Eleocharis (eleokaris)

[NL., leo char is, χά ρις, favor, delight.] A genus of cyperaceous plants, of about 80 species, growing in wet places, and distributed over all tropical and temperate regions. They are characterized by terete or angular culms closely sheathed at the base, and bearing a naked, solitary terminal head of closely imbricated scales. There are about 20 North American species. Commonly known as spike - rush. Eleotragus (el-e-ot'ra-gus), n. [NL. (J. E. Gray, 1846), prop. * He leo tragus,