Ustilago bullata Berk. 1855

Foodplant / parasite
sorus of Ustilago bullata parasitises live spikelet of Anisantha sterilis

In Great Britain and/or Ireland:
Foodplant / parasite
sorus of Ustilago bullata parasitises live spikelet of Bromus

Foodplant / parasite
sorus of Ustilago bullata parasitises live spikelet of Poaceae

Foodplant / parasite
sorus of Ustilago bullata parasitises live spikelet of Bromus secalinus
Other: minor host/prey

Foodplant / parasite
sorus of Ustilago bullata parasitises live spikelet of Bromus hordeaceus

Ustilago bromivora (TuL) Fisch. de Waldh. Bull. Soc. Nat
Mosc. 40': 252. 1867.
Ustilago Carho vulgaris bromivora Tul. Ann. Sci. Nat. III. 7 : 81. 1847.
Ciniractia patagonica Cooke & Massee, Grevillea 18 : 34. J889. (Type from Patagonia, on Bromus unioloides.)
Sori in spikelets, usually infecting only the parts within the glumes but sometimes also destroying the base of these, often at first agglutinated but finally becoming dusty ; spores usually dark reddish -brown, chiefly ovoid to spherical but occasionally polyhedral or irregular, sometimes apparently smooth or only granular, but usually abundantly and minutely granular-verruculose, 7-11//, rarely 14(«, in length.
On Poaceae :
Bromus arvensis, Colorado ?
Brom,us breviaristaius , California, Iowa.
Brom.us cihatus, Colorado.
Bromus Hooker ianus, California, Washington.
Bromus hordeaceus {B. mollis)^ California, Washington.
Brom.us horde aceus^^labre scens , Washington. Bromus Jiralmii,nJ^h^
Bromus margindfzZ^O^jai^orma, Colorado, District of Columbia, Iowa, Oregon, Wyoming. Bromus polyanthus, /titan' Bromus Pum-pellia7iuy;-^fistrict of Columbia, Bromus racemosus, Washington. Bromus Richardsoni District of Columbia. Bromus secalinus, California, Oregon. Bromus vulgaris, Montana, Washington. Brom,us vulgaris exim.-ms^JN^^i^oi.. Bromus s,p., Montana, ^CtalO Type locality: Europe, o ff B rom.us secaUnus.
Distribution : District of Columbia (on cultivated plants) ; Iowa to Washington and California ; also in South America, Europe, Asia, and Australia.