Gymnopus foliiphilus var. costaricensis. Caulocystidia. A Individuals from near stipe apex B Individuals from lower stipe. Standard bar = 20 µm.

 
 
  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