J.T.C. Vestergren [1-1800, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 417675
Vestergren Tycho s.n. 21 June 1899
Ramularia lactea (Desm.) Sacc.
USSR, Estonia, Saaremaa Saar (Osilia), Kingissepp (Arensburg)