2-4 cm broad, broadly convex, finally applanate-expanded, viscid, with pale fibrils, becoming glabrous, grey or brownish-grey (“Drab” or “Wood Brown”), slowly brownish-cinnamon with age, more or less appendiculate along the margin. Context pale, smell and taste almost pungent (non-raphanoid). Lamellae broad, crowded, adnate, pale, finally dull cinnamon, not spotted brown. Stipe 4-6 cm long, 6-10 mm thick, pale, fibrillose, discolouring brown downwards. Spores 8.5-11 x 5.5-6.5 (7) μm, ovoid or ellipsoid or subphaseoliform in side-view, indextrinoid. Cheilocystidia 34-75 x 4-7 μm, subclavate, filamentous either cylindrical or fusoid-ventricose.

Commentary: Unfortunately we were unable to generate any DNA sequence data was generated but based on morphological analysis, this is: = Hebeloma velatum (Peck) Peck.

All current species: aanenii | adherens | aestivale | albidulum | alboerumpens | albomarginatum | album | alpinicola | alpinum | ambustiterranum | aminophilum | ammophilum | angelesiense | angustilamellatum | anthracophilum | arcticum | asperosporum | aurantioumbrinum | australe | avellaneum | bellotianum | birrus | bulbiferum | catalaunicum | caulocystidiosum | cavipes | celatum | cinnamomeum | circinans | cistophilum | citrisporum | cohaerens | colvinii | crustuliniforme | cylindrosporum | danicum | discomorbidum | duracinoides | eburneum | echinosporum | erebium | erumpens | excedens | flavidifolium | fuscatum | fusisporum | geminatum | grandisporum | griseopruinatum | harperi | helodes | hiemale | ifeleletorum | immutabile | incarnatulum | indicum | ingratum | ischnostylum | islandicum | kelloggense | lactariolens | laetitiae | laterinum | leucosarx | limbatum | lindae | louiseae | luchuense | luteicystidiatum | lutense | mackinawense | magnicystidiatum | marginatulum | matritense | mediorufum | melleum | mesophaeum | minus | monticola | nanum | nauseosum | naviculosporum | neurophyllum | nigellum | nitidum | nothofagetorum | odoratissimum | olympianum | pallidolabiatum | paludicola | parcivelum | parvicystidiatum | parvisporum | pascuense | perexiguum | plesiocistum | populinum | porphyrosporum | praeolidum | psammophilum | pseudoamarescens | pseudofragilipes | pubescens | pumilum | pungens | pusillum | quercetorum | radicans | radicosoides | radicosum | rostratum | sacchariolens | sagarae | salicicola | sarcophyllum | serratum | sinapizans | sordescens | sordidulum | spetsbergense | sporadicum | subaustrale | subconcolor | subfastibile | subtortum | syrjense | theobrominum | vaccinum | velatum | velutipes | vesterholtii | victoriense | vinosophyllum | viscidissimum | youngii

All related names: aberrans | aeruginosum | affine | agglutinatum | aggregatum | alabamense | alachuanum | albiceps | albidocortinatum | albidocortinatus | albipes | albocolossum | albocrenulatum | albocrenulatus | alvarense | amarellum | angustifolium | angustifolius | angustilamellata | angustispermum | angustisporium | apolectum | apolectus | appendiculatum | aprile | arenicolor | arenosum | argentinum | ascophorus | asperulatum | atrifulvifolium | atrobrunneum | atrosanguineum | augusti | aurantiellum | austroamericanum | bakeri | barrowsii | bellotianus | bicoloratum | bingolense | birra | boulderense | broadwayi | bruchetii | brunneifolium | brunneodiscum | brunneomaculatum | bryogenes | bubalinum | bulbaceum | bulbosum | busporus | caespitosum | californicum | calvinii | calyptrosporum | canariense | candidipes | capniocephalum | capniocephalus | catervarium | catervarius | cerussatum | ceskae | chapmaniae | chlorophyllum | cinchonense | cinereostipes | cinereum | claviceps | 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fuscodiscus | fuscostipes | fusiformiradicatum | fusiformiradicatus | fusipes | gigaspermum | gigaspora | gigasporum | gigasporus | glabrescens | glutinosa | glutinosum | glutinosus | gomezii | gracile | gregariiforme | gregarium | griseocanescens | griseocanum | griseoscabrosum | griseoscabrosus | griseovelatum | griseum | griseus | groegeri | helvolescens | hemisphaericum | herrmanniae | hesleri | hetieri | holophaea | hormanii | hortense | horticola | hudsoniatum | huijsmaniana | humile | humosum | hydrocybeoides | hygrophilum | idahoense | igneum | ignobile | ignobilis | illicitum | illicitus | imbecillis | incognitum | indecisum | indica | infidum | infidus | insigne | ischnostylus | juneauense | kalmicola | kammala | kanouseae | kauffmanii | kemptoniae | khogianum | kirtonii | kuehneri | lacteocoffeatum | laevatum | laevatus | lamelliconfertum | latericolor | laterinus | lateritium | latifolium | latisporum | laursenii | levisporum | levyanum | lignicolum | limacinum | lindrothii 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parvifructum | parvifructus | patriciae | peckii | perangustisporium | perfarinaceum | perigoense | permollis | perpallidum | perplexum | petiginosum | petiginosus | petrakii | piceicola | pinetorum | pitkinense | platense | polare | politum | porcatosporum | praecaespitosum | praecox | praefarinaceum | praefelleum | praefinitum | praefinitus | praelatifolium | praeviscidum | proletaria | proximum | psammicola | psamminum | psamminus | pseudofastibile | pseudomesophaeum | pseudopunctatum | pseudostrophosum | pudica | pumiloides | punctata | punctatiforme | punctatum | punctatus | pyrophilum | pyrrholepidum | pyrrholepis | queletii | radicatum | radicatus | radicosa | radicosus | remyi | repandum | repandus | riparium | rivulosum | robustum | ruber | rubrofuscum | rubrum | rufosporum | salmonense | sambucinum | sambucinus | sanjuanense | sarcophyllus | scabella | scabellum | senatum | senescens | sericipes | siegelii | siennaecolor | simile | sinapiolens | sinuosa | sinuosum | sinuosus 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