Digitaria hitchcockii (Chase) Hauman & Van der Veken

Valota hitchcockii Chase, Proc. Biol. Soc. Wash. 24 : 110. 1911
Panicum tenerrimum I,. Dewey, in Coult. Contr. U. S. Nat. Herb. 2 : 503. 1894. Not P. tenerrimum Kunth, 1829.
Stems tufted, 2-5 dm. tall, slender, glabrous, the lower nodes often pubescent; leaf-sheaths glabrous or sparingly hirsute; blades up to 6 cm. long, 2-3 mm. wide, flat, glabrous beneath, usually shortly pubescent on the upper surface and with a few long hairs near the base, with a narrow white cartilaginous margin; panicle commonly of 3-5 racemes, rarely fewer, the racemes 2-3 cm. long, erect ; spikelets usually in pairs, sometimes single, on rather long pedicels, 2.5-3 mm. long, lanceolate, the first scale minute, triangular, the second and third scales densely pubescent, especially on the margins, with long purple hairs, the second 3-nerved, about equaling the fruiting scale, the third 5-nerved, a little longer than the second, the fruiting scale yellowish-brown, about 2.25 mm. long, a little shorter than the second scale, elliptic, acuminate.
Type locality : On dry prairie soil, San Antonio, Texas. Distribution : Central and western Texas and adjacent Mexico.