rose

Roses are the most widely grown ornamental plants in the world, also important from an economic point of view in the cosmetic industry. The ornamental features, the therapeutic and cosmetic value have contributed to its domestication but the evolution of the Rosa genus is very complex. The genus Rosa, belonging to the Rosaceae family, contains approximately 200 species, many of which are polyploid, that is, they have multiple chromosomal sets, but only from 8 all 20 species are involved in the cultivation of hybrid roses (Rosa hybrida), among these there is a very important Chinese species known as "Rosa chinensis". These crossings gave birth to the "Rosa tea", [...]