Sphaerotheca fusca
(Fr.) S. Blumer
KW [Darwin] 14794. Place of collection: Ukraine; Volynska oblast; Kovel district; Skulin village (N51°16' E24°53'). Date of collection: 19 September 1959. Associated organism: Bidens tripartita (leaf, petiole, stem). Collector: Smits’ka, M.F.. Identifier: Heluta, V.P..