| microfungi on compositae in the ruhr basin. | forty-three microfungi have been observed on thirty species of the compositae occurring in several locations in the ruhr basin in north rhine-westphalia. many fungi belong to the ascomycetes (erysiphales, diaporthales, dothideales, leotiales and pleosporales) and to the deuteromycetes (melanconiales, moniliales and sphaeropsidales). other fungi wich were found in our investigation belong to the basidiomycetes (uredinales) and to the oomycetes (peronosporales). some recorded microfungi have been ... | 2002 | 12701426 |