P. Sydow [1-350]

USDA United States National Fungus Collections
Catalog #: BPI 1029460
s.n.
Peronospora arborescens (Berk.) de Bary
Germany

USDA United States National Fungus Collections
Catalog #: BPI 1029461
s.n.
Peronospora arborescens (Berk.) de Bary
Germany

Rutgers University, Chrysler Herbarium - Mycology Collection
Catalog #: CHRB-F-0013131
G.V. Lagerheim s.n. 00 June 1900
Peronospora arborescens (Berk.) de Bary
Sweden

USDA United States National Fungus Collections
Catalog #: BPI 786755
Lagerheim, G. v. s.n. 00 June 1900
Peronospora arborescens (Berk.) de Bary
Sweden, Pr. St. Ror, Olandia