Choisya ternata

‘Mexican Orange Blossom’: A medium sized evergreen shrub of rounded habit bearing shining, dark green trifoliate leaves, which are aromatic when crushed.   Sweetly scented pure white flowers are borne in clusters of up to six from late spring to early summer, and usually flower again sporadically in autumn.   Plant in moist, well drained acid, alkaline or neutral soil in full sun or partial shade.   Will tolerate dry conditions when established.   Hardiness rating H4.