Plant Parasites of Europe

leafminers, galls and fungi

Ustilago hordei

Ustilago hordei (Persoon) Lagerheim, 1899

covered smut of barley and oats

on Hordeum


Smut of the grains. Characteristically, the spore mass is not blown out, but remains as a clump within the glumes. The spores are smooth, measure 7(8)-9(11) µm, and are olive brown at one side, almost hyaline at the other. Infected culms remain abnormally short.

host plants

Poaceae, oligophagous

Arrhenatherum elatius; Avena barbata, nuda, sativa, strigosa; Hordeum vulgare & subsp. distichon + spontaneum.


The English name “Covered Smut” refers to the fact that the spore mass remains covered by the glumes.


Ainsworth & Sampson (1950a), Almaraz (1998a), Brandenburger (1985a: 788), Buhr (1964b), Ellis & Ellis (1997a), Kabaktepe & Akata (2019a), Klenke & Scholler (2015a), Kruse (2019a), Llorens i Villagrasa (1984a). Melgarejo Nárdiz, García-Jiménez, Jordá Gutiérrez ao (2010a), Navarro, Honrubia & Torres (1986a), Negrean & Anastasiu (2006a), Prillinger, Wuczkowski, Lopandic ao (2009a), Savchenko, Carris, Castlebury ao (2014b), Savchenko & Heluta (2012a) Ukraine, Tomasi (2014a), Tóth (1994a), Unamuno (1941b, 1942a), Vanderweyen & Fraiture (2014a), Vánky (1994a), Vánky & Abbasi (2013a), Woods, Chater, Smith ao (2018a), Zwetko (1993a).

Last modified 11.xii.2022