P. Sydow and W. Zopf [1-4900]
USDA United States National Fungus Collections
P. Sydow #s. n. 00 August 1888
Peronospora gangliformis (Berkeley) de Bary
Germany, Berlin, bot. Garden
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New York Botanical Garden
Catalog #: 1959260
cf9d8b45-636e-4793-b147-e4b3656ee7a2
P. Sydow #s.n. 00 August 1888
Bremia lactucae Regel
Germany, Garten, Berlin
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