BACKHOUSIA (commemorative of the late James Backhouse, a botanical traveller in Australia and South Africa). ORD. Myrtaceae. A greenhouse evergreen shrub, requiring a compost of fibry peat, loam, and a little white sand. Propagated, in April, by half-ripened cuttings, inserted in sand, under a bell glass, in a cool house. BACKHOUSIA myrtifolia (Myrtle-leaved).* fl. white, disposed in corymbs, and often produced on cuttings soon after having struck root. May. l. ovate, acuminate, smooth. Branches slender. h. 16ft. New South Wales, 1844. (B. M. 4133.)