Sphaerotheca fusca
(Fr.) S. Blumer
KW [Darwin] 11974. Place of collection: Russia; Kirovskaya oblast; Kotelnych, near (N58°18' E48°19'). Date of collection: 9 August 1921. Associated organism: Euphrasia sp. (leaf, stem, bract). Collector: Khokhriakov, M.K.. Identifier: Heluta, V.P..