xanthous

[From Gr.xanthos =yellow.] Ethnol.: A term applied by Prichard to his yellow-haired variety of the human race, characterized by hair of a reddish, yellowish, or fiaxen color, the iris of the eye of a light hue, generally blue or gray. Typical example, the tribes or individuals of pure Germanic descent. xăn-thox'-1, 8. [XANTHOXYL ON.] Bot. (pl.): The order Xanthoxyl a cee (q. v.). ( Lindley.) xăn-thox-y-lā-çě-æ, subst. pl. [Mod. Lat. xan thoxyl (on); Lat. fem. pl. adj. suff.- aceæ.] Bot .: Xanthoxyls; an order of Hypogynous Exogens, alliance Rutales. Aromatic or pungent trees or shrubs; leaves abruptly or unequally pinnate, more rarely simple, with pellucid dots; stipules wanting; flowers axillary or terminal, often unisexual; sepals four or five, rarely three; petals gen one-seeded. Xanthorrhiza apiifolia , an undershrub, is one of the plants called in America Yellow root. Its root, pith, and the inner layers of wood are bright yellow, and were used by the American Indians as a yellow dye. It yields both a gum and a resin, both of them intensely bitter, as are the wood and bark. It is prescribed as a tonic. xăn-thor-rhœ-a, subst . [Pref. zantho- , and Gr. rheo to flow. Named from the yellow juice flowing from them. (See def.)] Bot.: A genus of Liliacese, tribe Aphyllanthese. Plants botanically of the Lily type, but with longer or shorter arborescent trunks, formed by the bases of leaves glued together with the resin which has exuded from the plant; wiry gra -like pendulous leaves, in a clump at the top of the stem, so as to partly resemble a palm tree. Flowers in a close, scaly spike, the perianth six-cleft, the stamens six, exserted; the fruit a woody, three-celled capsule with a a few black seeds. They constitute the Gra Trees of Australia, which, from their often being blackened outside by bush fires, are popularly called also Black Boys. They occur in Australia and Tasmania. Their young leaves are eaten, Xan thorrhœa humilis , the Dwarf Gra -tree, being the species most commonly employed. X. arborea exudes a fragrant resin, smelling like benzoin, and called Botany Bay gum. X. has til is , according to De Candolle, though an endogen, has an approach to medullary rays. [GRASS-TREE.] xanthorrhœa-resin, s . [ACAROID-RUSIN.] xăn-thor-thite, subst . [Pref.xanth-, and Eng. orthite ( Min .).] Min.: An altered variety of Allanite (q. v.) containing much water. Color, yellowish.