Gymnopus bulliformis. Basidiole and basidia. Note long, awl-shaped sterigmata. Standard bars = 10 ┬Ám. WTU-F-51955.

 
 
  Part of: Petersen RH, Hughes KW (2016) Micromphale sect. Perforantia (Agaricales, Basidiomycetes); Expansion and phylogenetic placement. MycoKeys 18: 1-122. https://doi.org/10.3897/mycokeys.18.10007