Duvaua
(named in honour of M. Aug. Duvau, a French botanist, publisher of the original edition of Richard's " Demonstrations botaniques, ou analyse du fruit considere en general "). ORD. Anacardiaceae. Handsome half-hardy evergreen shrubs, with bright shining foliage. Flowers yellowish; racemes axillary, short, many-flowered, solitary or fasciculated. Leaves simple, alternate, exstipulate. There are four species, natives of extra-tropical South America. They thrive in a dry and sandy soil and in a sheltered situation, having its surface sloping to the south. Cuttings, made of the ripe wood, root, if inserted under a bell glass, in gentle heat.
D. dependens (hanging). fl. yellowish-white; racemes axillary, scarcely exceeding the leaves in length. June, July. Berries black. l. mostly obovate, and very obtuse, or even emarginate, with scarcely any denticulations. h. 10ft. to 12ft. 1790. Usually grown as a wall shrub. (B. R. 1573.) D. latifolia (broad-leaved). fl. greenish-white; racemes dense, the length of the leaves. June, July. Berries black. l. oblong, acute, coarsely toothed, so waved as to seem in some measure plicate. h. 6ft. to 12ft. 1826. (B. R. 1580.) D. ovata (ovate). fl. yellowish-white; racemes a little longer than the leaves. June. Berries black. l. ovate, toothed, mostly acute at the tip, some obtuse. h. 6ft. to 10ft. 1825. (B. R. 1568.)