Table 2 in Iugisporipsathyra reticulopilea gen. et sp. nov. (Agaricales, Psathyrellaceae) from tropical China produces unique ridge-ornamented spores with an obvious suprahilar plage

Table 2. Summary of morphological characteristics used to discriminate psathyrelloid genera in the Psathyrellaceae.
BritzelmayriaCandolleomycesCystoagaricusHeterospathyrellaHomophronIugisporipsathyraKauffmaniaLacrymariaOlotiaPsathyrellaTyphrasaPileus surfacesmoothsmoothfibrillose, squamulose, spiny, or squarrose; hyphaesmoothsmoothnon-obvious villus; hyphaesmoothtomentose; hyphaesmoothsmoothslight to distinct ridge-like foldsVeilwipeable; hyphaewipeable; hyphaeabsentwipeable; hyphaeabsentabsentwipeable; hyphaeabsentwipeable; hyphaewipeable; hyphae, rarely subglobose cellswipeable; hyphaeCap or lamellaenon-deliquescentnon-deliquescentnon-deliquescentnon-deliquescentnon-deliquescentnon-deliquescentnon-deliquescentnon-deliquescentnon-deliquescentnon-deliquescentnon-deliquescentSpore surfacesmoothsmoothsmoothsmoothsmoothridges ornamentation with obvious suprahilar plagesmoothoften wartysmoothsmooth, rarely granulose or with myxosporiumsmoothBasidiamonomorphicmonomorphicmonomorphicmonomorphicmonomorphicmonomorphicmonomorphicmono- to dimorphicmonomorphicmonomorphicmonomorphicPseudoparaphysesabsentabsentabsentpresentabsentpresentabsentabsentabsentrarely presentabsentPileipellisparadermhymeniderm to paradermparadermhymeniderm to paraderm, covered by a 1 cell deep layer of periclinal hyphaehymeniderm to paraderm. simple hairs sometimes presentHymeniderm, mixes with sparsely simple hairshymeniderm to paradermhymenidermhymeniderm to paradermhymeniderm, paraderm, rarely cutishymeniderm to paradermPleurocystidiathin-walledabsentthin-walledthin-walledthick-walledabsentthin-walledthin-walledpredominantly spatula-shaped and strongly pediculatedthin-walled or rarely slight thick-walledthin-walled, with intracellular oily drops or globulesCheilocystidiapresentpresentpresentpresentpresentpresentpresentpresentpresentpresentpresentPileocystidiapresentabsentabsentabsentabsentabsentabsentabsentabsentvery rarely presentabsent