Petrak, Crypt. Exs.F. Petrak [3201- 4700]
USDA United States National Fungus Collections
s.n.
Ascochyta syringae Bresadola
Latvia
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USDA United States National Fungus Collections
s.n.
Ascochyta syringae Bresadola
Latvia
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University of California Berkeley, University Herbarium
K. Starcs s.n.
Ascochyta syringae Jaap
Latvia, Vidzeme, Cesis, in garden
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