Petrak, Crypt. Exs.F. Petrak [3201- 4700]
University of California Berkeley, University Herbarium
K. Starcs #s.n.
Puccinia nigrescens Peck
Latvia, prov. Vidzeme distr. Riga
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University of California Berkeley, University Herbarium
L. Hollôs #s.n.
Puccinia nigrescens Peck
Hungary, Szekszard
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