Also soap-berry, soap berry. [SOAP sb.]
1. The fruit or nut of various species of Sapindus (esp. S. Saponaria), or of Acacia concinna, used in certain countries as a substitute for soap; a soap-nut.
1693. Phil. Trans., XVII. 621. The Sope-Berry, which is properly a Plumm, or between Nut and Plumm.
1819. Pantologia, X, Saponaria nacula, soap berries. A spherical fruit, about the size of a cherry.
1858. Mayne, Expos. Lex., 118/2. Bermuda Berry, common name for the soap-nut, or soap-berry produced by the Sapindus saponaria.
2. One or other of the trees bearing this fruit.
1716. Petiveriana, I. 222. Soap-berry, Arbor Saponaria.
1760. J. Lee, Introd. Bot., App. 317. Soap Berry, Sapindus.
1871. Kingsley, At Last, xi. There is a young one fruiting finely in the Botanic Garden at Port of Spain , a cousin of the Matapalos and of the Soap-berries.
1874. Stewart & Brandis, Flora N. West India, 108. S[apindus] Saponaria, the West Indian Soapberry, is grown in the West Indies.
3. attrib., as soapberry family, tree.
1725. Sloane, Jamaica, II. 132. Sope-berry Tree.
1753. Chambers Cycl., Suppl., s.v., Sapindus, There is only one known species of this genus, the soapberry tree.
1819. Pantologia, X, Sapindus rigidus, ash-leaved soap-berry tree . A native of the West Indies and America.
1847. Darlington, Amer. Weeds, etc. (1860), 87. Sapindaceæ. Soapberry Family: Fruit capsular or berry-like.
1866. Veness, El Dorado, xi. 119. The root, bark, and seed covering of the huruwassa or soap berry tree is an admirable substitute for soap.