Hydropus nigrita (Berk. & M.A. Curtis) Singer
Family: Marasmiaceae
Hydropus nigrita image
National Mushroom Centre  
Mata, M., D. Penjor and S. Pradham. 2010. Fungi of Bhutan. National Mushroom Centre, Ministry of Agriculture and Forests, Thimphu, Bhutan.

Local name: No local name known

Edibility: Inedible.

Habitat: Lignicolous and gregarious.

Description: Cap: 2-5 cm diameter, convex to plane with a low umbo, finely fibrillose surface, greyish-yellowish-brown, turning black when handled. Hymenophore: Gills are adnexed, crowded, white to yellow that turn black with handling. Watery secretion present on the gills. Stem: 1-5 cm tall and up to 0.5 cm wide, equal, surface finely powdery to fibrillose, greyish to yellowish-grey, but turns blackish when handled. It produces an abundant, colourless secretion when the fruit body is cut. Flesh: Thin, light grey. Spore Print: White.

Comments: H. nigrita is characterized by the black colour that appears on the cap, gills and stem when handled, and by the abundant colourless secretion discharged primarily by the cap and gills when cut, and which immediately turns black.