Shrub. Leaves ± lemon-scented, rather chlorotic. Flowers very fragrant. Petals 1.7 - 2.2 cm long, ± oblong, white inside, purple - flushed outside. Fruit to c. 4 cm diam., globose with apical nipple, 9 - segmented; skin orange; flesh orange, sour.Flowers with petals dark purple on reverse.