or Fox-tail Grass, in botany: A genus of the triandra digynia class; and in the natural method ranking under the 4th order, Graminae. The characters are: The calyx is a single-flower'd bivalve glume; The corolla is one-valved; The stamens consist of three capillary filaments; the anther bifurcated at both ends; The pistillum is a roundish germen; there are two styli; and the stigmata are simple; The pericarpium is a corolla cloathing the seed; and the seed is fingle and roundish. There are eight species, viz. the pratinus, or meadow fox-tail grass; the bulbosus, or bulbous fox-tail grass; the geniculatus, or flore fox-tail grass; and the myosuroides, or field fox-tail grass; these four grow wild in Britain; the sagittatis, the monspeliensis, the panicus, and the hordeiformis, are all natives of France and the southern parts of Europe, except the last, which is a native of India. See Grass.