Rosa Rugosa, also named Ramanas rose, is a deciduous shrub of the family Rosaceae, in the genus Rosa. Its dense stems are covered in prickles. The leaves are pinnately compound with 5 to 9 leaflets with a corrugated surface. It blossoms in early summer. Rosa Rugosa is native to Northern and Middle China, and is now cultivated around the country. The elegant flower is purple, red, white or pink in color, with single or double petals, and a strong aroma.
Rosa Rugosa is tough, cold-resistant, drought-enduring and tolerant of infertile soil. Apart from being widely used in gardening art, the flower is edible and able to produce perfume. Moreover, its root and bud can be used medicinally.
Rosa Damascena is commonly known as Damask rose. It is a deciduous shrub of the family Rosaceae, in the genus Rosa, growing up to 1 to 2 meters tall. Rosa Damascena has curved stems covered in prickles. The leaves have 5 to 7 leaflets, usually in a sage green color and with pubescence on the surface. The internal petals are smaller than the external ones of the pink corymb. It blossoms in June and the fragrance grows stronger along with the blooming period. Rosa Damascena is native to Asia Minor, and extremely resistant to chill. It has been used in the hybridization and evolution of the modern Rosa cvs.