It is a disease that attacks the aerial part of many plants. They are caused by Pucciniomycetes fungi. There are about 8000 species of these fungi and almost all of them are pathogens. It can usually attack various cereals or coffee and are catastrophic affectations. Roya is also the name of a short river in the Mediterranean basin that runs in territories of France and Italy. In Colombia in a colloquial way, very bad person or something lethal and catastrophic. It is one of the common names of a plant in the Mediterranean basin whose roots are used to obtain red dyes. It is the red blonde, hail, lapa or red, whose scientific name is Blonde tinctorum of the family Rubiaceae . They also say rust a la colleja, cabbage or white root. It is a plant of the Mediterranean basin of gastronomic uses. Its scientific name is Silene vulgaris and belongs to the family Caryophyllaceae. ,
