Local name: No local name known

Edibility: Poisonous.

Habitat: On decaying logs and stumps of hardwoods and conifers and gregarious to caespitose.

Description: Cap: 0.5-5 cm diameter, conical to convex, becoming plane-convex, surface smooth, in some cases with the disc reddish-orange and greenish-yellow toward the margin. Hymenophore: Attached gills, close to crowded, sulphur yellow, becoming olive or greenish-yellow to brown-blackish. Stem: 3-9 cm tall and up to 1 cm wide, equal, surface fibrillose, yellow to tawny with reddish-brown stains. Flesh: Thin and yellow. Spore Print: Brown-purplish.

Comments: Hypholoma fasciculare /Naematoloma fasciculare is a very common species in Bumdeling forests of Tashiyangtse and grows in abundance, forming large patches on decaying logs and stumps of hardwoods and conifers. Its taste is bitter, and its consumption can cause vomiting, diarrhoea and collapse.