Moesziomyces bullatus (J. Schröt.) Vánky on Echinochloa
crus-galli (L.) P. Beauv.
Tolypoderma Thirum. & O'Brien
Tolyposporidium Thirum. & Neerg.
Sori in ovaries, without a columella.
Spores in many-spored balls, rather firmly agglutinated and mixed with sterile cells.
Sterile cells thin-walled, rupturing when the spores are separated and appearing as irregular meshes or wings attached to the spore surface.
Spore germination of Ustilago-type.
Host-parasite interaction by intracellular hyphae coated by an electron-opaque matrix.
Septa poreless at maturity.