Petrak, Crypt. Exs.
F. Petrak [3201- 4700]

Field Museum of Natural History
Catalog #: C0272709F
E. Asplund s.n. 00 July 1929
Ustilago stellariae (Sowerby) Liro
Sweden, Lillhärdal; Härjedalen, ad Lillhärdal

University of California Berkeley, University Herbarium
Catalog #: UC760406
E. Asplund #s.n. 00 July 1929
Microbotryum violaceum (Pers.) G. Deml & Oberw.
Sweden, Harjedalen, Lillehärdalen

Field Museum of Natural History
Catalog #: C0272707F
H. Smith s.n.
Ustilago stellariae (Sowerby) Liro
Sweden, Jukkasjärvi; Juckasjärvi sn: pr. abisko in reg. subalp.

University of California Berkeley, University Herbarium
Catalog #: UC727966
H. Smith #s.n.
Microbotryum violaceum (Pers.) G. Deml & Oberw.
Sweden, Torne Lappmark, Jukasjärvi, pr. [near] Abisko