Itosa alba

From Gardening Wiki

Rosa Alba (Itosa alba).

The original type of this rose has been in cultivation since 1597. It bears small white fragrant blooms in June and July. The hybrids obtained from it are numerous, and all bear very beautiful blush or rosy-tinted blooms of exquisite fragrance. Essentially early summer blooming, and best grown as dwarfs, although some sorts do well as standards. They require to be pruned closely, i.e., to two or three " eyes " or buds. Good ordinary soil and a well-drained bed or border will suit their growth well. Not suited for town gardens. The following are typical kinds: Maiden's Blush, blush; and Celestial, flesh.