Species: P. albiflora. History: Originated by Calot in 1856. DESCRIPTION IN BRIEF: Full double, pure white with sulphur center, early, good. DESCRIPTION IN DETAIL: Rose type, well differentiated; staminodes very variable in width, from linear to one-half inch wide, and cut and crimped at apex; carpelodes much wider, but those in very center smaller; no remnants. Color, guards pure white, center tinged sulphur yellow. Size medium to large. Odor pleasant XX. Foliage perfectly smooth, leaflets long and quite narrow with tendency to curl up, much lighter in color below; foliage distinct.