The name Lepiota langei Knudsen is replaced by L. jacobi. Leucoagaricus pulverulentus is placed in the genus Cystolepiota on account of the structure of the universal veil and shape, size, and chemical reactions of the spores. Lepiota cortinarius is placed in Lepiola sect. Lepiota, close to L. ventriosospora, on account of the shape of the spores and the macroscopical characters, and a new variety, viz. L. cortinarius var.flava, is described.