commonly known species fungus family mushrooms conical grayish caps reach diameter thin fragile stems long gills gray spaced spores elliptical typically measure white deposit viewed light microscope gills abundant shaped cystidia gill edges gill faces mushroom found north_america asia grows singly groups sticks forest floor distinctive odor edibility unknown similar species include taxonomy species called christian transferred genus french mycologist synonyms include var var singer reduced synonym publication dutch specialist classified section genus similar looking mushrooms smell similar specific epithet derived greek thin head refers delicate cap mushroom commonly known description cap diameter initially fat conical shape margin pressed close stem cap expands broadly convex broadly bell shaped convex margin cap surface whitish coating coating gradually leaving surface smooth moist cap shows radial grooves outline position gills underneath color initially brownish gray coating soon fading dark light gray finally gray flesh thin fragile grayish slightly sour taste weakly odor intensity flesh crushed gills narrow equal width ascending gills attach right angle appearing curve upward stem toothed spaced gills reaching stem tiers short gills extend fully cap edge stem interspersed color gills edges stem long thick equal width hollow fragile usually bluish black initially darker cap gradually turns brownish gray finally fades surface densely white overall soon polished translucent coating wears stem base nearly smooth densely white species distinctive like odor edibility currently unknown microscopic characteristics spores broadly ellipsoid meaning stained melzer reagent measure basidia spore bearing cells usually spored spored forms found spores measure respectively pleurocystidia cystidia face gill scattered rare absent variable shape club shaped having apex pleurocystidia club shaped occasionally finger like cheilocystidia cystidia gill edge numerous similar morphology pleurocystidia flesh gill composed enlarged hyphae stain brown flesh cap differentiated cells bear numerous layer tissue immediately formed remaining tissue brown stain similar species fairy helmet common species similar appearance odor grows wood rarely ground numerous cystidia gill edges usually weaker odor fragile stem strength odor variable differences odor sole distinguishing characteristic described southern norway differs lack odor differently shaped cheilocystidia terminal cells layer stem considers close mushroom short stem long typically grows singly lacks odor habitat distribution saprobic species meaning derives nutrients breakdown organic matter fruit bodies found growing scattered fallen sticks needle conifers common early summer autumn fruit bodies infected mold north_america fungus found canada british_columbia nova scotia washington south california north_carolina south_america mushroom collected venezuela grows archipelago southern coast western_australia europe known britain finland netherlands norway spain found locations asia range india alpine zone mountain nature reserve china fungus known arctic alpine regions iceland greenland region
Mycena leptocephala