Rehm, Ascomyc.
H. Rehm [1-2175, plus extras]

Academy of Natural Sciences of Drexel University
Catalog #: PH00302777
von Thumen #s.n. 00 October 1876
Uncinula clandestina (Biv.) J. Schröt.
Austria, Lower Austria, bei Klosterneuburg in N. Oestreich