Koelreuteria
(named after Joseph G. Koelreuter, 1733-1806, once Professor of Natural History at Carlsruhe). ORD. Sapindaceae. A monotypic genus. The species is a small, handsome, hardy deciduous tree, from North China, having a picturesque, irregular habit of growth. Any ordinary garden soil suits it; but it thrives best, and flowers most freely, in a sheltered situation. Propagated by cuttings of the young shoots, in spring; or by layers, in early autumn. K. paniculata (panicled).* fl. yellow, disposed in large, terminal, many-flowered, branched panicles. June and July. fr. or capsule large, vesiculate, inflated, three-lobed, very conspicuous in autumn. l. alternate, exstipulate, deciduous, impari-pinnate; leaflets opposite or alternate, membranaceous, deeply toothed. h. 10ft. to 15ft. 1763. (B. R. 330.)