walt her I a (wasv, thast)

[Named after Prof. A. Walther, of Leipsic.] Bot.: A genus of Hermannese. Herbs or shrubs with serrated leaves, some stellate hairs, and axillary or terminal heads generally of yellow flowers. Calyx persistent, campanulate, five-cleft, surrounded by a one to three-leaved deciduous involucel; petals five, stalked; style somewhat lateral; stigma fringed tubercled; fruit capsular. Wal thera douradinha , which abounds in mucilage, is used in Brazil in diseases of the chest, and externally as an application to wounds; and W. amer icana in Surinam in fevers. wâl-ther-ite (was thast), [Etymology doubtful, but prob. after one Walther; suffix- ite (Min.).] Min.: Probably a variety of Bismutite (q. v.); an undetermined mineral. Wal-ton, s . [See def.] Geog.: Walton-on-the-Naze, in E ex, England. Walton-crag, s. Geol .: A bed of crag existing at Walton-on-the Naze. It is considered to be the oldest portion of the Red Crag, and to have been deposited while the climate was warmer than it immediately afterward became. wal-tròn, s. [Etym. doubtful.] The walrus. "The morse, or waltron, is called the sea-horse." Woodward.