Spongospora subterranea (Wallroth) Lagerheim, 1892
powdery scab

Solanum tuberosum, USA © Sandra Jensen, Cornell University, Bugwood.org

the spore balls remind of Urocystis species.
host plants
polyphagous
Lycopersicon; Nasturtium; Solanum tuberosum.
references
Brandenburger (1985a: 203, 557),Buhr (1965a), Dauphin & Aniotsehere (1997a), Klenke & Scholler (2015a), Porta-Puglia & Mifsud (2006a), Redfern & Shirley (2011a), Roskam (2009a).
Last modified 15.xi.2022