mushroom family reported new species known japan fruits dead fallen twigs forests dominated oak trees distinctive features species found medium sized dark violet fruit bodies caps diameter slender stems long microscopic characteristics include spores treated melzer reagent club shaped cheilocystidia cystidia gill edge covered like absence pleurocystidia cystidia gill face cylindrical cystidia stem taxonomy naming classification mushroom collected japanese mycologist seven species reported new species publication specific epithet derived latin words meaning clear japanese according spores cheilocystidia covered like elements layer cap stem suggest species best classified section defined dutch specialist description depending age mushroom cap range shape convex bell shaped somewhat flattened age reaches diameter small depression like center somewhat changing color loses water cap surface dry covered appears fine white powder soon leaving surface smooth initially cap color dark violet later fades grayish violet edges whitish flesh thick lacks distinctive taste odor slender stem long thick cylindrical centrally attached stem hollow surface dry entire length grayish violet dark violet color base covered white covering short closely hairs gills fused stem spaced gills reaching stem gills broad thin color cap paler microscopic characteristics spores broadly ellipsoid smooth bluish blue black treated melzer reagent thin walled measure basidia club shaped spored cheilocystidia cystidia gill edge abundant club shaped measure tips covered like short thin walled pleurocystidia cystidia gill face absent tissue tissue hymenium bearing structure thin walled hyphae wide cylindrical somewhat inflated smooth contain brownish pigment hyphae meaning stain reddish reddish brown melzer reagent cap cuticle parallel bent hyphae wide cylindrical hyphae smooth covered scattered finger like thin walled pale brownish layer hyphae underlying cap cuticle parallel cylindrical hyaline brownish short inflated cells wide stem cuticle parallel bent hyphae wide similar hyphae cap cuticle cystidia stem cylindrical brownish thin walled flesh stem composed running cylindrical hyphae wide smooth clamp connections present cap cuticle stem cuticle gill flesh basal basidia similar species similar brazilian species belongs section genus differs having grayish purple cap stem forming somewhat shaped shaped smooth cheilocystidia classified section distinguished smooth shaped cheilocystidia pleurocystidia hyphae layer cap stem habitat distribution known japan fruit bodies found growing solitary scattered dead fallen twigs forests dominated oak trees mushroom fruits june september
Mycena clariviolacea