DIGITARIA sanguinalis(Retz.) Dom var. ciliaris [family ], in in Preslia 13/15: 47 (1935). [type as above]
Information
Annual up to 100 cm high, often decumbent at the base and geniculately ascending; leaves broadly linear. Inflorescence of 2–12 digitate or subdigitate racemes, the axis up to 5 cm long in robust specimens; racemes stiff, 6–22 cm long, the spikelets in pairs and overlapping by 2/3 their length on a winged rhachis with triquetrous midrib. Spikelets narrowly elliptic, 2.5–3.3(–3.7) mm long, sharply acute; lower glume a distinct triangular scale usually 0.2–0.4 mm long; upper glume (1/2–)2/3–3/4 the length of the spikelet, 3-nerved; lower lemma 7-nerved, the nerves smooth and evenly spaced or with a wide interspace flanking the midrib (sometimes the spikelets of a pair different), appressed-puberulous to silky-pubescent or rarely shortly villous, often with aciliate frill, sometimes one or both spikelets of a pair beset with glassy bristles; fruit ellipsoid, grey to light brown.