Plant Parasites of Europe

leafminers, galls and fungi

Moesziomyces bullatus

Moesziomyces bullatus (Schröter) Vánky (1977)

on Echinochloa

Moesziomyces bullatus: gall on Echinochloa sp.

Echinochloa spec., Belgium, prov. Limburg, Beverlo, Vallei van de Grote Beek © Carina Van Steenwinkel

Moesziomyces bullatus: gall on Echinochloa sp.


Moesziomyces bullatus: opened gall

sorus, still partly in its membrane

Moesziomyces bullatus: spore mass

clumps of spores

Moesziomyces bullatus: spores


Moesziomyces bullatus on Echinochloa

Echinochloa spec., Belgium, prov.Antwerp, Balen, Griesbroek © Carina Van Steenwinkel: sori in an old inflorescence (mid-November)

Moesziomyces bullatus on Echinochloa

fallen sori, some burst open


Individual ovaries are turned into small smut sori. When they open reddish to blackish brown spores are released, united in small clusters.

host plants

Poaceae, oligophagous

Echinochloa crus-galli, muricata; Paspalum dischichum.


Tolyposporium bullatum Schröter, 1887.


can be confused with the much more numerous Ustilago trichophora. The sorus membrane is thin and smooth in bullatus, thick and hispid in trichophora.


Almaraz (1998a), Buhr (1964b), Klenke & Scholler (2015a), Kruse (2014a, 2019a), Prillinger, Wuczkowski, Lopandic ao (2009a), Savchenko, Carris, Castlebury ao (2014b), Savchenko & Heluta (2012a), Scholz & Scholz (2013a), Tomasi (2014a), Vanderweyen & Fraiture (2014a), Vánky (1994a), Vánky & Abbasi (2013a).

Last modified 21.vii.2019