Tubisorus Vánky & M. Lutz
Tubisorus pachycarpus (Syd.) Vánky & M. Lutz on Mnesithea rottboellioides (R.Br.) de Koning &
Sori tubular on host plants in the Poaceae, filled with dark, granular powdery mass of spore balls, columella and sterile cells lacking.
Spore balls composed of spores only.
Spores pigmented (brown, without violet or red tint). The proper spore is hyaline and embedded in a thick, gelatinous, hyaline substance, coated by a thin, pigmented, ornamented outer layer of spore wall.