Cooke, Fungi Brit. Exs. Ser. I
M.C. Cooke [1-700]
IndExs #620643198

USDA United States National Fungus Collections
Catalog #: BPI 951446
Cooke, M.C. #s.n. 00 August 1871
Erysiphe horridula (Wallr.) Rabenh.
United Kingdom, Corstorphine