This section is from the book "The Gardener's Monthly And Horticulturist V20", by Thomas Meehan. See also: Four-Season Harvest: Organic Vegetables from Your Home Garden All Year Long.
Max. Corun charges a new vine disease in France on America, introduced, he says, by American vines. He calles it the Anthracnose. There are white spots on the leaves, which afterward become charcoal black. It is caused by a fungus, Phoma viticola. He also complained of another disease on the leaves, looking like velvety spots, which he says is caused by another fungus, Cladospo-rium viticola, and then still another fungus Peronospora viticola,"attacked the leaves and young shoots in a most destructive manner".