Brachiaria meziana Hitchc.

Brachiaria meziana Hitchc. Contr. U. S. Nat
Herb. 12 : 140. 1908.
Stems tufted, often decumbent at the base, up to 7 dm. long, often rooting at the lower nodes; leaf-sheaths compressed, glabrous or pubescent; blades 3-10 cm. long, 6-10 mm. wide, glabrous or pubescent, ciliate on the margin; racemes 4-8, 2-5 cm. long, spreading or ascending, the rachis setiferous; spikelets, on setiferous pedicels, 2.5-3 mm. long,, oval, glabrous, the first scale ovate to nearly orbicular, 3-nerved, acute, the second and third scales 5-nerved, the former a little shorter than the latter, the fruiting scale transversely rugose, apiculate.
Type locality : Cerro de Guadalupe, Federal District, Mexico, altitude 2770 m. Distribution : Northern and central Mexico.